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。
第一个：Client端的
NewsForge reports that FreeSWITCH, an open-source softswitch project, has added support for interoperability with Google Talk and other XMPP/Jingle applications.
http://newsvac.newsforge.com/newsvac/06/04/13/1435210.shtml
第二个：服务器端交换
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.
http://www.networkingpipeline.com/blog/archives/2006/04/asterisk_server.html'
详见：
www.jabber.org
来自：jabber.org