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SIP: Understanding the Session Initiation Protocol Alan B. Johnston
Publisher: artech-house

To understand what SIP Trunking is and why you should care about it, we have to first understand where your voice networks and your data networks are today. Session Initiation Protocol (SIP), is an open standard that has been developed to address these and other demands placed on signaling protocols by not only voice, but all forms of multimedia transmission over data networks. No integration issues: On-premise systems often rely on integration between legacy and new VoIP equipment, which can produce session initiation protocol (SIP)-compatibility issues and service disruptions. SIP (Session Initiation Protocol) is a signaling protocol used to create, manage and terminate sessions in an IP based network. This lets you add SIP-based internet telephony features to your applications. In that time, I have come to realize the inevitability of SIP in business and consumer communications. Android provides an API that supports the Session Initiation Protocol (SIP). I have been speaking about Session Initiation Protocol (SIP) for over two years. 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. The Cisco Unified Communications Manager supports the popular Session Initiation Protocol, or SIP. Internet-Draft Session Policy Framework February 2011 1. Introduction The Session Initiation Protocol (SIP) [RFC3261] is a signaling protocol for creating, modifying and terminating multimedia sessions. What I mean by that is, I have come to. Publisher, Artech House Publishers; 1st edition. What is SIP, and how does it work? Book title, SIP - Understanding the Session Initiation Protocol.