Voice over IP First-Step
30%
off

Voice over IP First-Step

3.87 (8 ratings by Goodreads)
By (author) 

Free delivery worldwide

Available. Dispatched from the UK in 10 business days
When will my order arrive?

Description

Your first step into the world of IP telephony * No IP telephony experience required * Includes clear and easily understood explanations * Makes learning easy Your first step to the world of IP telephony begins here! * Learn how voice and data communications merge in voice-over-IP technology * Use this reader-friendly guide to understand the benefits of this technology * Explore real-life applications and theories through case studies in every chapter Welcome to the world of voice over IP We use either a telephone or e-mail for much of our day-to-day communication. Today, these two worlds are merging, and companies can place phone calls over their existing data network infrastructures using a technology called voice over IP (VoIP). No prior experience with VoIP technology is required Voice over IP First-Step is anyone's introduction to the world of VoIP networks. The concepts in this book are presented in plain language, so you don't need in-depth background knowledge to comprehend the technologies covered. If you work with data networks, if you work with telephony networks, if you're a home user interested in how VoIP can reduce your monthly phone bill, or if the concept of VoIP simply intrigues you, this book is for you.show more

Product details

  • Paperback | 336 pages
  • 185.4 x 228.6 x 20.3mm | 544.32g
  • Pearson Education (US)
  • Cisco Press
  • Indianapolis, United States
  • English
  • 1587201569
  • 9781587201561
  • 1,852,394

Review quote

"This book is easily read and provides a wealth of knowledge...this reference is an invaluable resource, and is written for all levels. This book has a tremendous wealth of knowledge. " - Carlyle J. Melancon, Jr., Senior Technical Instructorshow more

Back cover copy

Your first step into the world of IP telephonyNo IP telephony experience required Includes clear and easily understood explanations Makes learning easy Your first step to the world of IP telephony begins here!Learn how voice and data communications merge in voice-over-IP technology Use this reader-friendly guide to understand the benefits of this technology Explore real-life applications and theories through case studies in every chapterWelcome to the world of voice over IPWe use either a telephone or e-mail for much of our day-to-day communication. Today, these two worlds are merging, and companies can place phone calls over their existing data network infrastructures using a technology called voice over IP (VoIP). No prior experience with VoIP technology is required"Voice over IP First-Step" is anyone's introduction to the world of VoIP networks. The concepts in this book are presented in plain language, so you don't need in-depth background knowledge to comprehend the technologies covered. If you work with data networks, if you work with telephony networks, if you're a home user interested in how VoIP can reduce your monthly phone bill, or if the concept of VoIP simply intrigues you, this book is for you.show more

About Kevin Wallace

Kevin Wallace, CCIE(R) No. 7945, is a certified Cisco Systems(R) instructor and a full-time instructor for Thomson/NETg. With15 years of Cisco networking experience, Kevin holds a bachelor of science in electrical engineering from the University of Kentucky. Kevin is also a CCVP(TM), CCNP(R), and CCDP(R) with three Cisco IP Telephony specializations.show more

Table of contents

Introduction Chapter 1 Touring the History Museum of Telephony Dissecting a Telephony Network The Public Switched Telephone Network: The Phone System That You Grew Up With Private Branch Exchanges: How Big Businesses Talk Key Systems: How Small Businesses Talk Ringing, Dial Tone, and Other Bells and Whistles Supervisory Signaling Address Signaling Information Signaling Case Study: Your Turn to Put the Pieces in Place Design Diagram for XYZ Company: Design Description for XYZ Company: Rationale for a VoIP Solution: Suggested Solution Chapter Summary Chapter Review Questions What You Will Learn Chapter 2 Making Waves: Turning Your Voice into 1s and 0s Chopping Your Voice into "Byte"-Size Pieces Squeezing Your Voice into a Smaller Package Deciding How Much Bandwidth Is Enough Step 1: Calculating Erlangs Step 2: Determining the Grade of Service Step 3: Calculating the Number of Required Trunks Step 4: Calculating the Amount of Required Bandwidth Case Study: Your Turn to Choose the Bandwidth Case Study Suggested Solution Chapter Summary Chapter Review Questions What You Will Learn Chapter 3 Paving the Pathway to a Voice over IP Network Competing with the Reliability of Existing Phone Systems Replacing PBX Trunks: Out with the Old, In with the New Connecting a Router to a Phone Line Connecting a Router to a Digital Circuit Voice over IP in the Home Case Study: Your Turn to Put the Pieces of the Puzzle Together Design for XYZ Company: Suggested Solution Chapter Summary Chapter Review Questions What You Will Learn Chapter 4 Meet the "Brain" of the Voice over IP Network Replacing Your Old Phone Switch with Cisco CallManager There Is Power in Numbers: Grouping Cisco CallManagers Together Designers' Challenge: Placing Cisco CallManagers in the Network Single-Site Model Centralized Call Processing Model Distributed Call Processing Model Clustering over the WAN Call Processing Model Setting Guidelines for Who Can Make Calls Replacing Old Phones with IP Phones Inline Power CODECs Additional Switch Port XML Support Auxiliary VLAN Softkeys Line/Speed Dial Buttons Cisco 7902G Cisco 7905G and 7912G Cisco 7910G+SW Cisco 7940G and 7960G Cisco 7970G and 7971G-GE Cisco IP SoftPhone Cisco IP Communicator Cisco 7920 Cisco 7936 Selecting Features for IP Phones Conferencing Annunciator Transcoding Music on Hold Speed Dial and Abbreviated Dial Auto Answer Call Forward Direct Transfer Call Join Immediate Divert to Voice Mail Multilevel Precedence and Preemption Malicious Call Identification Call Park Call Pickup/Group Call Pickup Call Back Barge and Privacy The Cone of Silence: Securing Voice Identity Integrity Privacy A Picture Is Worth a Thousand Words: Adding Video to Voice Calls Cisco CallManager in the "Express" Lane Case Study: Your Turn to Do an Extreme Phone System Makeover Suggested Solution Chapter Summary Chapter Review Questions What You Will Learn Chapter 5 Speaking the Gateways' Languages Gateway Protocols: The Languages of Love The Tried and True Language: H.323 H.323 Pieces and Parts H.323 Call Types Cisco's Very Own: MGCP MGCP Components MGCP Concepts Making the MGCP Network More Fault Tolerant The New Kid on the Block: SIP Case Study: Your Turn to Be Trilingual Suggested Solution Chapter Summary Chapter Review Questions What You Will Learn Chapter 6 Why Quality Matters Too Many Swimmers in the Bandwidth Pool Being Politically Incorrect: Treating Special Traffic in a Special Way Classification Marking Congestion Management Congestion Avoidance Policing and Shaping Link Efficiency Giving Voice Top Priority Default Expedited Forwarding Assured Forwarding Class Selector Feeling a Little Congested? First-In, First-Out (FIFO) Queuing Weighted Fair Queuing (WFQ) Priority Queuing (PQ) Class-Based Weighted Fair Queuing (CB-WFQ) Low Latency Queuing (LLQ) Catalyst-Based Queuing Throwing Packets out the Window Random Early Detection (RED) Weighted RED (WRED) Explicit Congestion Notification (ECN) Setting Speed Limits on Traffic Shaping Frame Relay Networks Doing More with Less (Bandwidth) Automatically Configuring QoS with AutoQoS Case Study: Your Turn to Use Your New "Quality of Service" Tools Suggested Solution Chapter Summary Chapter Review Questions What You Will Learn Chapter 7 VoIP Supporting Roles Leave a Message at the Beep: the Cisco Answer to Unified Messaging Which Came First, the Voice Mail System or the CCM? One-Stop Messaging Advanced Messaging with a PBX Have Your People Call My People: Creating a Conference Call Your Call Is Very Important to Us: The Cisco Answer to Call Centers Cisco IPCC Express Edition Cisco IPCC Enterprise Edition Case Study: Your Turn to Pick Add-On Features Suggested Solution Chapter Summary Review Questions Appendix A Answers to Chapter Review Questions Appendix B Next Steps: Where Do I Go From Here? Glossary Indexshow more

Rating details

8 ratings
3.87 out of 5 stars
5 38% (3)
4 25% (2)
3 25% (2)
2 12% (1)
1 0% (0)
Book ratings by Goodreads
Goodreads is the world's largest site for readers with over 50 million reviews. We're featuring millions of their reader ratings on our book pages to help you find your new favourite book. Close X