摘要：
XMPP是一个标准，定义了很多的规范（起源于Jabber）,不同的产品都基于这些标准实现 xmpp.org http://xmpp.org/about-xmpp/technology-overview/ XMPP is the Extensible Messaging and Presence Protocol, a set of open technologies for instant messaging, presence, multi-party chat, voice and video calls, collaboration, lightweight middleware,... 阅读全文