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Encyclopedia > BIND
BIND
Developer: Internet Systems Consortium
Latest release: 9.3.3 / December 9, 2006
OS: Unix-like
Use: DNS server
License: BSD license
Website: www.isc.org/sw/bind/

BIND (Berkeley Internet Name Domain, previously: Berkeley Internet Name Daemon) is the most commonly used DNS server on the Internet, especially on Unix-like systems, where it is a de facto standard. Supported by Internet Systems Consortium. BIND was originally created by four graduate students with CSRG at the University of California, Berkeley and first released with 4.3BSD. Paul Vixie started maintaining it in 1988 while working for DEC. Software development is the translation of a user need or marketing goal into a software product. ... In January 2004 the projects, assets and staff of Internet Software Consortium were transferred to a new company, Internet Systems Consortium. ... A software release refers to the creation and availability of a new version of a computer software product. ... December 9 is the 343rd day (344th in leap years) of the year in the Gregorian calendar. ... The introduction to this article provides insufficient context for those unfamiliar with the subject matter. ... An operating system (OS) is a computer program that manages the hardware and software resources of a computer. ... A Unix-like operating system is one that behaves in a manner similar to a Unix system, while not necessarily conforming to or being certified to any version of the Single UNIX Specification. ... The domain name system (DNS) stores and associates many types of information with domain names, but most importantly, it translates domain names (computer hostnames) to IP addresses. ... A software license is a legal agreement which may take the form of a proprietary or gratuitous license as well as a memorandum of contract between a producer and a user of computer software. ... The BSD license is a permissive license and is one of the most widely used free software licenses. ... A website (or Web site) is a collection of web pages, typically common to a particular domain name or subdomain on the World Wide Web on the Internet. ... The domain name system (DNS) stores and associates many types of information with domain names, but most importantly, it translates domain names (computer hostnames) to IP addresses. ... Unix (officially trademarked as UNIX) is a computer operating system originally developed in the 1960s and 1970s by a group of AT&T employees at Bell Labs including Ken Thompson, Dennis Ritchie, and Douglas McIlroy. ... De facto is a Latin expression that means in fact or in practice. It is commonly used as opposed to de jure (meaning by law) when referring to matters of law or governance or technique (such as standards), that are found in the common experience as created or developed without... Standardization, in the context related to technologies and industries, is the process of establishing a technical standard among competing entities in a market, where this will bring benefits without hurting competition. ... In January 2004 the projects, assets and staff of Internet Software Consortium were transferred to a new company, Internet Systems Consortium. ... The Computer Systems Research Group (CSRG) was a research group at the University of California, Berkeley that was dedicated to enhancing AT&T Unix operating system and funded by Defense Advanced Research Projects Agency. ... The University of California, Berkeley (also known as UC Berkeley, Berkeley, Cal, and by other names, see below) is the oldest and flagship campus of the ten-campus University of California system. ... Berkeley Software Distribution (BSD, sometimes called Berkeley Unix) is the Unix derivative distributed by the University of California, Berkeley, starting in the 1970s. ... Paul Vixie is the author of several RFCs and well known UNIX system programs, among them SENDS, proxynet, rtty and Vixie cron. ... 1988 (MCMLXXXVIII) was a leap year starting on Friday of the Gregorian calendar. ... The DEC logo Digital Equipment Corporation was a pioneering American company in the computer industry. ...


A new version of BIND (BIND 9) was written from scratch in part to address the architectural difficulties with auditing the earlier BIND code bases, and also to support DNSSEC (DNS Security Extensions). Other important features of BIND 9 include: TSIG, DNS notify, nsupdate, IPv6, rndc flush, views, multiprocessor support, and an improved portability architecture. It is commonly used on Linux systems. The Domain Name System Security Extensions (DNSSEC) are a suite of IETF specifications for securing certain kinds of information provided by the Domain Name System (DNS) as used on Internet Protocol (IP) networks. ... TSIG (Transaction SIGnature) is a computer networking protocol. ... Please wikify (format) this article as suggested in the Guide to layout and the Manual of Style. ... Internet Protocol version 6 (IPv6) is a network layer IP standard used by electronic devices to exchange data across a packet-switched internetwork. ... Linux, or GNU/Linux, refers to any Unix-like computer operating system which uses the Linux kernel. ...

Contents

History

BIND was originally written in the early 1980s under a DARPA grant. In the mid-1980s, DEC employees took over BIND development. One of these employees was Paul Vixie, who continued to work on BIND after leaving DEC. He eventually helped start the ISC, which became the entity responsible for maintaining BIND. The Defense Advanced Research Projects Agency (DARPA) is an agency of the United States Department of Defense responsible for the development of new technology for use by the military. ... The DEC logo Digital Equipment Corporation was a pioneering American company in the computer industry. ... Internet Software Consortium (ISC) was an organization that was founded by Rick Adams and Paul Vixie with funding from UUNET to develop and support a number of reference implementations of Internet software. ...


The development of BIND 9 was done with a combination of commercial and military contracts. Most of the features of BIND 9 were funded by UNIX vendors who wanted to ensure that BIND stayed competitive with Microsoft's DNS offerings; the DNSSEC features were funded by the US military who felt that DNS security was important. The Domain Name System Security Extensions (DNSSEC) are a suite of IETF specifications for securing certain kinds of information provided by the Domain Name System (DNS) as used on Internet Protocol (IP) networks. ...


Criticisms

Like Sendmail, WU-FTPD, and other systems dating back to the earlier laissez-faire days of the Internet, BIND 4 and BIND 8 have had a large number of serious security vulnerabilities over the years. BIND 9, being a rewrite, has a much better security history. Sendmail is a mail transfer agent (MTA) that is a well known project of the open source and Unix communities and is distributed both as free software and proprietary software. ... WU-FTPD (more fully wuarchive-ftpd, also frequently spelled in lowercase as wu-ftpd) is a FTP server software (daemon) for Unix-like operating systems. ... Laissez-faire is short for laissez faire, laissez passer, a French phrase meaning to let things alone, let them pass. First used by the eighteenth century Physiocrats as an injunction against government interference with trade, it is now used as a synonym for strict free market economics. ...


GeoDNS

GeoDNS is a 40-line patch to BIND to allow split horizon DNS, such that different requesters receive different responses, depending on proximity. The split horizon rule prohibits a router from advertising a route through an interface that the router itself is using to reach the destination. ... The domain name system (DNS) stores and associates many types of information with domain names, but most importantly, it translates domain names (computer hostnames) to IP addresses. ...


In this way if a website has, for example, a French server, a US server and a South Korean server, they can easily specify that people in Europe go to the French server, people in East Asia go to the Korean server and those in the rest of the world be served by the American server. This can give improved performance and potentially lower costs than a single hosting location or a round robin DNS setup. Round robin DNS is a technique in which load balancing is performed by a DNS server instead of a strictly dedicated machine. ...


As it is DNS based, it is much easier to deploy than BGP anycast. It does not require any support from the ISP and will not break existing connections when the server selected for a particular client changes. However, as it is not intimately tied into the network infrastructure it is likely to be less accurate at sending data to the nearest server.


See also

Free software Portal

Image File history File links Portal. ... This article is a comparison of DNS server software. ...

External links

  • The official BIND site at Internet Systems Consortium (ISC.org)
  • CircleID Interview with Cricket Liu, author of 'DNS and BIND'
  • DNS & BIND Resources at Bind9.net
  • DNS Security Extensions (DNSSEC) at DNSSEC.net
  • A Brief History of BIND by ISC
  • BIND, the Buggy Internet Name Daemon by Daniel J. Bernstein
  • Homepage of GeoDNS
  • Bind9 Views for DNS Zones

Daniel Julius Bernstein (sometimes known simply as djb; born October 29, 1971) is a professor at the University of Illinois at Chicago, a mathematician, a cryptologist, and a programmer. ...

Configuration Sites


  Results from FactBites:
 
Binding - GvE Encyclopedia (749 words)
To bind a prisoner, the character doing the binding rolls against his or her AGI.
The MOS achieved by the person or character doing the binding, using the rules above, becomes a target number for the prisoner to escape his or her fetters.
For the purposes of escaping his binds, Ri's effective AGI is 7; two is subtracted because his hands are tied, and four more because he cannot see his binds.
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