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Mc Multicast Overview

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Mc Multicast Overview

  1. Multicasting Overview
  2. Benefits of Multicasting <ul><li>Scalability </li></ul><ul><li>Differentiate offering </li></ul><ul><li>Improve quality of broadcast </li></ul><ul><li>Economic </li></ul><ul><li>Build barriers to entry </li></ul><ul><li>Reduced turnover/ “Stickier” sale </li></ul><ul><li>Access to exclusive content </li></ul>
  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 <ul><li>Combination of Centralized content aggregation and distribution and distributed server network </li></ul><ul><li>Multi-homed </li></ul><ul><ul><li>Control </li></ul></ul><ul><ul><li>Greatest reach possible </li></ul></ul><ul><ul><li>Highest quality experience </li></ul></ul>
  6. Typical Unicast Model
  7. Multicasting Via Tunnels
  8. Multicasting Via Peering
  9. Typical ISP Network
  10. The ISP Network The Terminal Server <ul><li>The terminal server is the point of entry for the dial access client </li></ul><ul><li>Most typically Deployed Terminal Servers: </li></ul><ul><ul><li>Cisco AS 5000 Series </li></ul></ul><ul><ul><li>Ascend Max Series 2000, 4000, 6000, TNT </li></ul></ul><ul><ul><li>3Com USR Total Control Series with HiperArc Processor Cards </li></ul></ul><ul><ul><li>Lucent Portmaster Series </li></ul></ul>
  11. The ISP Network: The Switch <ul><li>The switch is the base point of distribution within a LAN environment </li></ul><ul><li>Common Switch Vendors: </li></ul><ul><li>Cisco </li></ul><ul><li>3 Com </li></ul><ul><li>Nortel </li></ul>
  12. The ISP Network: The Border Router <ul><li>The border Router is the point of access for content delivery </li></ul><ul><li>Common Routers: </li></ul><ul><ul><li>Cisco </li></ul></ul><ul><ul><li>Nortel </li></ul></ul><ul><ul><li>Ascend TNT </li></ul></ul>
  13. The ISP Network: Radius <ul><li>Radius is the typical platform used for authentication & accounts is dial access networks </li></ul><ul><li>Common Radius Implementations </li></ul><ul><ul><li>Livingston </li></ul></ul><ul><ul><li>Radius (USA) </li></ul></ul><ul><ul><li>3rd party </li></ul></ul><ul><ul><ul><li>Funk steel belted </li></ul></ul></ul><ul><ul><ul><li>Emerald </li></ul></ul></ul>
  14. Multicasting Overview October 28, 1999

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