1. 網際網路與電信匯流 之發展策略 蔡志宏 國立臺灣大學電機工程系

2. 從 VoIP 談起  Voice over IP 技術與服務可為 Telecomm./Internet convergence 之典範 –World-wide Internet Telephony Service Providers –VoIP equipment manufacturing industry –VoIP standandards –Significant Market Share –New services emerging (ENUM, Messaging, etc)

3. World Wide Model of VoIP  A Common model can be found: –1 st phase of Deregulation: new operators vs. Incombent –2 nd phase of Deregulation: VoIP operators vs. all traditional voice service providers. –Market booming phase: many new operators come and go –Market Down Sizing: over competition –Reborn: New services emerging, becoming a part of broadband services.

4. Issues in Regulations of Converged Services  Universal services  Numbering Plan  Licensing  Spectrum: The use of ISM band  Interconnection of ISP and Telecomm. Operators  Peering between major ISPs  Quality of Service  Customer Protection

5. Suggestion Directions  Further Deregulation: –Need to maintain an open market with fair and effective competitions.  Encouraging new applications and services: –the whole market can be enlarged.  Quick Adaptation of promising technologies: –WLAN, integrated messaging, ENUM, VoIP over Broadband, MOD –Embracing new technologies with new Basic Communication Act.

6. Suggested Directions(con’t)  Business Model: –New value chain is forming among Broadband ASP, Broadband ISP, Broadband Access Provider –Markets includes home users, enterprise users and operators –Home network (gateways) and IA may have their roles –Enterprise network is important as cash cow –Carrier’s carrier: clearing house/ roaming center/Interconnection center is need.  R&D: –Be creative and be ready to face world wide competition