Packet Guide to Voice over IP (eBook, ePUB)
A system administrator's guide to VoIP technologies
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Go under the hood of an operating Voice over IP network, and build your knowledge of the protocols and architectures used by this Internet telephony technology. With this concise guide, youll learn about services involved in VoIP and get a first-hand view of network data packets from the time the phones boot through calls and subsequent connection teardown.With packet captures available on the companion website, this book is ideal whether youre an instructor, student, or professional looking to boost your skill set. Each chapter includes a set of review questions, as well as practical, hands-o...
Go under the hood of an operating Voice over IP network, and build your knowledge of the protocols and architectures used by this Internet telephony technology. With this concise guide, youll learn about services involved in VoIP and get a first-hand view of network data packets from the time the phones boot through calls and subsequent connection teardown.With packet captures available on the companion website, this book is ideal whether youre an instructor, student, or professional looking to boost your skill set. Each chapter includes a set of review questions, as well as practical, hands-on lab exercises.Learn the requirements for deploying packetized voice and videoUnderstand traditional telephony concepts, including local loop, tip and ring, and T carriersExplore the Session Initiation Protocol (SIP), VoIPs primary signaling protocolLearn the operations and fields for VoIPs standardized RTP and RTCP transport protocolsDelve into voice and video codecs for converting analog data to digital format for transmissionGet familiar with Communications Systems H.323, SIPs widely used predecessorExamine the Skinny Client Control Protocol used in Cisco VoIP phones in networks around the world
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