While several service discovery protocols exist today (such as zeroconf or the Service Location Protocol xmpp provides a lion king dvd ebay uk solid base for the discovery of services residing locally or across a network, and the availability of these services (via presence information as specified by XEP-0030 disco.
Retrieved December 14, 2009.
Thus, in scenarios where the TCP port used by xmpp is blocked, a server can listen on the normal http port and the traffic should pass without problems.Some of the largest messaging providers use, or have been using, various forms of xmpp based protocols in their backend systems without necessarily exposing this fact to their end users.Features edit Strengths edit Decentralization The architecture of the xmpp network is similar to email; anyone can run their own xmpp server and there is no central master server.Connecting to other protocols edit Alice sends a message through the xmpp net to the ICQ transport.Such server-to-server gateways are offered by several enterprise IM software products, including: xmpp as an extensible Message Oriented Middleware (xMOM) platform edit This section needs expansion.
Extensions edit The xmpp Standards Foundation or XSF (formerly the Jabber Software Foundation) is active in developing open xmpp extensions, so called XEP.
Xmpp applications beyond IM include chatrooms, network management, content syndication, collaboration tools, file sharing, gaming, remote systems control and monitoring, geolocation, middleware and cloud computing, VoIP, and identity services.
"Facebook Chat Now Available Everywhere".
"XEP-0163: Personal Eventing Protocol".
Oslo: University of Stockholm.
Retrieved January 6, 2017.Green clients are online, yellow clients are writing each other and small green subclients are the resources of one user.13 Some functionality was unavailable through xmpp, and support was dropped in April 2014.As an alternative to the TCP transport, the xmpp community has also developed an http transport for web clients as well as users behind restricted firewalls.Citation needed The xmpp extensions for publish-subscribe 33 provide many of the same features as the Advanced Message Queuing Protocol (amqp).