JRTPLIB 是一个用C++语言实现的RTP库，目前已经可以运行在Windows、Linux、FreeBSD、Solaris、Unix和 VxWorks等多种操作系统上。要为Linux 系统安装JRTPLIB，首先从JRTPLIB的网站（http: //lumumba.luc.ac.be/jori/jrtplib/jrtplib.html）下载最新的源码包-JRTPLIB C is a language of the RTP, now can run on Windows, Linux, Fr

Peers is a very minimalistic SIP User-Agent. It s a softphone, written in java, and it has been tested on linux and windows. It allows a user to call from one PC to another on a local area network, using SIP/SDP/RTP with Ulaw encoding for voice.