SIP: Understanding the Session Initiation Protocol by Alan B. Johnston

SIP: Understanding the Session Initiation Protocol



Download SIP: Understanding the Session Initiation Protocol




SIP: Understanding the Session Initiation Protocol Alan B. Johnston ebook
Format: pdf
Publisher: artech-house
ISBN: 1580536557, 9781580536554
Page: 308


SIP stands for Session Initiation Protocol but for the less technically savvy amongst you I'm guessing this only serves to complicate this introduction to one of the most important protocols on the internet since HTTP. If you have to dial a 1 or a 9 before you make a phone call, you might as well be using smoke signals to communicate. Session Initiation Protocol or SIP is a network protocol for setting up, controlling and terminating a communication session between two or more participants. The answer to this question continues to evolve and is influenced by one's understanding of either telecommunications or packet switching. What I mean by that is, I have come to. I have been speaking about Session Initiation Protocol (SIP) for over two years. SIP acts as a signalling protocol. A key component of this is the Session Initiation Protocol (SIP). I like to begin first with the definition of SIP or Session Initiation Protocol. So granted perhaps I have added to some of the confusion, but if this blog has left you with more questions than answers and you're already on a path to UC, then stop and look to understand the importance of Secure SIP before you go any further. In that time, I have come to realize the inevitability of SIP in business and consumer communications. Internet Communications Using SIP: Delivering VoIP and Multimedia Services with Session Initiation Protocol (by Henry Sinnreich, Alan B. Standards Track [Page 40] RFC 3261 SIP: Session Initiation Protocol June 2002 traversed understand that extension, it MUST insert a Proxy-Require header field into the request listing the option tag for that extension.