Packet Guide to Voice over IP: A system administrator's guide to VoIP technologies

by Bruce Hartpence

Overview

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, you’ll 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 you’re 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 video
• Understand traditional telephony concepts, including local loop, tip and ring, and T carriers
• Explore the Session Initiation Protocol (SIP), VoIP’s primary signaling protocol
• Learn the operations and fields for VoIP’s standardized RTP and RTCP transport protocols
• Delve into voice and video codecs for converting analog data to digital format for transmission
• Get familiar with Communications Systems H.323, SIP’s widely used predecessor
• Examine the Skinny Client Control Protocol used in Cisco VoIP phones in networks around the world

Product Details

ISBN-13:	9781449339678
Publisher:	O'Reilly Media, Incorporated
Publication date:	03/11/2013
Edition description:	New Edition
Pages:	239
Product dimensions:	6.90(w) x 9.00(h) x 0.70(d)

About the Author

Bruce is a faculty member in the Network, Security and Systems Administration (NSSA) Department in the Golisano College of Computing and Information Science (GCCIS) at Rochester Institute of Technology (RIT) in Rochester, New York. He splits his time between teaching, projects and writing.

Table of Contents

• Preface
• Chapter 1: Introduction to Voice over the Internet Protocol
• Chapter 2: Traditional Telephony
• Chapter 3: Session Initiation Protocol
• Chapter 4: The Real-Time Transport Protocol and the Real-Time Control Protocol
• Chapter 5: Codecs
• Chapter 6: H.323 ITU-T Recommendation for Packet-Based Multimedia Communications Systems
• Chapter 7: Skinny Client Control Protocol
• Colophon