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Encyclopedia > Comparison of VoIP software

Voice over IP (VoIP) software is used to conduct telephone-like voice conversations across IP based networks. For residential markets, VOIP phone service is often cheaper than traditional PSTN phone service and can remove geographic restrictions to telephone numbers (i.e. have a "New York" PSTN phone number in Tokyo). An overview of how VoIP works A typical analog telephone adapter for connecting an ordinary phone to a VoIP network Ciscos implementation of VoIP - IP Phone Voice over Internet Protocol, also called VoIP (pronounced voyp), IP Telephony, Internet telephony, Broadband telephony, Broadband Phone and Voice over Broadband is the... For other uses, see Telephone (disambiguation). ... IP may refer to: IP address (Internet Protocol address), a computer network address Internet Protocol, the computer networking protocol used on the Internet Internet protocol suite or TCP/IP protocol suite, Internet communications protocols Intellectual property: the legal concept that the works created with intellectual effort is a form of... The public switched telephone network (PSTN) is the concatenation of the worlds public circuit-switched telephone networks, in much the same way that the Internet is the concatenation of the worlds public IP-based packet-switched networks. ...


For enterprise or business markets, VoIP enables the enterprise to manage a single network (the IP network) instead of separate voice and data networks, while enabling advanced and flexible capabilities to the end user.

Contents

General softphone clients

Program Operating systems License Protocols/based upon/compatible with Encryption Other capabilities Latest release
Abbeyphone Windows XP/2000 Closed Proprietary SIP      
AGEphone Windows XP/2000/Vista, Windows Mobile Trialware version / Closed Proprietary SIP, SDP, RTP, STUN, UPnP Recording, Voice Mail, Multiple Services at Once, Outlook Support, Call Forwarding 1.67 Windows, 1.71 Mobile
AOL Instant Messenger MS Windows, Mac OS, Linux Freeware SIP, RTP Video, file transfer, PC to phone, phone to PC
BitWise IM Linux, Mac OS X, Windows Freeware / Closed Proprietary Blowfish File transfer, whiteboard 1.7.2
Brosix Windows Freeware / Closed Proprietary AES Text chat, Video, File transfer, Whiteboard, Co-Browse, Voice mail, Voice conference 1.7.2
Cisco IP Communicator Windows Closed Proprietary SCCP (Skinny), SIP, TFTP 2.1
Coccinella FreeBSD, Linux, Mac OS X, Windows GPL Free software XMPP, IAX Supports TLS/SSL and SASL File transfer, whiteboard 0.96.2  (September 19, 2007)
Cornfed SIP User Agent Linux Freeware / Closed Proprietary SIP, SDP, RTP, STUN Command-Line Interface (CLI) and Gnome GUI clients 1.0.1
CounterPath Bria Windows & Mac Closed Proprietary SIP, STUN, ICE SRTP, TLS Contact centric interface, Customizable Skinning engine, eyeBeam Feature set 2.1
CounterPath eyeBeam Windows, Mac, Linux Closed Proprietary SIP, STUN, ICE SRTP, TLS Video, IM, Conferencing, Multiple login account, QoS, Outlook integration, Call transfer, 6 lines 1.5
CounterPath X-Lite Windows, Mac, Linux Freeware SIP, STUN, ICE IM, single login account, for Windows and Mac also Conferencing, Video and SIMPLE based presence] Windows and Mac: 3.0, Linux: 2.0
damaka Windows Freeware SIP Always end-to-end encrypted using unspecified algorithm. CallOuts™, video, desktop sharing, voice commands, file-sharing, SMS, IP Radio, RSS reader 2.5 (December 26, 2006)
DingoTel Windows Freeware Proprietary protocol, SIP, H.323 Some of the Dingotel traffic is encrypted. Has a 2-way radio feature, so one can tunnel FRS through the internet.
ComunIP ClicVoz Windows, Linux Closed Proprietary SIP, SDP, ICE (draft-17), STUN, proprietary HTTPS Tunneling Protocol, RTP, TFTP TLS/SSL 2.5.0 (July 31, 2007)
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
Ekiga (formerly GnomeMeeting) Linux, Windows GPL Free software SIP, H.323, STUN, Zeroconf Video, IM 2.0.9. (April 12, 2007)
Express Talk Windows, Mac OS X, Windows CE Freeware version, Licensed version. SIP 6 Lines, multiple accounts, conferencing, transfers, recording, push-to-talk (intercom) 2.04
Eyeball Chat Windows Freeware Free VoIP, video and IM 2.2
Eyeball Messenger Windows Closed Proprietary SIP, STUN, TURN, ICE Video, IM, Conferencing, Federated IM, QoS, Call transfer, 6 lines, Voice mail 1
Gizmo Linux, Mac OS X, Windows XP/2000 Freeware SIP, XMPP, Jabber SRTP Recording, voicemail, Jabber IM, Gizmo to phone, phone to Gizmo, Talk with Yahoo! Messenger, Google Talk, or Windows Live user 3.1.2.291 June 20, 2007
The Global Exchange 2006 Windows Only Freeware Cryptography & Custom Protocol(CP) Video, voice mail, missed calls
Globe7 Linux, Mac OS X, Windows XP/2000 Freeware SIP SRTP Call landline, mobile, Free call to 25 destinations, VOD, SMS, Free US DID number. 7.2.0.0 April 12, 2007
Google Talk Windows XP/2000 Freeware (libjingle is Free software XMPP, Jabber Chat, file transfer, voicemail, mail via "GMail Integration" 1.0.0.104
GoSIP Linux, Mac OS X, Windows XP/2000,Windows Mobile Freeware SIP January, 2007
iCall Windows Vista/XP/2000 Closed Proprietary SIP Free PC to Phone calling in the US and Canada, Voicemail 2.0.0.58
iChat AV Mac Closed Proprietary SIP AIM ICQ Jabber H263 H264 Integrated, PBX independent January 2007
TABLETmedia iFon™ Windows Mobile 2003/2003SE/5.0, WindowsCE 4.x/5.x Commercial SIP, H.261, H.263, G.711, G.722, G.723.1, G.729A, GSM, AMR Optional: MD5/Digest, DES, AES Mobile VoIP, videoconferencing, messaging, dual-mode devices support 5.10.59
iVisit Windows & Mac Freeware / Closed Proprietary Proprietary P2P protocol 8-way videoconferencing, file sharing, recording in QuickTime format 3.6.3 (verified on July 7th, 2006)
Intellivic Softphone Windows 2000/XP/Vista Closed Proprietary SIP, SDP, RTP, UPnP, NAT-PMP, STUN, TURN TLS, HTTPS
  • inherits all features of Intellivic SDK
  • features and skin fully customizable
4.0
Jabbin Linux, Windows GPL Free software Libjingle, XMPP, Jabber SSL Instant messaging, file transfer, compatible with Google Talk 2.0b2
KCall Linux (KDE) GPL / LGPL Free software SIP 0.5.2 (10th July 2005)
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
KPhone Linux (KDE) GPL Free software SIP, STUN, NAPTR/SRV SRTP Video, voice, IM, external Sessions, IPv6 support for UDP 1.0.2 (22nd September 2006)
Linphone Linux and Microsoft Windows Free software and open source SIP Video, IM, STUN, IPv6 1.7.1 (16 April 2007)
Lotus Sametime Linux and Microsoft Windows, Mac OS X Closed Proprietary SIP, SIMPLE, T.120 and H.323 7.5.1 (April 2007)
Lynxphone Windows, Mac OS X, Linux, NetBSD, FreeBSD Freeware SIP, STUN, ICE SRTP, TLS Voice only, multiple-language support, Windows Address Book integration, skins, custom ringtones 0.6.0
MindSpring (formerly Vling) Windows 2000, Windows XP Freeware SIP, XMPP Instant messaging, PC to phone, file transfer, free voicemail 2.0
Minisip Windows XP, 2000, Linux, Windows Mobile GPL / LGPL Free software SIP SRTP, TLS, MIKEY (DH, PSK, PKE), end to end encryption Video, IM Conferencing
Minipax Windows Vista, XP, 2000 Freeware SIP Voip Tunnelling or VPN Supports G723.1,GSM,G711, G729 Available on separate download,Call recording, Acoustic Echo Canceller 2.7.4.1
Mirial Softphone (Mirial, formerly DyLogic) Windows 2000/XP/2003/Vista Closed Proprietary SIP, H.323
  • H.264 video support
  • HD 720p video rx/tx
  • G.722.1/C wideband audio
  • Call recording/export
  • Contact management
  • DV camera inputs
  • T.120, file transfer
  • Acoustic Echo Canceller
  • Far End Camera Control
5.2 (June 8, 2007)
Nadiz Phone Windows 2000/XP/2003 Freeware SIP, RTP, STUN, ICE SRTP, TLS, AES
  • Call log
  • Video capture
  • H.264 video support
1.1-Early Beta! (April 14, 2007)
OpenH323 and OPAL Linux, Mac OS X, Windows, Windows Mobile, VxWorks MPL free software H.323, SIP, IAX, RTP, STUN SRTP OpenH323: 1.19.0.1 (June 12, 2006), OPAL: 2.2.4 (January 24, 2007)
PeerMe Windows 2000 or Windows XP Freeware  ?
PhoneGaim Linux (Linspire), Windows XP/2000 GPL free software SIP
Phoner and PhonerLite Windows Freeware SIP, CAPI TLS, SRTP recording, voicemail Phoner: 2.11 (October 10th, 2007), PhonerLite: 1.38 (October 10th, 2007)
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
PJSIP Linux, Win32 (NT/200/XP), WinCE/Windows Mobile, Mac OS X, FreeBSD, RTEMS, Symbian, etc GPL free software/Closed Proprietary SIP TLS Media stack included, Python API 0.5.10.1 (20 February 2007)
Remote Origin, Inc. Windows Closed Proprietary IAX2 Digest-Authentication TTY, USB Token DRM, Re-Branding, Custom Development Available 1.0 (March 1st, 2007)
ReSIProcate Linux, Mac OS X, Windows Vovida Software License (open source) SIP TLS, Identity, Digest-Authentication SIP Stack, Dialog layer (DUM), Proxy (repro) 1.1 (March 30th, 2007)
SecurePTT Microsoft Windows / Symbian OS Closed Proprietary Proprietary protocol, RTP AES-256 encryption, RSA-2048 key exchange SecurePTT Voice communication, SecurePTT Camera, SecurePTT Chat 1.5
SightSpeed Mac OS X / Windows Freeware SIP,RTP,Proprietary P2P protocol video, voicemail, phone in, phone out, multiparty calling, conference recording, text messaging, interop with hardware SIP phones, nat traversal, video mail 6.0
SIP Communicator Linux, Mac, Windows XP/2000 (all java supported) LGPL free software SIP/SIMPLE, Jabber Text messaging
Sippax Windowx Vista,XP,2000 Closed Propietary SIP Voip Tunelling (VPN)
  • Support Codec: G729,G723.1,GSM,G711
  • Support Audio and Video
  • Address book
  • Call Log
  • Skin customization
  • private branding/logo
SJphone Windows 2000/Windows XP, Windows Vista, Mac OS X, Linux, Windows Mobile 5 Freeware SIP, RTP, STUN, Jabber, H.323 Customisation for ITSP Windows XP/Vista: 1.65 beta (Mar 27.2007)
Skype Windows 2000/XP, Mac OS X, Linux(32-bit i386 only), Windows Mobile Freeware Proprietary P2P protocol Encrypted Video (also now on Linux), file transfer, voicemail, Skype to phone, phone to Skype, additional P2P extensions (games, whiteboard, etc...) Windows: 3.2.0.163, Linux: 1.4.0.4, Mac OS X: 2.6.0.148, Windows Mobile: 2.2.0.36 (All as of June 17, 2007)
SmeetX, Smeet SDK Linux, Microsoft Windows SIP, H.323, STUN, proprietary P2P protocol Optional encryption plugin Video (H.263, H.263+, MPEG-4 and H.264), ActiveX control, XML, SOAP 1.3.3 (as of April 2007)
SoftBX Microsoft/Windows XP/Vista/Outlook 2000/2003/Windows Mobile 6 Closed Proprietary SIP, H.323, 3 way/multi-party conference, presence display, operator, call centre agent 4.1.1003 (January 2007)
Switchboard, The Windows 2000/XP, Mac OS X, Linux, OS/2, and any other Java enabled platform Freeware Proprietary P2P protocol Encrypted web-based (no installation), conferencing, file transfer, ICQ, AIM, and MSN compatibility 3.2 (March 2007)
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
TelTel Windows Freeware SIP, STUN TLS, SRTP IM, TelTel-Out, TelTel-In 0.9.2.18
TERAVoice Server Windows 2000, XP, 2003, Vista Freeware / Closed Proprietary SIP, H.323, ISDN, analog TLS Soft-PBX, IVR, Voicemail, Voice Portal Server 2004 (17th of April 2005)
Tivi Windows, many cell phones, Nokia smartphones Freeware tivi-to-land line Video call: 0.127a, Lite: 0.602.
Twinkle Linux GPL free software SIP SRTP, ZRTP 1.1 (July 21, 2007)
Vbuzzer Windows XP Closed / Proprietary freeware SIP TLS IM (MSN), voicemail, personalized voice greeting. 2.0.282
VoipDiscount Windows 2000/XP/Vista Freeware SIP
VOIspeed Windows 2000/XP Freeware SIP IPBX, IVR, CRM integration, LCR, Voicemail 4
vPhone Windows Freeware + proprietary SIP, GSM, VOIP Conferencing, address book, SMS, chat
WengoPhone Linux, Mac OS X, Windows XP/2000, SmartPhone, Windows Mobile GPL free software SIP AES-128|[1] Video, IM (MSN, AIM, ICQ, Yahoo!, Jabber, GoogleTalk), voicemail, wengo to phone. v2.1.0 (May 15, 2007)
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
Windows Live Messenger Windows 2000/XP Freeware SIP, RTP, proprietary Video, voice, chat, text messaging, PC to Phone
wxCommunicator Windows XP/2000 GPL free software SIP, STUN, TURN, ICE, Voice, chat, recording, conferencing, multiple sip profiles
Yahoo! Messenger Microsoft Windows, Mac OS (8, 9, X), (Linux/FreeBSD version not VoIP capable) Freeware SIP (using TLS) and RTP (media) Video, file transfer, PC to phone, phone to PC
YakaPhone Microsoft Windows, Mac OS (8, 9, X), (Linux/FreeBSD) Freeware IAX, IAX2 Audio, Video, Text & SMS, PC to phone, phone to PC
XMeeting Mac OS X BSD free software SIP, H323, STUN Video, call recording v0.3.4a
Zfone (formerly PGPfone) Linux, Mac OS X, Windows Viewable source / Proprietary license (includes time bomb provision) SIP and RTP SRTP, ZRTP Beta (6th of December 2006)
Zoiper (formerly Idefisk) Linux, Mac OS X, Windows 2000, Windows XP, Windows Vista Shareware / Proprietary SIP, RTP, STUN, IAX, IAX2 TLS
  • Native conferencing
  • API Outlook integration
  • Attended transfer
  • Automatic provisioning(XML)
  • Changeable number of lines
  • Call recording
  • URL handling
  • Outlook/Thunderbird integration
  • Echo cancellation
  • Multilanguage support
Zoiper 2.09 - 9th of October, 2007
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release

The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... A trial is, in the most general sense, a test, usually a test to see whether something does or does not meet a given standard. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... AOL Instant Messenger (AIM) is a free, advertisement-supported proprietary instant messaging and presence computer program which uses the OSCAR instant messaging protocol and the TOC protocol. ... Microsoft Windows is a range of commercial operating environments for personal computers. ... This article relates to both the original Classic Mac OS as well as Mac OS X, Apples more recent operating system. ... This article is about operating systems that use the Linux kernel. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... BitWise IM is a secure, cross-platform instant messaging program written using wxWidgets and is available for Windows, Mac OS X and Linux. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... In cryptography, the Advanced Encryption Standard (AES), also known as Rijndael, is a block cipher adopted as an encryption standard by the U.S. government. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... SCCP is a proprietary VoIP terminal control protocol originally developed by Selius Corporation. ... SCCP is a proprietary VoIP terminal control protocol originally developed by Selius Corporation. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Trivial File Transfer Protocol (TFTP) is a very simple file transfer protocol akin to a basic version of FTP. TFTP is often used to transfer small files between hosts on a network, such as when a remote X Window System terminal or any other thin client boots from a network... Coccinella is a free software client for the Jabber/XMPP instant messaging protocol. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, a dual licensed open source and commercial PBX server from Digium and other softswitches and PBXs. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... Simple Authentication and Security Layer (SASL) is a framework for authentication and authorization in Internet protocols. ... is the 262nd day of the year (263rd in leap years) in the Gregorian calendar. ... Year 2007 (MMVII) is the current year, a common year starting on Monday of the Gregorian calendar and the AD/CE era in the 21st century. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The acronym SDP can stand for: Slavističko Druženje i Prijateljstvo Session Description Protocol Service Data Point (Intelligent Network) Symmetrized Dot Pattern Service Discovery Protocol Stochastic Dynamic Programming Separation of Dispensing and Prescribing Service Delivery Platform Stable Dependencies Principle State Domestic Product Sockets Direct Protocol Schadaraparr Japanese hip-hop... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... This article is about the Internet protocol. ... This article is about the mythical creature. ... GUI can refer to the following: GUI is short for graphical user interface, a term used to describe a type of interface in computing. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... This article is about water ice. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... The initialism TLS can mean many things. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... This article is about water ice. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... The initialism TLS can mean many things. ... X-Lite is a VoIP (Voice over IP) software phone that ultilizes SIP (Session Initiation Protocol). ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... This article is about water ice. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The acronym SDP can stand for: Slavističko Druženje i Prijateljstvo Session Description Protocol Service Data Point (Intelligent Network) Symmetrized Dot Pattern Service Discovery Protocol Stochastic Dynamic Programming Separation of Dispensing and Prescribing Service Delivery Platform Stable Dependencies Principle State Domestic Product Sockets Direct Protocol Schadaraparr Japanese hip-hop... This article is about water ice. ... This article is about the Internet protocol. ... A tunneling protocol is a network protocol which encapsulates one protocol or session inside another. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... Trivial File Transfer Protocol (TFTP) is a very simple file transfer protocol akin to a basic version of FTP. TFTP is often used to transfer small files between hosts on a network, such as when a remote X Window System terminal or any other thin client boots from a network... The initialism TLS can mean many things. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... G.711 is an ITU-T standard for audio companding. ... G.726 is ITU-T speech codec operating at bit rates of 16-40 kbit/s. ... G.729 is an audio data compression algorithm for voice that compresses voice audio in chunks of 10 milliseconds. ... Global System for Mobile communications (GSM: originally from Groupe Spécial Mobile) is the most popular standard for mobile phones in the world. ... The Internet Low Bit Rate Codec (iLBC) is a royalty free narrowband speech codec, developed by Global IP Sound (GIPS). ... Speex is a free software speech codec that may be used on VoIP applications and podcasts. ... The term echo cancellation is used in telephony to describe the process of removing echo from a voice communication in order to improve voice quality on a telephone call. ... Automatic gain control (AGC) is an electronic system found in many types of devices. ... Voice activity detection or voice activity detector is an algorithm used in speech processing wherein, the presence or absence of human speech is detected from the audio samples. ... // Instant messaging (IM) is a form of real-time communication between two or more people based on typed text. ... FTP or file transfer protocol is a commonly used protocol for exchanging files over any network that supports the TCP/IP protocol (such as the Internet or an intranet). ... Ekiga (formerly called GnomeMeeting) is a free and open source VoIP and video conferencing application for GNOME and Windows. ... Windows redirects here. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... This article is about the Internet protocol. ... Zeroconf or Zero Configuration Networking is a set of techniques that automatically create a usable IP network without configuration or special servers. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... This article is about water ice. ... Gizmo Project is the name of a peer-to-peer VoIP network and of a proprietary freeware soft phone for that network. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... The term Freeware refers to gratis proprietary software with closed source. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... Google Talk is a Windows application for Voice over IP and instant messaging, offered by Google. ... The term Freeware refers to gratis proprietary software with closed source. ... Google Talk is a service offered by Google for Voice over IP and instant messaging. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The title given to this article is incorrect due to technical limitations. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... AIM is a three-letter abbreviation with multiple meanings, as described below: AOL Instant Messenger A I M Management Group Inc. ... ICQ is an instant messaging computer program, owned by Time Warners AOL subsidiary. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... H.263 is a video codec designed by the ITU-T as a low-bitrate encoding solution for videoconferencing. ... H.264, or MPEG-4 Part 10, is a high compression digital video codec standard written by the ITU-T Video Coding Experts Group (VCEG) together with the ISO/IEC Moving Picture Experts Group (MPEG) as the product of a collective partnership effort known as the Joint Video Team (JVT). ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.261 is an 1990 ITU video coding standard originally designed for transmission over ISDN lines on which data rates are multiples of 64 kbit/s. ... H.263 is a video codec designed by the ITU-T as a low-bitrate encoding solution for videoconferencing. ... G.711 is an ITU-T standard for audio companding. ... G.722[1] is a ITU-T standard wideband speech codec operating at 48-64 kbit/s. ... G.723. ... G.729 is an audio data compression algorithm for voice that compresses voice audio in chunks of 10 milliseconds. ... Global System for Mobile communications (GSM: originally from Groupe Spécial Mobile) is the most popular standard for mobile phones in the world. ... // Amr or AMR may refer to: AMR Corporation, parent company of American Airlines American Medical Response, a private ambulance operator Arcata and Mad River Railroad, from its AAR reporting mark AMR International, a strategic marketing/management consultancy AMR Research, a consulting firm focused on supply chain, enterprise-wide manufacturing applications... iVisit is a videoconferencing application for Windows and Mac. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... QuickTime is a multimedia framework developed by Apple Inc. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Session Description Protocol (SDP), is a format for describing streaming media initialization parameters. ... The Real-time Transport Protocol (or RTP) defines a standardized packet format for delivering audio and video over the Internet. ... Universal Plug and Play (UPnP) is a set of computer network protocols promulgated by the UPnP Forum. ... NAT Port Mapping Protocol (NAT-PMP) is an Internet Engineering Task Force Internet Draft, introduced by Apple Computer as an alternative to the more common UPnP (Universal Plug and Play) protocol implemented in many network address translation (NAT) routers. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... https is a URI scheme used to indicate a secure HTTP connection. ... Jabbin is a free chat program for instant messaging and Voice over IP phone calls via Jabber protocols. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Jingle is an extension to the Jabber/XMPP protocol, to allow for peer-to-peer (p2p) signalling, and thereby multimedia interactions such as voice or video. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... Google Talk is a Windows application for Voice over IP and instant messaging, offered by Google. ... KCall is a VoIP application for the KDE desktop environment. ... For the NYSE stock ticker symbol KDE, see 4Kids Entertainment. ... GPL redirects here. ... GNU logo The GNU Lesser General Public License (formerly the GNU Library General Public License) is an FSF approved Free Software license designed as a compromise between the GNU General Public License and simple permissive licenses such as the BSD license and the MIT License. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... KPhone is a SIP User Agent for Linux. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... NAPTR stands for Naming Authority Pointer and is a newer type of DNS record that supports regular expression based rewriting. ... An SRV record or Service record is a category of data in the Internet Domain Name System specifying information on available services. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... Linphone is a VoIP application for Linux operating system (although it is reported to work also on FreeBSD and OpenBSD). ... This article is about operating systems that use the Linux kernel. ... Windows redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... IBM Lotus Sametime is the commercial Instant Messaging service by the Lotus Software brand of IBM. It provides instant messaging(IM) and presence awareness capabilities as well as support for web conferencing. ... This article is about operating systems that use the Linux kernel. ... Windows redirects here. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... In computing, SIMPLE (Session Initiation Protocol for Instant Messaging and Presence Leveraging Extensions) is an instant messaging (IM) and presence protocol suite based on Session Initiation Protocol (SIP). ... T.120 is an ITU-T recommendation that describes a series of communication and application protocols and services that provide support for real-time, multipoint data communications. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... This article is about water ice. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... The initialism TLS can mean many things. ... MindSpring logo MindSpring was a major Internet service provider which merged with EarthLink on February 4, 2000, with the company retaining the EarthLink name. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Minisip is a free SIP user agent. ... The GNU logo For other uses of GPL, see GPL (disambiguation). ... GNU logo The GNU Lesser General Public License (formerly the GNU Library General Public License) is an FSF approved Free Software license designed as a compromise between the GNU General Public License and simple permissive licenses such as the BSD license and the MIT License. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Diffie-Hellman (D-H) key exchange is a cryptographic protocol that allows two parties that have no prior knowledge of each other to jointly establish a shared secret key over an insecure communications channel. ... A pre-shared key or PSK is a secret which was previously shared between the two parties using some secure channel before it needs to be used. ... The Ministry of Peace (Newspeak: Minipax) is one of four ministries in George Orwells novel Nineteen Eighty-Four. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... // DyLogic is a privately-held italian company providing products and solutions for the communication in 3G/UMTS, IMS, Unified messaging and video/voice over IP areas. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... This article is about the Internet protocol. ... This article is about water ice. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... The initialism TLS can mean many things. ... AES is a three-letter abbreviation with multiple meanings, as described below: Advanced Encryption Standard, in cryptography, a standardized block cipher Advanced Encryption Standard process, in cryptography, the process of choosing an algorithm for standardization as AES Aeromedical Evacuation Squadron Aes (album) AES Corporation AES Data Ltd, Canada AES/EBU... To meet Wikipedias quality standards, this article or section may require cleanup. ... In computing, the Mozilla Public License (MPL) is an open source and free software license. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, an open source PBX server from Digium. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... This article is about the Internet protocol. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... About PeerMe Inc. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... The term Freeware refers to gratis proprietary software with closed source. ... PhoneGaim is a free software VoIP system based on the Gaim instant messaging software and the SIP protocol, using (only) the SIPphone service. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Python is a high-level programming language first released by Guido van Rossum in 1991. ... API may refer to: In computing, application programming interface In petroleum industry, American Petroleum Institute In education, Academic Performance Index This page concerning a three-letter acronym or abbreviation is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, a dual licensed open source and commercial PBX server from Digium and other softswitches and PBXs. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Windows redirects here. ... Symbian OS is a proprietary operating system, designed for mobile devices, with associated libraries, user interface frameworks and reference implementations of common tools, produced by Symbian Ltd. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Real-time Transport Protocol (or RTP) defines a standardized packet format for delivering audio and video over the Internet. ... In cryptography, the Advanced Encryption Standard (AES), also known as Rijndael, is a block cipher adopted as an encryption standard by the U.S. government. ... In cryptography, RSA is an algorithm for public-key cryptography. ... Key exchange is any method in cryptography which, naturally, exchanges keys between users, allowing use of a cryptographic algorithm. ... SightSpeed is an Internet video conference software that uses a proprietary artificial intelligence algorithm to remove unimportant information from images. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... SIP Communicator is an audio/video Internet phone and instant messenger that supports some of the most popular instant messaging and telephony protocols such as SIP, Jabber, AIM/ICQ, MSN and soon others like Yahoo and IRC SIP Communicator is completely Open Source / Free Software, and is freely available under... The GNU Lesser General Public License (formerly the GNU Library General Public License) or LGPL is a free software license published by the Free Software Foundation. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... In computing, SIMPLE (Session Initiation Protocol for Instant Messaging and Presence Leveraging Extensions) is an instant messaging (IM) and presence protocol suite based on Session Initiation Protocol (SIP). ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... Windows Vista is a line of graphical operating systems used on personal computers, including home and business desktops, notebook computers, Tablet PCs, and media centers. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... This article is about operating systems that use the Linux kernel. ... Windows Mobile is a compact operating system combined with a suite of basic applications for mobile devices based on the Microsoft Win32 API. Devices which run Windows Mobile include Pocket PCs, Smartphones, and Portable Media Centers. ... The term Freeware refers to gratis proprietary software with closed source. ... Look up sip in Wiktionary, the free dictionary. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... This article is about the Internet protocol. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... ITSP is an Internet Telephony Service Provider, selling telephone-like service based on VOIP technology. ... Skype (IPA: , rhymes with type) is a software program created by the entrepreneurs Niklas Zennström and Janus Friis. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... This article is about operating systems that use the Linux kernel. ... Windows Mobile is a compact operating system combined with a suite of basic applications for mobile devices based on the Microsoft Win32 API. Devices which run Windows Mobile include Pocket PCs, Smartphones, Portable Media Centers, and on-board computers for certain automobiles. ... The term Freeware refers to gratis proprietary software with closed source. ... This article is about operating systems that use the Linux kernel. ... Windows redirects here. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... This article is about the Internet protocol. ... Microsoft Corporation, (NASDAQ: MSFT, HKSE: 4338) is a multinational computer technology corporation with global annual revenue of US$44. ... Windows Mobile is a compact operating system combined with a suite of basic applications for mobile devices based on the Microsoft Win32 API. Devices which run Windows Mobile include Pocket PCs, Smartphones, and Portable Media Centers. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... This article is about operating systems that use the Linux kernel. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... The term Freeware refers to gratis proprietary software with closed source. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... ISDN is also short for isosorbide dinitrate Integrated Services Digital Network (ISDN) is a type of circuit switched telephone network system, designed to allow digital (as opposed to analog) transmission of voice and data over ordinary telephone copper wires, resulting in better quality and higher speeds, than available with analog... The initialism TLS can mean many things. ... TiVi is a freeware for instant messaging and Internet telephony, conceived as a SIP-compatible softphone and having its GUI in several human languages. ... The term Freeware refers to gratis proprietary software with closed source. ... Twinkle is an open source VoIP application for Linux. ... This article is about operating systems that use the Linux kernel. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... ZRTP is an extension to Real-time Transport Protocol (RTP) which describes a method of Diffie-Hellman key agreement for Secure Real-time Transport Protocol (SRTP). ... Vbuzzer is an Internet telephone service based on open standard SIP protocol. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The initialism TLS can mean many things. ... A screenshot of PowWow, one of the first instant messengers with a graphical user interface An instant messenger is a client which allows instant text communication between two or more people through a network such as the Internet. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... Windows Vista is a line of graphical operating systems used on personal computers, including home and business desktops, notebook computers, Tablet PCs, and media centers. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... IPBX means Intranet Private Branch eXchange. ... In telephony, interactive voice response, or IVR, is a computerised system that allows a person, typically a telephone caller, to select an option from a voice menu and otherwise interface with a computer system. ... Customer relationship management (CRM) is a broad term that covers concepts used by companies to manage their relationships with customers, including the capture, storage and analysis of customer, vendor, partner, and internal process information. ... In international voice telecommunications, least cost routing (LCR) is the process that provides customers with cheap telephone calls. ... 1. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Global System for Mobile communications (GSM: originally from Groupe Spécial Mobile) is the most popular standard for mobile phones in the world. ... IP Telephony, also called Internet telephony, is the technology that makes it possible to have a telephone conversation over the Internet or a dedicated Internet Protocol (IP) network instead of dedicated voice transmission lines. ... WengoPhone is a free software VoIP service developed by the OpenWengo community under the GNU GPL license. ... This article is about operating systems that use the Linux kernel. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... A Sony Ericsson Smartphone (Model P910i) with touch screen and QWERTY keyboard Look up smartphone in Wiktionary, the free dictionary. ... Windows Mobile is a compact operating system combined with a suite of basic applications for mobile devices based on the Microsoft Win32 API. Devices which run Windows Mobile include Pocket PCs, Smartphones, Portable Media Centers, and on-board computers for certain automobiles. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... In cryptography, the Advanced Encryption Standard (AES), also known as Rijndael, is a block cipher adopted as an encryption standard by the U.S. government. ... // Instant messaging (IM) is a form of real-time communication between two or more people based on typed text. ... For the old versions of this software called MSN Messenger, see MSN Messenger. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... The speedy deletion of this page is contested. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... This article is about water ice. ... “Y!M” redirects here. ... Windows redirects here. ... This article relates to both the original Classic Mac OS as well as Mac OS X, Apples more recent operating system. ... This article is about operating systems that use the Linux kernel. ... FreeBSD is a Unix-like free operating system descended from AT&T UNIX via the Berkeley Software Distribution (BSD) branch through the 386BSD and 4. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The initialism TLS can mean many things. ... Windows redirects here. ... This article relates to both the original Classic Mac OS as well as Mac OS X, Apples more recent operating system. ... This article is about operating systems that use the Linux kernel. ... FreeBSD is a Unix-like free operating system descended from AT&T UNIX via the Berkeley Software Distribution (BSD) branch through the 386BSD and 4. ... The term Freeware refers to gratis proprietary software with closed source. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, a dual licensed open source and commercial PBX server from Digium and other softswitches and PBXs. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, an open source PBX server from Digium. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... BSD redirects here; for other uses see BSD (disambiguation). ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... This article is about the Internet protocol. ... Zfone is software for secure voice communication over the Internet (VoIP). ... PGPphone is a secure voice system based on the popular PGP encryption package. ... This article is about operating systems that use the Linux kernel. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... 1. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... ZRTP is an extension to Real-time Transport Protocol (RTP) which describes a method of Diffie-Hellman key agreement for Secure Real-time Transport Protocol (SRTP). ... Software development stages In computer programming, development stage terminology expresses how the development of a piece of software has progressed and how much further development it may require. ... This article is about operating systems that use the Linux kernel. ... Mac OS X (pronounced ) is a line of graphical operating systems developed, marketed, and sold by Apple Inc. ... Windows 2000 (also referred to as Win2K) is a preemptive, interruptible, graphical and business-oriented operating system designed to work with either uniprocessor or symmetric multi-processor computers. ... Windows XP is a line of operating systems developed by Microsoft for use on general-purpose computer systems, including home and business desktops, notebook computers, and media centers. ... Windows Vista is a line of graphical operating systems used on personal computers, including home and business desktops, notebook computers, Tablet PCs, and media centers. ... Look up shareware in Wiktionary, the free dictionary. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... This article is about the Internet protocol. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, an open source PBX server from Digium. ... The initialism TLS can mean many things. ...

Hosted services

Program Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
EasyIVR Closed Proprietary Proprietary Protocol Virtual ACD, IVR, Voice Broadcasting, Development environment, 12
HarmonicaPhones Closed Proprietary Proprietary Protocol VirtualPBX, Conferencing, ACD, Development environment, Flash UI 2.3
Vidivic Closed Proprietary SIP, SDP, RTP, UPnP, NAT-PMP, STUN, TURN TLS, HTTPS
  • Intellivic SDK feature set
  • High-quality conferencing solution
  • Ad-hoc and scheduled conferences
  • PSTN dial-in
beta version 0.2.5
Jajah Closed source Connects together two conventional phones.
Loquaxity Closed source IAX2 SIP Transport Layer Security Click-to-Call, ACD, Co-browse

The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Session Description Protocol (SDP), is a format for describing streaming media initialization parameters. ... The Real-time Transport Protocol (or RTP) defines a standardized packet format for delivering audio and video over the Internet. ... Universal Plug and Play (UPnP) is a set of computer network protocols promulgated by the UPnP Forum. ... NAT Port Mapping Protocol (NAT-PMP) is an Internet Engineering Task Force Internet Draft, introduced by Apple Computer as an alternative to the more common UPnP (Universal Plug and Play) protocol implemented in many network address translation (NAT) routers. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... https is a URI scheme used to indicate a secure HTTP connection. ... Jajah is a VoIP (Voice over IP) provider, founded by Austrians Roman Scharf and Daniel Mattes in 2005. ... The text below is generated by a template, which has been proposed for deletion. ... The text below is generated by a template, which has been proposed for deletion. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, an open source PBX server from Digium. ... Look up sip in Wiktionary, the free dictionary. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ...

PDA specific

Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
HipVoice WinCE 4.2, PocketPC, Windows Mobile 5.0, CE 5.0 Proprietary XMPP, Jabber Proprietary algorithm Unicast & Multicast Push-To-Talk 3.1
Express Talk Windows Pocket PC or Windows Mobile OS (all versions since 2002) Closed / Proprietary SIP,G.711, GSM 2 Lines, On Hold, Push-to-Talk v2.07
TABLETmedia iFon™ Windows Mobile 2003/2003SE/5.0, WindowsCE 4.x/5.x Commercial SIP, H.261, H.263, G.711, G.722, G.723.1, G.729A, GSM, AMR Optional: MD5/Digest, DES, AES Mobile VoIP, videoconferencing, messaging, dual-mode devices support 5.10.59
Intellivic Smartphone Windows Mobile5/Mobile6 Closed Proprietary SIP, SDP, RTP, UPnP, NAT-PMP, STUN, TURN TLS, HTTPS, VPN
  • Intellivic SDK feature set
  • IMR/VCC
1.2
Palm OS 5 proprietary? SIP, G.711, GSM 6.10 FR no? Caller-ID via SIP, Call Timer, works in background, address book integration  ?

Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.261 is an 1990 ITU video coding standard originally designed for transmission over ISDN lines on which data rates are multiples of 64 kbit/s. ... H.263 is a video codec designed by the ITU-T as a low-bitrate encoding solution for videoconferencing. ... G.711 is an ITU-T standard for audio companding. ... G.722[1] is a ITU-T standard wideband speech codec operating at 48-64 kbit/s. ... G.723. ... G.729 is an audio data compression algorithm for voice that compresses voice audio in chunks of 10 milliseconds. ... Global System for Mobile communications (GSM: originally from Groupe Spécial Mobile) is the most popular standard for mobile phones in the world. ... // Amr or AMR may refer to: AMR Corporation, parent company of American Airlines American Medical Response, a private ambulance operator Arcata and Mad River Railroad, from its AAR reporting mark AMR International, a strategic marketing/management consultancy AMR Research, a consulting firm focused on supply chain, enterprise-wide manufacturing applications... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Session Description Protocol (SDP), is a format for describing streaming media initialization parameters. ... The Real-time Transport Protocol (or RTP) defines a standardized packet format for delivering audio and video over the Internet. ... Universal Plug and Play (UPnP) is a set of computer network protocols promulgated by the UPnP Forum. ... NAT Port Mapping Protocol (NAT-PMP) is an Internet Engineering Task Force Internet Draft, introduced by Apple Computer as an alternative to the more common UPnP (Universal Plug and Play) protocol implemented in many network address translation (NAT) routers. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... https is a URI scheme used to indicate a secure HTTP connection. ... A Virtual Private Network, or VPN, is a private communications network usually used within a company, or by several different companies or organizations, communicating over a public network. ...

Mobile phones

Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Latest release
fring Symbian 8 or 9, Windows Mobile 5 or 6 proprietary SIP, Skype, Google Talk, MSN Messenger, Twitter, ICQ
HipVoice WinCE 4.2, PocketPC, Windows Mobile 5.0, CE 5.0 Proprietary XMPP, Jabber Proprietary algorithm Unicast & Multicast Push-to-Talk v3.1
TABLETmedia iTalkie™ Windows 2000/XP, Windows Mobile 2003/2003SE/5.0, WindowsCE 4.x/5.x Commercial Optional: MD5/Digest, DES, AES serverless Push-to-Talk with presence and direct calling (VoIP) 1.46
Intellivic Smartphone Windows Mobile5/Mobile6 Closed Proprietary SIP, SDP, RTP, UPnP, NAT-PMP, STUN, TURN TLS, HTTPS, VPN
  • Intellivic SDK feature set
  • IMR/VCC
1.2

Look up sip in Wiktionary, the free dictionary. ... Skype (IPA: , rhymes with type) is a software program created by the entrepreneurs Niklas Zennström and Janus Friis. ... Google Talk is a Windows application for Voice over IP and instant messaging, offered by Google. ... MSN Messenger is a freeware instant messaging client that was developed and distributed by Microsoft in 1999 to 2005 and in 2007 for computers running the Microsoft Windows operating system (except Windows Vista), and aimed towards home users. ... Twitter is a free social networking and micro-blogging service that allows users to send updates (text-based posts, up to 140 characters long) via SMS, instant messaging, email, to the Twitter website, or an application such as Twitterrific. ... ICQ is an instant messaging computer program, owned by Time Warners AOL subsidiary. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... “Push to Talk” redirects here. ... “Push to Talk” redirects here. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Session Description Protocol (SDP), is a format for describing streaming media initialization parameters. ... The Real-time Transport Protocol (or RTP) defines a standardized packet format for delivering audio and video over the Internet. ... Universal Plug and Play (UPnP) is a set of computer network protocols promulgated by the UPnP Forum. ... NAT Port Mapping Protocol (NAT-PMP) is an Internet Engineering Task Force Internet Draft, introduced by Apple Computer as an alternative to the more common UPnP (Universal Plug and Play) protocol implemented in many network address translation (NAT) routers. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... https is a URI scheme used to indicate a secure HTTP connection. ... A Virtual Private Network, or VPN, is a private communications network usually used within a company, or by several different companies or organizations, communicating over a public network. ...

Frameworks and libraries

Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Key and target markets Latest release
Tapioca Linux GPL free software Telepathy (software) 0.3.9 (June 12, 2006)
ComunIP VoxBR Windows, Linux Closed Proprietary SIP, SDP, ICE (draft-17), STUN, proprietary HTTPS Tunneling Protocol, RTP, TFTP SSL/TLS Fast-CGI integration (PHP backend), IRC protocol support Client and server-side applications, Software SBCs, VoIP Middleware (including support of SaaS delivery model) 2.5.0 (July 31, 2007)
Intellivic SDK Windows 2000/XP/Vista/EmbeddedXP/ WinCE/Mobile5/Mobile6 Closed Proprietary SIP, SDP, RTP, UPnP, NAT-PMP, STUN, TURN TLS, HTTPS
  • Audio codecs: AMR, AMR-WB, G711, G722.2, G.723.1, G729, iLbc, Speex
  • Video codecs: H.261, H.263, H.263+, H.264, MPEG4 Part 2
  • Standards: IMS, TISPAN, ETSI, 3GPP
  • AEC/AES, PLC
  • Call management
  • Local 3party and server conferencing
  • Filetransfer, IM, presence
  • Contact management
  • USB phone support
Client Applications 3.0

Tapioca is a free framework for Voice over IP and Instant Messaging. ... The GNU Lesser General Public License (formerly the GNU Library General Public License) or LGPL is a free software license published by the Free Software Foundation. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Telepathy is a software framework which can be used to make software for interpersonal communications such as instant messaging, Voice over IP or videoconferencing. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The acronym SDP can stand for: Slavističko Druženje i Prijateljstvo Session Description Protocol Service Data Point (Intelligent Network) Symmetrized Dot Pattern Service Discovery Protocol Stochastic Dynamic Programming Separation of Dispensing and Prescribing Service Delivery Platform Stable Dependencies Principle State Domestic Product Sockets Direct Protocol Schadaraparr Japanese hip-hop... This article is about water ice. ... This article is about the Internet protocol. ... A tunneling protocol is a network protocol which encapsulates one protocol or session inside another. ... RTP may refer to: Technology: Rapid thermal anneal, also called rapid thermal processing, a process used in semiconductor production Real-time Transport Protocol, a standardized packet format for delivering audio and video over the Internet Rendezvous and Termination Protocol, used in transport connections involving the PARC Universal Packet Room temperature... Trivial File Transfer Protocol (TFTP) is a very simple file transfer protocol akin to a basic version of FTP. TFTP is often used to transfer small files between hosts on a network, such as when a remote X Window System terminal or any other thin client boots from a network... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... The initialism TLS can mean many things. ... For other uses, see PHP (disambiguation). ... Internet Relay Chat (IRC) is a form of instant communication over the Internet. ... In computer networking, the term server-side refers to operations that are performed by the server in a client-server relationship. ... A Session Border Controller (SBC) is a device used in some VoIP networks to exert control over the signaling and media streams involved in setting up, conducting, and tearing down calls. ... Software as a service (SaaS) is a model of software delivery where the software company provides maintenance, daily technical operation, and support for the software provided to their client. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Session Description Protocol (SDP), is a format for describing streaming media initialization parameters. ... The Real-time Transport Protocol (or RTP) defines a standardized packet format for delivering audio and video over the Internet. ... Universal Plug and Play (UPnP) is a set of computer network protocols promulgated by the UPnP Forum. ... NAT Port Mapping Protocol (NAT-PMP) is an Internet Engineering Task Force Internet Draft, introduced by Apple Computer as an alternative to the more common UPnP (Universal Plug and Play) protocol implemented in many network address translation (NAT) routers. ... This article is about the Internet protocol. ... Turning is the action of not going straight. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... https is a URI scheme used to indicate a secure HTTP connection. ... The term echo cancellation is used in telephony to describe the process of removing echo from a voice communication in order to improve voice quality on a telephone call. ... Packet loss concealment (PLC) is a technique to mask the effects of packet loss in VoIP communications. ...

Server software

Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Key and target markets Latest release
3cx phone system Windows XP, 2000, 2003. Freeware / Closed Proprietary SIP IP PBX SMB 2.0
4PSA VoipNow Linux (i386, x86_64, ppc) Open Source/Closed Source SIP, IAX SSL,TLS Multitenant, Four levels management interface, High-Availability, Provisioning, Virtualization, Call routing, prepaid and postpaid billing, Call queues, Conferences, IVRs, Callback, Calling cards Service provides, SMB 1.5.0, (Oct. 8, 2007)
Asterisk PBX Linux, BSD, Mac OS X GPL free software / Proprietary SIP, H.323, IAX       1.4.15, Nov. 29, 2007
Brekeke PBX Windows and Linux Free 60-day trial / Closed Proprietary SIP IP PBX, Voicemail, Conference, ARS Carriers, ITSP, Enterprise, SMB 2.0
Brekeke SIP Server Windows, Linux, Mac OS and Solaris Free Academic License / Free 60-day trial / Closed Proprietary SIP SIP Registrar/Proxy, NAT Traversal, Authentication, Dial Plan, Plugin APIs Carriers, ITSP, Enterprise, SMB, R&D 2.0
BroadSoft BroadWorks Linux and Solaris Closed Proprietary SIP SIP Registrar/Proxy, Advanced Telephony Features, Audio Conferencing, Point-to-Point Videoconferencing, Mobile/Cellular Integration, Call Center/ACD, Regulatory Compliance, Desktop Productivity Applications (Windows based), Web Portal, PSTN Routing and Translations, Open APIs Carriers and ITSPs, Residential and Enterprise R14SP3
Customer Interaction Center Windows 2003/XP Closed Proprietary SIP IP PBX, ACD, IVR, Unified Messaging, Multi-media queueing, Skills-based routing Enterprise and Contact (Call) Centers 2.4
Eyeball Server Suite Red Hat Eneterprise 4 and Fedora Core 4 or higher Proprietary SIP, XMPP, STUN, TURN ICE NAT Traversal IM server, NAT Traversal Server, SIP Proxy Enterprise, Developer, Service Providers
CommuniGate Pro Solaris, Linux, BSD, OSX, Windows, AIX, HPUX Freeware / Closed Proprietary SIP, XMPP, XIMSS TLS/SSL/HTTPS/SRTP/File Encryption/Cert Authority VirtualPBX, Conferencing, ACD, Development environment, Flash UI Carriers, IT-SP, Enterprise 5.1.x
FreeSWITCH Windows, Linux, BSD, Solaris Open MPL free software SIP, STUN, XMPP, Jabber, IAX SRTP Recording, Voicemail, Jabber IM, Google Talk, Proxy, Media gateway, Soft-PBX, IVR, Large soft-switch users, home pbx users, softphone users 1.0Beta September 10, 2007
GNU Gatekeeper Linux, Mac OS X, Windows XP/2000, FreeBSD GPL Free software H.323 Routing, Accounting, AUthorization 2.2.4
IXC Softswitch FreeBSD Closed/ Proprietary H.323, SIP, MGCP, RADIUS Includes integrated billing, codecs transcoding, protocol conversion, financial tools. Carriers, ITSP, Enterprise, SMB. Services: origination, termination, DIDs, calling cards 4.4.x
Nortel's ?pplication Server 5200(mcs) Linux Proprietary SIP , H.323 SSL encryption multimedia conferencing, instant messaging (IM), presence and other collaboration tools Unified Communication 5200
Merak Mail Server Windows, Linux Proprietary SIP Registrar, Redirect, Proxy, SIMPLE, XMPP SSL/TLS/HTTPS NAT Traversal, PBX properties, gateways, routing, ENUM, NAPTR, unified administration and authentication (email, IM) SMB, Enterprise, ISP 9.0.2
NetUP UTM billing software Linux, FreeBSD, Solaris, Windows (NT, 2000, XP, 2003) Closed Proprietary H.323, SIP RADIUS Java-based multiplatform administration interface VoIP providers and ISP 5.2.1-001
OpenSER Linux, BSD, Solaris GPL free software Open source SIP TLS ENUM, IM, XMPP IM gateway, SMS gateway Carrier, ITSP, Enterprise 1.2.2
PACER Windows, Linux, Solaris, AIX, HPUX Closed Proprietary TLS, SSL, HTTPS IVR, Voice broadcasting, Virtual PBX, ACD, XML Messaging, Development environment Enterprise, Developer, Service Providers 12.1
pbxnsip Windows, Linux Closed Proprietary SIP TLS for signalling, SRTP and SDES for media and key exchange IVR, Multicast Paging, Call Recording, Barge In, NAT-Traversal, Trunking, Cell Phone Support, Built-in mini-SBC, multiple-IP Address, Plug and Play, IM+Presence, IPv6 Appliances, Server 2.1 (release)
Solegy-OSS Desktop Dialer Microsoft Windows Freeware SIP Hash (CBCOM mode) Encryption Call transfer (SIP REFER), IM (SIP/SIMPLE or Jabber), NAT Traversal (STUN), multiple codecs (iLBC, Speex, GSM, G.711, G.723, etc.) Service Providers, Developers Beta (December 2006)
SIP Express Router (SER) BSD, Linux, Solaris GPL free software SIP SIP Registrar/Proxy, Authentication, Diameter, RADIUS, ENUM, and many others... SIP Service Providers 2.0.0 Ottendorf
sipX ECS IP PBX Linux Open source L-GPL Native SIP Call Control HTTPS, TLS Full redundancy (HA), plug & play management including phones and gateways, fully featured, 100% SIP standards based Enterprises between 200 and 10,000 users, multi-site 3.6, Feb 12, 2007
SoftBX Microsoft/Windows XP/Server 2000/2003/Windows Mobile 6 Closed Proprietary SIP, H.323, CAPI, 4-2000 users/per server, up to 512,000 ITSP platform, Voice Mail, Conference, Call Centre ITSP Hosting Platforms, PBX replacement, Appliances 4.3.1001 (June 2007)
*starShop Open source GPL Based on Asterisk PBX (PBX, not client) Calling Shops and Internet cafes. 0.02 (29th of November 2005)
SwyxWare Microsoft Windows XP/2000/2003/Vista Closed Proprietary SIP, H.323, CAPI Too Many to List Businesses from 5 users to 10000 Users 6.02 (1th May 2007)
YATE FreeBSD, Linux, Microsoft Windows, Solaris GPL free software Open source H.323, IAX, Jingle, SIP SoftPBX, SIP SBC/Registrar/Proxy, H.323 Proxy, FAX, IVR, Conference, Music on Hold, Radius and many others Small office to carrier grade 1.2.0 (16th April 2007)
ComunIP SIP Server Linux, Microsoft Windows Closed Proprietary SIP, HTTP, Fast-CGI TLS/SSL General-purpose SIP server with a SOA architecture - uses Fast-CGI as backend processing (PHP as default language for customizing server-side applications), full web server integration (Apache, Lighttpd) Application Service Provider Model to Carrier Grade, including support of SaaS delivery model 2.5.0 (July 31, 2007)
Mysipswitch Linux BSD free software Open source SIP, Ajax SSL SIP proxy server which allows the use of multiple SIP accounts with a single SIP login Individuals August 2007
Program Operating systems Licence Protocols/based upon/compatible with Encryption Other capabilities Key and target markets Latest release

The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... 4PSA VoipNow is a Linux IP PBX software built on multi-tenant software architecture and based on Open Source technologies. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... The text below is generated by a template, which has been proposed for deletion. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, a dual licensed open source and commercial PBX server from Digium and other softswitches and PBXs. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Asterisk is a free software / open-source software implementation of a telephone private branch exchange (PBX). ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, a dual licensed open source and commercial PBX server from Digium and other softswitches and PBXs. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... NAT traversal refers to a solution to the common problem in TCP/IP networking of establishing connections between hosts in private TCP/IP networks which use NAT devices. ... For other uses, see Plug in. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... The term Freeware refers to gratis proprietary software with closed source. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... https is a URI scheme used to indicate a secure HTTP connection. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... FreeSWITCH is a free/open source software communications platform for the creation of voice and chat driven products and is released under the MPL free software license. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... In computing, the Mozilla Public License (MPL) is an open source and free software license. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about the Internet protocol. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, a dual licensed open source and commercial PBX server from Digium and other softswitches and PBXs. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... Official logo of the Jabber Software Foundation Jabber is a collection of open, real-time communication technologies built on the Extensible Messaging and Presence Protocol (XMPP). ... GNU Gatekeeper (or GnuGk) is a feature-rich H.323 Gatekeeper based on the Open H.323 stack. ... GPL redirects here. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... In computing, Media Gateway Control Protocol (MGCP) is a protocol used within a Voice over IP system. ... This article is about an authentication, authorization, and accounting protocol. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The Merak Email Server Merak Email Server is a Mail Transfer Agent package developed by IceWarp Software. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Extensible Messaging and Presence Protocol, or XMPP, is an open, XML-based protocol for near real-time extensible messaging and presence events. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... https is a URI scheme used to indicate a secure HTTP connection. ... NAT traversal refers to a solution to the common problem in TCP/IP networking of establishing connections between hosts in private TCP/IP networks which use NAT devices. ... -1... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... This article is about an authentication, authorization, and accounting protocol. ... This article is about operating systems that use the Linux kernel. ... BSD redirects here; for other uses see BSD (disambiguation). ... Solaris is a computer operating system developed by Sun Microsystems. ... The GNU logo For other uses of GPL, see GPL (disambiguation). ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... Transport Layer Security (TLS) and its predecessor, Secure Sockets Layer (SSL), are cryptographic protocols that provide secure communications on the Internet for such things as web browsing, e-mail, Internet faxing, instant messaging and other data transfers. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... https is a URI scheme used to indicate a secure HTTP connection. ... In telephony, an Automatic Call Distributor (ACD) is a device that distributes incoming calls to a specific group of terminals that agents use. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The initialism TLS can mean many things. ... The Secure Real-time Transport Protocol (or SRTP) defines a profile of RTP (Real-time Transport Protocol), intended to provide encryption, message authentication and integrity, and replay protection to the RTP data in both unicast and multicast applications. ... SDES stands for Session Description Protocol Security Descriptions for Media Streams and is a way to negotiate the key for Secure Real-time Transport Protocol. ... Solegy LLC is a provider of managed service deployment and back-office systems for VoIP, wireless and cable networks. ... Windows redirects here. ... The term Freeware refers to gratis proprietary software with closed source. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... // Instant messaging (IM) is a form of real-time communication between two or more people based on typed text. ... SIP Express Router (ser) is a high-performance, configurable, free SIP ( RFC3261 ) server . ... BSD redirects here; for other uses see BSD (disambiguation). ... This article is about operating systems that use the Linux kernel. ... Solaris is a computer operating system developed by Sun Microsystems. ... The GNU logo For other uses of GPL, see GPL (disambiguation). ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Diameter is a computer networking protocol for AAA (Authentication, Authorization and Accounting). ... This article is about an authentication, authorization, and accounting protocol. ... -1... sipX ECS (Enterprise Communications Server) is an open source voice over IP telephony server. ... This article is about operating systems that use the Linux kernel. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... The GNU Lesser General Public License (formerly the GNU Library General Public License) or LGPL is a free software license published by the Free Software Foundation. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... Microsoft Corporation, (NASDAQ: MSFT, HKSE: 4338) is a multinational computer technology corporation with global annual revenue of US$44. ... Windows Mobile is a compact operating system combined with a suite of basic applications for mobile devices based on the Microsoft Win32 API. Devices which run Windows Mobile include Pocket PCs, Smartphones, and Portable Media Centers. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... GPL redirects here. ... Asterisk is a free software / open-source software implementation of a telephone private branch exchange (PBX). ... A call shop is a business that physically provides phones for the purpose of making long-distance telephone calls. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying, and terminating sessions with one or more participants. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... FreeBSD is a Unix-like free operating system descended from AT&T UNIX via the Berkeley Software Distribution (BSD) branch through the 386BSD and 4. ... This article is about operating systems that use the Linux kernel. ... Windows redirects here. ... Solaris is a computer operating system developed by Sun Microsystems. ... The GNU logo For other uses of GPL, see GPL (disambiguation). ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... H.323 is an umbrella recommendation from the ITU-T, that defines the protocols to provide audio-visual communication sessions on any packet network. ... IAX is the Inter-Asterisk eXchange protocol used by Asterisk, an open source PBX server from Digium. ... Jingle is an extension to the Jabber/XMPP protocol, to allow for peer-to-peer (p2p) signalling, and thereby multimedia interactions such as voice or video. ... Look up sip in Wiktionary, the free dictionary. ... This article is about operating systems that use the Linux kernel. ... Windows redirects here. ... The text below is generated by a template, which has been proposed for deletion. ... Proprietary software is software with restrictions on copying and modifying as enforced by the proprietor. ... Look up sip in Wiktionary, the free dictionary. ... HTTP (for HyperText Transfer Protocol) is the primary method used to convey information on the World Wide Web. ... FastCGI is a protocol for interfacing interactive programs with a web server. ... The initialism TLS can mean many things. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ... Service Oriented Architecture (SOA) is an architectural style that guides all aspects of creating and using business processes, packaged as services, throughout their lifecycle, as well as defining and provisioning the IT infrastructure that allows different applications to exchange data and participate in business processes regardless of the operating systems... FastCGI is a protocol for interfacing interactive programs with a web server. ... For other uses, see PHP (disambiguation). ... In computer networking, the term server-side refers to operations that are performed by the server in a client-server relationship. ... The Apache HTTP Server, commonly referred to simply as Apache, is a web server notable for playing a key role in the initial growth of the World Wide Web. ... lighttpd (pronounced lighty) is a web server which is designed to be secure, fast, standards-compliant, and flexible while being optimized for speed-critical environments. ... This article does not cite any references or sources. ... Software as a service (SaaS) is a model of software delivery where the software company provides maintenance, daily technical operation, and support for the software provided to their client. ... The subject of this article may not satisfy the notability guideline or one of the following guidelines for inclusion on Wikipedia: Biographies, Books, Companies, Fiction, Music, Neologisms, Numbers, Web content, or several proposals for new guidelines. ... This article is about operating systems that use the Linux kernel. ... Free software is software that can be used, studied, and modified without restriction, and which can be copied and redistributed in modified or unmodified form either without restriction, or with restrictions only to ensure that further recipients can also do these things. ... Open source refers to projects that are open to the public and which draw on other projects that are freely available to the general public. ... Look up sip in Wiktionary, the free dictionary. ... AJAX redirects here. ... Secure Sockets Layer (SSL) and Transport Layer Security (TLS), its successor, are cryptographic protocols which provide secure communications on the Internet. ...

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