VoIP: Wireless, P2P and New Enterprise Voice over IP
Understand how new network technologies impact VoIP!\ Voice over Internet Protocol (VoIP) is revolutionizing the way people communicate – both in the corporate world and in personal life. The enormous success of VoIP has led to its adoption in a wide range of networking technologies. Each network technology has its unique features and poses distinct challenges for the performance of VoIP.\ VoIP: Wireless, P2P and New Enterprise Voice over IPdescribes the issues arising in the deployment of...
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Voice over Internet Protocol (VoIP) is revolutionizing the way people communicate - both in the corporate world and in personal life. The enormous success of VoIP has led to its adoption in a wide range of networking technologies. Each network technology has its unique features and poses distinct challenges to the performance of VoIP. VoIP: Wireless, P2P and New Enterprise Voice over IP describes the issues arising in the deployment of VoIP in an emerging heterogeneous network environment. Along with a brief overview of the concepts, protocols, algorithms, and equipment involved in realizing VoIP, this book focuses on two areas; quality and performance issues in deploying VoIP, this book focuses on two areas: quality and performance issues in deploying VoIP over various network settings, and the new mechanisms and protocols in these emerging networks to assist the deployment of VoIP. This book is an invaluable resource for professional network engineers, designers, managers, researchers, decision makers and project managers overseeing VoIP implementations. Market analysts, consultants, and those studying advanced undergraduate and graduate courses on data, voice and multimedia communications will also find this book insightful. VoIP; Wireless, P2P and New Enterprise Voice over IP:Discusses the basics of VoIP, VoIP codecs and VoIP protocols including SIP and H.323.Details new technologies such as P2P technology, VoWiFi, WiMax, and 3G networks.Explains the QoS issues arising from deploying VoIP using the new technologies.Solves the performance issues that emerge when VoIP is deployed over different network technologies.
Pt. I Preliminaries1 Introduction to VoIP Networks 32 Basics of VoIP 173 VoIP Codecs 294 Performance of Voice Codecs 415 VoIP Protocols 59Pt. II VoIP in Overlay Networks6 Overlay Networks 757 P2P Technology 878 VoIP over Infrastructure Overlays 1039 VoIP over P2P 119Pt. III VoIP in Wireless Networks10 IEEE 802.11 Wireless Networks 13511 Voice over IEEE 802.11 Wireless Networks 14912 IEEE 802.16 WiMAX 16513 Voice over WiMAX 177Pt. IV VoIP in Enterprise Networks14 Private Branch Exchange (PBX) 19115 Network Address Translation (NAT) and Firewall 207Pt. V VoIP Service Deployment16 Supporting Services and Applications 22317 Security and Privacy 23118 IP Multimedia Subsystem (IMS) 241Index 253
