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Jabber

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Article Genealogy
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Jabber
NameJabber
PurposeInstant messaging and presence information
Based onXML, TCP/IP
DeveloperJeremie Miller

Jabber is an open-standard communication protocol developed by Jeremie Miller that enables instant messaging and presence information, similar to ICQ, AIM, and MSN Messenger. It is based on the Extensible Markup Language (XML) and Transmission Control Protocol/Internet Protocol (TCP/IP), allowing for a wide range of applications and integrations with other Internet Engineering Task Force (IETF) protocols like Simple Mail Transfer Protocol (SMTP) and Hypertext Transfer Protocol (HTTP). The development of Jabber was influenced by earlier protocols such as Internet Relay Chat (IRC) and Talk used in Unix-like operating systems. The protocol has been widely adopted by companies like Google, Facebook, and Microsoft for their instant messaging services.

Introduction to Jabber

Jabber is designed to provide a decentralized and extensible platform for real-time communication, allowing users to communicate with each other using various clients and servers. The protocol supports various features like group chat, file transfer, and voice over IP (VoIP), making it a popular choice for personal and business communications. Companies like Cisco Systems, IBM, and Oracle Corporation have developed their own Jabber-based solutions for unified communications and collaboration. The protocol's flexibility and customizability have also led to its adoption in various open-source projects like Pidgin and Adium.

History of Jabber

The development of Jabber began in 1998 by Jeremie Miller, who aimed to create a decentralized and open instant messaging protocol. The first version of the protocol was released in 1999, and it quickly gained popularity among developers and users. In 2001, the Jabber Software Foundation was established to oversee the development and maintenance of the protocol. The foundation worked closely with other organizations like the Internet Engineering Task Force (IETF) and the World Wide Web Consortium (W3C) to ensure the protocol's compatibility and interoperability with other Internet protocols. The protocol's popularity led to its adoption by companies like Apple, Yahoo!, and AOL, which integrated Jabber into their instant messaging services.

Technical Overview

Jabber uses a client-server architecture, where clients connect to servers using the Transmission Control Protocol (TCP). The protocol uses XML to encode messages and presence information, allowing for easy parsing and processing by clients and servers. The protocol also supports various transport protocols like TCP, UDP, and HTTP, making it suitable for use in different network environments. Companies like Amazon Web Services and Microsoft Azure provide cloud computing services that support Jabber, allowing developers to build scalable and reliable instant messaging applications. The protocol's technical specifications have been influenced by other protocols like SIP and RTP, which are used in VoIP and video conferencing applications.

Jabber Protocol

The Jabber protocol consists of several key components, including XML streams, stanzas, and IQs. XML streams are used to establish and manage connections between clients and servers, while stanzas are used to encode messages and presence information. IQs (Info/Query) are used to request and respond to information, such as user presence and contact lists. The protocol also supports various extensions like XEP-0030 and XEP-0045, which provide additional features like service discovery and multi-user chat. Companies like Google and Facebook have developed their own extensions to the protocol, which provide features like end-to-end encryption and group chat.

XMPP and Interoperability

In 2002, the Jabber Software Foundation changed its name to the XMPP Standards Foundation (XSF), and the protocol was renamed to Extensible Messaging and Presence Protocol (XMPP). The name change reflected the protocol's growing scope and adoption beyond instant messaging. XMPP is designed to be an open and extensible protocol, allowing for easy integration with other protocols and systems. The protocol's interoperability has been demonstrated through various interoperability tests and events, which have been organized by the XSF and other organizations like the IETF and W3C. Companies like Cisco Systems and IBM have developed XMPP-based solutions that integrate with other protocols like SIP and RTP.

Applications and Usage

Jabber has been widely adopted in various applications and industries, including instant messaging, presence, group chat, and voice over IP (VoIP). The protocol is used by companies like Google and Facebook for their instant messaging services, and by organizations like the US Department of Defense and the European Union for their internal communications. The protocol's flexibility and customizability have also led to its adoption in various open-source projects like Pidgin and Adium, which provide instant messaging clients for Windows, macOS, and Linux. The protocol's applications have been influenced by other protocols like IRC and Talk, which are used in online communities and customer support services.

Category:Communication protocols