Jabber/XMPP 协议进行了语音方面规范的扩展，Google Talk 也公布了语音接口 API，多个新的开源项目即将启动。
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%A 第一个：Client 端的
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%A NewsForge reports that FreeSWITCH, an open-source softswitch project, has added support for interoperability with Google Talk and other XMPP/Jingle applications.
%Ahttp://newsvac.newsforge.com/newsvac/06/04/13/1435210.shtml
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%A 第二个：服务器端交换
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%A Dave Greenfield of Networking Pipeline has posted some detailed news about the combination of the Jingle XMPP extensions and the open-source Asterisk PBX application, along with informed speculation about what it will mean for enterprise voice-over-IP.
%Ahttp://www.networkingpipeline.com/blog/archives/2006/04/asterisk_server.html‘