Heavy Reading业务供应商调查：VOIP的未来研究报告(The Future of VOIP A Heavy Reading Service Provider Survey)

I. INTRODUCTION AND KEY FINDINGS
　　1.1 Key Findings
　　1.2 Report Structure

II. ABOUT THE SURVEY RESPONDENTS

III. SERVICE PROVIDER VOIP DEPLOYMENTS
　　3.1 VOIP Traffic Levels and Expectations
　　3.2 Hardware and Software Deployment Plans

IV. SERVICE PROVIDER ATTITUDES TOWARD VOIP: CATALYSTS, BARRIERS,
　　AND CORE TRENDS
　　4.1 VOIP Catalysts
　　4.2 VOIP Barriers
　　4.3 Other Issues
　　4.4 Perceived Impact of VOIP on Capex and Opex
　　4.5 Winners and Losers

APPENDIX
　　APPENDIX A: SURVEY METHODOLOGY
　　APPENDIX B: ABOUT THE AUTHOR
　　APPENDIX C: LEGAL DISCLAIMER

LIST OF FIGURES
　　SECTION I
　　　　Figure 1.1 Selected Providers of VOIP Services
　　　　Figure 1.2 The VOIP Opportunity
　　　　Figure 1.3 VOIP Strategies by Service Provider Type
　　SECTION II
　　　　Figure 2.1 Respondents by Service Provider Type
　　　　Figure 2.2 Respondents by Geographic Region
　　　　Figure 2.3 Respondents by Job Function
　　SECTION III
　　　　Figure 3.1 Service Provider VOIP Deployment Plans
　　　　Figure 3.2 VOIP Traffic Today
　　　　Figure 3.3 Core VOIP Traffic by Service Provider Type
　　　　Figure 3.4 Expected Growth in VOIP Traffic
　　　　Figure 3.5 VOIP Traffic Growth by Service Provider Type
　　　　Figure 3.6 VOIP Equipment in Use or Planned
　　　　Figure 3.7 Integrated Softswitch Deployment, U.S. and Europe Compared
　　　　Figure 3.8 Technical Basis for VOIP Service
　　　　Figure 3.9 Current and Planned Deployment of VOIP Terminals
　　　　Figure 3.10 Plans to Include Advanced VOIP Features
　　SECTION IV
　　　　Figure 4.1 Catalysts for VOIP Deployment
　　　　Figure 4.2 Expected Changes in the Structure of Telephone Service Pricing
　　　　Figure 4.3 Perceived Barriers to VOIP
　　　　Figure 4.4 Attitudes Toward VOIP QOS
　　　　Figure 4.5 Perceptions of VOIP Opportunity by Customer Type
　　　　Figure 4.6 Perceptions of VOIP Opportunity by Service Provider Type
　　　　Figure 4.7 The Future of Enterprise Telephony Services
　　　　Figure 4.8 Expected Capex Savings
　　　　Figure 4.9 Expected Opex Savings
　　　　Figure 4.10 Service Provider Winners
　　　　Figure 4.11 Vendor Winners
　　　　Figure 4.12 Telephony Market Migration Scenarios
　　　　Figure 4.13 Attitudes About Migration Scenarios by Region