sipXportLib is a library of general purpose utilities and OS abstraction APIs. Being a library, it, itself has no end user application however this project also contains end user utilities related to this library s functionality.-sipXportLib is

本文介绍了会话发起协议(Session Initiation Protoco1)。根据slP协议镝单． 渡．司扩襞的特点。分析指出r SIP网络瞬面临的一冀典型攻击和安全喊嚼。针对SIP网络面临的安全 险。按照E、D—To—E D和HoP—BY—I{oP分类研究提出了相对应的安全眼务。以及在slP网络中实现这 些安全暇务瞬需要的各种安全机翻o-This paper introduces the Session Initiation Protocol (Session Initiation P