做网络rtp流开发不可或缺的一个工具 能够把rtp(udp)流录制下来，反复回放 能大大节约开发测试时间

Descr iption The rtptools distribution consists of a number of small applications that can be used for processing RTP data. rtpplay Play back RTP sessions recorded by rtpdump rtpsend Generate RTP packets from textual descr iption, generated by hand