Sofia-SIP is an open-source SIP User-Agent library, compliant with the IETF RFC3261 specification. It can be used as a building block for SIP client software for uses such as VoIP, IM, and many other real-time and person-to-person communicat

Kphone 是其于QT界面的开源SIP 软件电话,支持语音,视频和文字消息交流.经测试,可以在Redhat 9.0 直接编译通过.在Arm-Linux 上需要比较多移植工作 以下是Kphone 是在SBC2410 ,Arm-Linux 2.6.11 内核移植过 -QT are Kphone its software interface, open source SIP phone to support voice, video and text message exchanges.

Accept-Encoding SIP (HTTP) Header for Linux v2.13.6.