本资料是入门 JAIN—SIP 的重要资料。

JAIN SIP是标准的Java接口的台式机和serveapplications会话发起协议。JAIN SIP使无国籍交易，交易状态，并在协议的对话状态控制。-This article is an important entry-JAIN-SIP information　

JAIN SIP is the standardized Java

interface to the Session Initiation Protocol for desktop and serveapplications.

　　JAIN SIP enables transaction stateless,transaction stateful and dialog stateful control over the protocol.