1. Transporting 4:2:2 Bellcore BEVS- 1 - RFC Moving 4:2:2 Beyond The Facility

2. Transporting 4:2:2 Bellcore BEVS- 2 - RFC Connecting Two Worlds Telco World DS-3 OC-3 ATM SONET Video World ITU-R 601 SMPTE 259M, 125M Fibre Channel SMPTE 170M AES/EBU Machine Control

3. Transporting 4:2:2 Bellcore BEVS- 3 - RFC Video Standards Telco Standards 270 Mbps Composite MPEG 1.5 Mbps T-1 45 Mbps DS-3 155 Mbps OC-3 ? Two Worlds of Standards

4. Transporting 4:2:2 Bellcore BEVS- 4 - RFC Telco Network Overlay Network for Video Network Solutions Dedicated Video Service Video Data Telephony

5. Transporting 4:2:2 Bellcore BEVS- 5 - RFC A Standards Based Approach Maintains the Strengths of Both Sides VideoTelco Network And Takes Nobody Hostage

6. Transporting 4:2:2 Bellcore BEVS- 6 - RFC Current Standards For Interface ANSI T1.802.01-1996 Component Digital to DS-3 Interface Proposed Extension to OC-3 Rate ITU-T H.320 Narrowband - up to T-1 rates Video conferencing

7. Transporting 4:2:2 Bellcore BEVS- 7 - RFC Video Is A Unique Service Cant be treated merely as data. Timing problems Data loss problems Timeliness of Video Must be there when expected Must be complete Cant be re-sent Cant be treated merely as data. Timing problems Data loss problems Timeliness of Video Must be there when expected Must be complete Cant be re-sent

8. Transporting 4:2:2 Bellcore BEVS- 8 - RFC Challenges and Opportunities A Range of Video Services 270 Mbps 45 Mbps Feature Mastering Video Editing/Approvals Contribution/Broadcasting45 Mbps Distribution/Broadcasting 45 Mbps and less