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

SIP: Understanding the Session Initiation Protocol Alan B. Johnston ebook
ISBN: 1607839954, 9781607839958
Publisher: Artech House Publishers
Page: 427
Format: pdf

€�SIP is an application-layer control protocol that can establish, modify, and terminate multimedia sessions (conferences) such as Internet telephony calls. What is SIP, and how does it work? SIP, short for Session Initiation Protocol is an IP telephony signaling protocol used to establish, modify and terminate VOIP telephone calls. SIP is responsible for the set-up, It is important to understand this distinction as SIP is not your voice communication; SIP is means for systems to understand how your devices (phones, servers, PBX') handle your communications. At this time, Session Initiation Protocol (SIP) is probably the most commonly used VoIP signalling protocol. A session could be a simple two-way telephone call or it could be a collaborative multi-media conference session. The Cisco Unified Communications Manager supports the popular Session Initiation Protocol, or SIP. Download SIP: Understanding the Session Initiation Protocol (Artech House Telecommunications) pdf free. SIP provides five functions, uses a layered approach that gives it flexibility, and has an openness that enables new applications to utilize it. In other words, WebRTC contains a full implementation of a SIP stack that JavaScript programs in the browser can use to establish a communication session. SIP: Understanding the Session Initiation Protocol (Artech House Telecommunications) Alan B. Here are some key facts that will help you to better understand WebRTC if you know about how VoIP works with SIP: According to the FAQ, WebRTC can be thought of as a web browser based JavaScript API to SIP (Session Initiation Protocol) functionality. The intent of this paper is to offer the reader a basic understanding of the Session Initiated. Session Initiated Protocol (SIP): A Five-Function Protocol. The Session Initiation Protocol (SIP) is a signalling protocol used for establishing sessions in an IP network. It enables the delivery of instant messages and the ability of video or voice conferences between unlimited employees via the open Session Initiation Protocols suites SIP. SIP is a lightweight protocol and is similar in many ways to HTTP (Hyper-Text Transport Protocol).