mc multicast overview

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  • 1. Multicasting Overview
  • 2. Benefits of Multicasting
    • Scalability
    • Differentiate offering
    • Improve quality of broadcast
    • Economic
    • Build barriers to entry
    • Reduced turnover/ Stickier sale
    • Access to exclusive content
  • 3. The Yahoo! broadcast Network MULTICAST Content Out Satellite Feed Video Feed Audio Feed Analog Content In Yahoo! broadcast AT&T Private Frame Relay and T-1 Aggregation Network Digital Sprint MCI GTE UUNet UNICAST
  • 4. Infrastructure with Peering & Multicasting Satellite Feed Video Feed Audio Feed Analog Digital Yahoo! broadcast Internet Multicast Affiliates Sprint GTE AT&T Cable and Wireless WorldCom/UUNet Level 3 Satellite Link Direct Peering Partners CLECS ILECS Broadband Providers/Affiliates ISPs Multicast Streams Events Clients, End Users, Enterprises Enterprise Connection Unicast
  • 5. The Yahoo! broadcast Network
    • Combination of Centralized content aggregation and distribution and distributed server network
    • Multi-homed
      • Control
      • Greatest reach possible
      • Highest quality experience
  • 6. Typical Unicast Model
  • 7. Multicasting Via Tunnels
  • 8. Multicasting Via Peering
  • 9. Typical ISP Network
  • 10. The ISP Network The Terminal Server
    • The terminal server is the point of entry for the dial access client
    • Most typically Deployed Terminal Servers:
      • Cisco AS 5000 Series
      • Ascend Max Series 2000, 4000, 6000, TNT
      • 3Com USR Total Control Series with HiperArc Processor Cards
      • Lucent Portmaster Series
  • 11. The ISP Network: The Switch
    • The switch is the base point of distribution within a LAN environment
    • Common Switch Vendors:
    • Cisco
    • 3 Com
    • Nortel
  • 12. The ISP Network: The Border Router
    • The border Router is the point of access for content delivery
    • Common Routers:
      • Cisco
      • Nortel
      • Ascend TNT
  • 13. The ISP Network: Radius
    • Radius is the typical platform used for authentication & accounts is dial access networks
    • Common Radius Implementations
      • Livingston
      • Radius (USA)
      • 3rd party
        • Funk steel belted
        • Emerald
  • 14. Multicasting Overview October 28, 1999

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