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VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
VoIP Over Cable Networks
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VoIP Over Cable Networks

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Invited speech on SoftSwitch 2001 on providing VoIP over cable networks.

Invited speech on SoftSwitch 2001 on providing VoIP over cable networks.

Published in: Technology, Business
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Transcript

  • 1. SOME THOUGHTS… Xiaolin Lu Softswitch 2001
  • 2. What is this?A presentation on Softswitch 2001 Introduction of the VoIP over cable evolution – from semi to full + thoughts on issues beyond technology
  • 3. THOUGHTS Reality Evolving
  • 4. Drivers Cost Reduction  External:Capacity cost (regulation and tariffs)  Internal: common platform Value Liberating  Open platform  Create stickiness
  • 5. MOTIVATIONS VoiceCable DOCSIS CMTS SLA Others’ 2nd line GW LEC 5E SLA Others’ Voice IXC Others’ GW Backbone  Internal cost saving  Commodatize others  Create stickiness  Control the demarcation points
  • 6. DEMARCATION POINTS A&R Classifying Internal  Routing A&R A&R Networks  OperationVoice  Services Data HG POPVideo Transition External  Connectivity NetworksPresentation  Conversion
  • 7. CONSTRAINTS Compatibility
  • 8. Case Study: Convergence Over Cable Services CPE HE Metro Backoffice Interconnect Voice NIU HDT SONET Proprietary Circuit IP Data CM CMTS IP Standard volume Video STB Proprietary Proprietary Proprietary N/A  Common platform  SLAConvergence  Protect investment  Volume  Control
  • 9. Case Study: VoIP over Cable HDT SONET 5ESS PSTNNIU HFC CMTS Local IP CM Router Internet Cost saving in access  Intelligent IP metro networks  Classify -- Policy  Accommodate legacy  Coexist NIU/HDT, CM/CMTS  Existing 5E
  • 10. AN INTERIM SOLUTIONPSTN 5ESS SONET PH IPDT HFC Router Local IP CMTS NetworkInternet BTI  Integrated voice and data over HFC network  Utilize 5ESS platform for voice interconnect & features
  • 11. MULTI- MULTI-SERVICE PLATFORM NIU ISP1 HDT RGW ASP2 CM HFC CMTS MTA CMS Managed MG PSTN IP Network SGIntelligent Edge Pipeline GW & BackofficeClassify – Policy Policy-based Policy- Common platformQoS bridging routing Not just emulation  Open platform for value creation
  • 12. PacketCable 1.0 – Interoperability Gateway PSTNSpecifications V MSO AReleased 12/7/99 CMS ZoneCompliance GatewayTesting Begun PSTN Gateway V PSTN MSO C Zone V CMS MSO B Zone CMS
  • 13. PacketCable 1.1 - Primary Line Gateway Powering PSTN SNMP V V Power MgmtSpecifications MSO A ZoneReleased 11/28/00 CMS Availability Gateway PSTN Gateway SNMP V V PSTN MSO C Zone SNMP V CMS V MSO B Zone CMS
  • 14. PacketCable 1.2 - Interconnect Gateways Border PSTN CMS V MSO A Border MSO B Zone CMS Zone Managed IP Backbone Border Gateways CMS PSTN Gateways V PSTN MSO A MSO C V Zone Zone Local Zones Administrative Domains Specs Released 12/29/00
  • 15. EVOLVING Current Softswitch  Define connections  Emulate functionsIntelligent Edge  Function re- Intelligent CPE Define policy location  Feature rich Connectivity  Value dilution  ETE control  Network stickiness  Service platform
  • 16. FOOD FOR THOUGHT Protect Investment

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