sunessa的专栏

Network Working Group M. HandleyRequest for Comments: 2327 V. JacobsonCategory: Standards Track ISI/LBNLAPRil 1998 SDP: session Description Protocol Status of this Memo This document specifies an Inte

Network Working Group F. Andreasen Request for Comments: 3407 Cisco Systems Category: Standards Track October 2002 Session Description Protocol (SDP) Simple Capability Declaration Status of th

Network Working Group J. Hautakorpi Request for Comments: 4796 G. Camarillo Category: Standards Track Ericsson RFC February 2007 The Session Description Protocol (SDP) Content Attribute St

SDP简要解析 1.概述 SDP也是MMUSIC工作组的一个产品,在MBONE内容中用得很多。其目的就是在媒体会话中，传递媒体流信息，允许会话描述的接收者去参与会话。SDP基本上在internet上工作。他定义了会话画描述的统一格式,但并不定义多播地址的分配和SDP消息的传输,也不支持媒体编码方案的协商,这些功能均由下层传送协议完成.典型的会话传送协议包括:SAP(Session Announ