Tag Archives: XMPP

Overview of Platforms with SIP / XMPP Support

What follows is an incomplete list of leading vendors who are using the main protocols described in one of the previous blog articles: SIP and XMPP. This list is based on my personal knowledge. I apologize in advance for any exclusions.

The goal is to provide material for further analysis by the reader.

Cisco

Cisco was one of the first to embrace the potential of Unified Communication systems and open standards.

Cisco historically selected MGCP and H.323 as VoIP protocols. SIP was later introduced, first on endpoints and then on servers.

Jabber, Inc., is a provider of presence and messaging software. It’s important to note that Cisco has acquired this company not the open standard Jabber (jabber.org). Jabber, by that point, had already been renamed to XMPP.

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SIP and XMPP standards in Unified Communications

In this blog article we will discuss the basic standards used for real-time communications — SIP and XMPP — what is the difference, how each of them works, and, which one to choose.

SIP and XMPP

The IETF has two documented standards for real-time communications that are widely implemented: SIP and XMPP.

These standards transport text information and rely on other standards for the actual media transmission.

As both support real-time communications, many question which solution is most suited to their needs.

Let’s briefly explore the history and purpose of both.

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