Cisco Voice Over IP: Cvoice, Authorized Self-study Guide

Cisco Voice Over IP: Cvoice, Authorized Self-study Guide

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A new edition of this title is available, ISBN-10: 1587055546 ISBN-13: 9781587055546 Foundation learning for CCVP voice over IP Kevin Wallace, CCIE(R) No. 7945 Cisco Voice over IP, Second Edition, is a Cisco(R)-authorized, self-paced learning tool for Cisco Certified Voice Professional (CCVP) voice over IP (VoIP) foundation learning. This book provides you with the knowledge you need to implement and support data and voice integration solutions at the network-access level. By reading this book, you will gain a thorough understanding of basic IP telephony operation and router configuration, support, troubleshooting, and integration with an existing public switched telephone network (PSTN). Cisco Voice over IP lays the foundation for gaining hands-on skills and a significant understanding of packet telephony. Coverage includes analog and digital voice connections, voice interface configuration, voice dial peer configuration, VoIP fundamentals, VoIP signaling and call control protocols, and voice quality improvement and maintenance. Chapter review questions, practice items, real-world examples, and hands-on lab exercises all help reinforce learning. Whether you are preparing for CCVP certification or simply want to gain a better understanding of VoIP, you will benefit from the foundation information presented in this book. Cisco Voice over IP is part of a recommended learning path from Cisco Systems(R) that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press(R). To find out more about instructor-led training, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit: www.cisco.com/go/authorizedtraining. Kevin Wallace, CCIE(R) No. 7945, CCVP, CCNP(R), CCDP(R), is a full-time instructor for Thomson NETg. With 17 years of Cisco internetworking experience, Kevin has been a network design specialist for The Walt Disney World Resort and a network manager for Eastern Kentucky University. * Understand traditional telephony network concepts and operation as well as the building blocks of packet telephony networks * Examine the interactions of telephony operations at an electrical level * Evaluate strategies for overcoming specific challenges in a VoIP network, such as the transmission of fax and modem tones * Attach a Cisco voice-enabled router to existing telephony devices, such as a PBX or an analog phone * Add call-routing intelligence to a Cisco voice-enabled router through the use of dial peers * Address potential challenges and design considerations associated with sending voice across an IP-based network * Understand the theory and configuration of the call control protocols including H.323, SIP, and MGCP * Mitigate voice quality issues with various Cisco quality of service (QoS) mechanisms This volume is in the Certification Self-Study Series offered by Cisco Press(R). Books in this series provide officially developed self-study solutions to help networking professionals understand technology implementations and prepare for the Cisco Career Certifications examinations. Category: IP Communications Covers: VoIPshow more

Product details

  • Hardback | 504 pages
  • 188 x 234 x 34mm | 997.91g
  • Pearson Education (US)
  • Cisco Press
  • Indianapolis, United States
  • English
  • Revised
  • 2nd Revised edition
  • w. figs.
  • 1587052628
  • 9781587052620

About Kevin Wallace

Kevin Wallace , CCIE No. 7945, CCSI, CCVP, CCNP, CCDP, MCSE 4, CNE 4/5, is a full-time instructor for Thomson NETg. With 17 years of Cisco internetworking experience, Kevin has been a network design specialist for The Walt Disney World Resort and a network manager for Eastern Kentucky University. Kevin holds a bachelor of science degree in electrical engineering from the University of Kentucky. Among Kevin's other publication credits are Voice over IP First-Step, CCDA/CCDP Flash Cards and Exam Practice Pack (coauthored with Anthony Sequeira), CCIE Routing and Switching Flash Cards and Exam Practice Pack (coauthored with Anthony Sequeira), and Cisco IP Telephony Flash Cards and Exam Practice Pack, all of which are available from Cisco Press. Additionally, Kevin authored the Cisco Enterprise Voice over Data Design (EVoDD) 3.3 course, was a contributing author for the Cisco IP Telephony Troubleshooting (IPTT) 2.0 course, and has written for Cisco's Packet magazine. Kevin also holds the IP Telephony Design Specialist, IP Telephony Operations Specialist, and IP Telephony Support Specialist CQS certifications.show more

Table of contents

Introduction Chapter 1 Fundamentals of Telephony Networks Basic Components of Telephony Networks CO Switches and Switching Systems Privately Owned Switches Call Signaling Multiplexing Fundamentals of Packet Telephony Networks Benefits of Packet Telephony Networks Packet Telephony Components Call Control Real-Time versus Best-Effort Traffic IP Telephony Applications Analog Interfaces Digital Interfaces IP Phones Types of Deployment Summary Chapter Review Questions Chapter 2 Analog and Digital Voice Connections Analog Voice Fundamentals Local-Loop Connections Local-Loop Signaling Trunk Connections Trunk Signaling Echo Analog-to-Digital and Digital-to-Analog Voice Encoding Sampling and the Nyquist Theorem Quantization Voice Compression Standards Signaling Systems Channel Associated Signaling Common Channel Signaling Systems Signaling System Interoperability Enabling VoIP Fax and Modem Transmission Cisco Fax Relay T.38 Fax Relay T.37 Fax Store and Forward Fax Pass-Through Modem Pass-Through Modem Relay Summary Chapter Review Questions Lab Exercise: Navigating Your Hands-On Lab Task 1: Physical Connectivity Task 2: Initial Configuration Task 3: Exercise Verification Suggested Solution Chapter 3 Voice Interface Configuration Configuring Voice Ports Voice Applications FXS Ports FXO Ports E&M Ports Timers and Timing Digital Voice Ports ISDN Common Channel Signaling Options Monitoring and Troubleshooting Tuning Voice Quality Electrical Characteristics Voice Port Tuning Configuring Echo Cancellation Summary Chapter Review Questions Lab Exercise: Voice Port Configuration Task 1: Configure FXS Port Parameters Task 2: Exercise Verification Suggested Solution Chapter 4 Voice Dial Peer Configuration Configuring Dial Peers Understanding Call Legs Understanding Dial Peers Configuring POTS Dial Peers Configuring VoIP Dial Peers Configuring Destination-Pattern Options Characteristics of the Default Dial Peer Matching Inbound Dial Peers Matching Outbound Dial Peers Configuring Hunt Groups Collecting and Analyzing Digits Manipulating Digits Special-Purpose Connections PLAR PLAR-OPX Trunk Connection Tie-Line Connection Summary Chapter Review Questions Lab Exercise: POTS and VoIP Dial Peers Task 1: Configure POTS Dial Peers Task 2: Exercise Verification Suggested Solution Lab Exercise: PLAR Connection Task 1: Configure PLAR Task 2: Exercise Verification Suggested Solution Chapter 5 VoIP Fundamentals Understanding VoIP Requirements Business Case for VoIP VoIP Functional Components VoIP Protocols VoIP Service Considerations RTP and RTCP VoIP Network Architectures Centralized Network Architectures H.323 Distributed Network Architectures SIP Distributed Network Architectures Comparing Network Architectures Simple Multisite IP Telephony Network Interconnecting VoIP Protocols Understanding Gateways Practice Scenarios: Network Architecture Building Scalable Dial Plans Numbering Plans and Dial Plans Scalable Dial Plans Enhancing and Extending an Existing Plan to Accommodate VoIP Accounting for Caller Mobility for 911 Services Calculating Bandwidth Requirements CODEC Payload Bandwidth Requirements Impact of Voice Samples and Packet Size on Bandwidth Data Link Overhead Security and Tunneling Overhead Calculating the Total Bandwidth for a VoIP Call Effects of Voice Activity Detection on Bandwidth Cisco Voice CODEC Bandwidth Calculator Allocating Bandwidth for Voice and Data Traffic Traffic Statistics Establishing Network Objectives for Voice and Data Meeting the Current Network Objective Traffic Theory Busy Hour Erlangs Traffic Probability Assumptions Traffic Calculations Call Density Matrix Bandwidth Calculations Security Implications of VoIP Networks Security Policies for VoIP Networks Threats to VoIP Secure LAN Design Communicating Through a Firewall Delivering VoIP over a VPN Summary Chapter Review Questions Lab Exercise: RTP Header Compression Task 1: Change the Load Interval on Router R2's Serial Interface Task 2: Take a Baseline Measurement Task 3: Enable cRTP Task 4: Verify cRTP Suggested Solution Chapter 6 VoIP Signaling and Call Control Protocols The Need for Signaling and Call Control VoIP Signaling Call Control Models Call Control Translation Call Setup Call Administration and Accounting H.323 Concepts and Configuration H.323 and IP Functional Components of H.323 H.323 Gateways IP-to-IP Gateways H.323 Gatekeepers Multipoint Conferences H.323 Call Establishment and Maintenance RAS Messages Call Flows Types of Multipoint Conferences Deploying and Configuring H.323 SIP Concepts and Configuration SIP and Associated Standards Cisco SIP Support SIP Components SIP Applications SIP Messages Status Codes SIP Addressing SIP Call Setup Models Robust SIP Design Cisco's Implementation of SIP Configuring SIP on a Cisco Router Monitoring and Troubleshooting SIP MGCP Concepts and Configuration MGCP and Its Associated Standards Basic MGCP Components Basic MGCP Concepts MGCP Sessions MGCP Control Commands MGCP Call Flows Robust MGCP Design Cisco's Implementation of MGCP Configuring MGCP Cisco Unified CallManager MGCP Configuration Monitoring and Troubleshooting MGCP Comparing Call Control Models Call Control Model Feature Comparison Strengths of H.323, SIP, and MGCP Selecting Appropriate Call Control Summary Chapter Review Questions Lab Exercise: H.323 Gatekeeper Task 1: Configure the H.323 Gatekeeper Task 2: Configure H.323 Gateways Task 3: Verify the Configuration Suggested Solution Chapter 7 Improving and Maintaining Voice Quality Optimizing Voice Quality Factors that Affect Voice Quality Quality Metrics Objectives of QoS AutoQoS AutoQoS Features Configuring AutoQoS on a Router AutoQoS for Enterprise Configuring AutoQoS on a Catalyst Switch Implementing Call Admission Control Effects of Bandwidth Oversubscription CAC Operation RSVP CAC Tools Summary Chapter Review Questions Lab Exercise: Router AutoQoS Task 1: Configure AutoQoS on the Slower Interface Task 2: Configure AutoQoS on the Faster Interface Task 3: Exercise Verification Suggested Solution Appendix A Answers to Chapter Review Questions Appendix B Cisco VoIP Applications Glossary Indexshow more

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