IP telephony with H.323

IP telephony with H.323

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This book presents end-to-end system basics for IP telephony--the technology that enables private data networks to provide extended communication services and multimedia transmission over standard phone lines. Written by the chief architects of H.323, the governing protocol for IP telephony, this book delivers the most authoritative coverage of what is considered the hottest topic in networking today. Network and telecommunications professionals will find clear discussions of the principles and implementations of next generation architectures and services, as well as comprehensive coverage of the related protocols, addressing and routing issues, interworking IP with legacy systems, deploying gateways, and more. Mobility, security, and QoS aspects of H.323 systems are also explained in detail.To date, all real-life deployments consist of controlledLoad, and guaranteedQOS has not been deployed. The tokenRate field ... The size of the packet consists of the application data and all headers except the link-layer header. On the IP ... The link-layer header is not considered in the calculation because it can change as the packet traverses the Internet. Usage Figure ... RFC 2190 [ZHU97] with a static payload type of 34 (the 1997 version of the payload format for H.263) f. RFC 2429anbsp;...

Title:IP telephony with H.323
Author:Vineet Kumar, Markku Korpi, Senthil Sengodan
Publisher:John Wiley & Sons Inc - 2001-05-04


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