http://www.articlealley.com en-us editorial@articlealley.com Session Initiation Protocol or SIP refers specifically to a language that various computers can communicate to one another in so that they can complete voice calls. It has become vitally important in recent years as it plays a central role in VoIP or Voi... http://jimsherman.articlealley.com/sip-101--session-initiation-protocol-explained-3388.html 27th July 2005 Session Initiation Protocol (SIP) is a signaling protocol for establishing sessions in an IP network. But if you are like most of us, that means nothing to you. In layman's terms, SIP is a method by which various computers can talk to one another so tha... http://jimsherman.articlealley.com/how-to-never-pay-a-hotel-phone-bill-again-2945.html 14th July 2005