| | Copyright |
| | About the Authors |
| | About the Technical Reviewers |
| | Acknowledgments |
| | Why We Wrote This Book |
| | Who Should Read this Book |
| | How This Book Is Organized |
| | Chapter 1. VoIP Basics |
| | | In the Telephony Community |
| | | In the Data-Networking Community |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 2. Building a Business Case for VoIP |
| | | A VoIP Business Case |
| | | VoIP Benefits and Obstacles |
| | | Analyzing VoIP ROI |
| | | Getting a Good ROI |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 3. Planning for VoIP |
| | | Planning, Analysis, and Assessment |
| | | Evaluation and Purchase |
| | | Deployment, Tuning, and Testing |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 4. Do It Yourself, or Outsource? |
| | | Why Outsource? |
| | | Some Options for Outsourcing |
| | | Whether to OutsourceAnd to Whom? |
| | | A Methodology for Approaching Outsourcing |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 5. Quality of Service and Tuning |
| | | Sharing a Network |
| | | QoS: What and Why |
| | | Network QoS Techniques |
| | | Tuning Choices |
| | | Configuration and Testing |
| | | QoS and Tuning Recommendations |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 6. Ongoing VoIP Management |
| | | Understanding VoIP Management |
| | | Managing Operations |
| | | Maintaining High Availability |
| | | Maintaining Call Quality |
| | | Accounting and Billing |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 7. Establishing VoIP SLAs |
| | | Determining What to Measure in a VoIP SLA |
| | | Implementing VoIP SLAs |
| | | Chapter Summary |
| | | End Notes |
| | Chapter 8. VoIP Security |
| | | Network Security Is Tough! |
| | | Three Stages in Managing Security |
| | | Problem Areas for VoIP Security |
| | | VoIP Security Recommendations |
| | | Chapter Summary |
| | | Conclusion |
| | | End Notes |
| | Index |