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1. Introduction. Voice over Internet Protocol (VoIP) is a technology that makes it possible for users to make telephone calls over the internet or intranet networks. The technology does not use the traditional Public Switched Telephone Network (PSTN); instead calls are made over an internet protocol data network.
Introduction With the rapid adoption of Voice over IP (VoIP), many telephony and data network techni- cians, engineers, and designers are now working to become proficient in VoIP.
38 Practical Fundamentals of Voice over Internet Protocol (VOIP) for Engineers and Technicians. Real Time Transport Protocol (RTP) along with its companion protocol RTP Control Protocol (RTCP) allows receivers to compensate for the jitter and desequencing caused by IP networks. RTP and RTCP operate above UDP.
VoIP is an innovative tool for maintaining a competitive edge in communications and collaboration. You can enjoy many advanced telephony features without having to pay any additional fees, and the configuration of your network is streamlined and scalable.
It describes VoIP fundamentals and network architecture, then explains key VoIP protocols like SIP, RTP, and their components. The document also compares SIP to H.323, illustrates SIP message types and call flows, and discusses SIP trunking.
Beginners Guide to VOIP. Thinking of moving to a VOIP phone system, either for a new business or upgrading an existing system? This document covers areas to consider, advantages of VOIP over regular phone systems, steps in the process, and how to select a vendor.
VoIP - Cisco VoIP Telephony Introduction - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. Scribd is the world's largest social reading and publishing site.
