Carrier Grade Voice Over IP, Third Edition

Leading-edge VoIP technologies, tools, and standardsEfficiently deliver voice, data, and multimedia content over today's always-on broadband networks with guidance from this fully updated resource. Carrier-Grade VoIP, Third Edition, shows how to set up and administer a highly reliable unified communications platform using the latest tools. Find out how to choose from the complete spectrum of codecs, enable new HD voice and video services, handle security, and maintain optimal QoS. This comprehensive guide offers start-to-finish details on carrier-grade VoIP network design, troubleshooting, and interconnection. Coverage includes: HD voice servicesInternet, IP, and VoIP standardsSpeech-coding techniquesH.323 and multimedia conferencingSIP messages and architectureThe SS7 protocol suiteInterconnecting VoIP networksQoS policies and enforcementSecurity and privacy issuesVoIP network design