An Introduction to SIP, Part 1: Meet SIP

Session Initiation Protocol (SIP) now growing!!!!!

As I know, most China Telecom ISV are developing SIP applications, and some local operators also combine SIP into service, maybe part of them.Its easy to understand SIP protocol, but while connecting with real circumstance, we will find it's hard to easily add SIP into current system. 'cause many existed technologies still deployed, you can't easily said: just change.

Read more at dev2dev.bea.com/pub/a/2...