partysip is a modular SIP proxy server. It can be used as a registrar and a stateless and stateful SIP server. New capabilities, such as instant messaging and answering machines, can be added by plugins.
partysip是一个模块化的SIP代理服务器。它可以用作一个注册器和一个无/有状态的SIP服务器。新的功能有即时消息和应答机,可以增加插件。
来源:http://freshmeat.net/projects/partysip/?topic_id=907%2C247