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Multicasting in the Internet

Multicasting in the Internet. In the beginning there was the Internet …. …and the Internet was multicast-less. Growing trees in the Internet. Why not to write all the destination into one packet?. Hi…. Ellen Munthe-Kaas. Piotr Kamisinski. Sebastian. Morten Lindenberg.

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Multicasting in the Internet

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  1. Multicasting in the Internet

  2. In the beginning there was the Internet…

  3. …and the Internet was multicast-less

  4. Growing trees in the Internet

  5. Why not to write all the destination into one packet? Hi… Ellen Munthe-Kaas Piotr Kamisinski Sebastian Morten Lindenberg Hoang Viet Nguyen Matija Puzar Kennedy Samuel Kamwendo Vera Goebel Ovidiu Valentin Drugan Stein Kristiansen Thomas Plagemann Kjell Åge Bringsrud Daniel Rodríguez Fernández Jarle Søberg Piotr Srebrny

  6. Maybe, let’s create groups in the Internet… Hi, I would like to invite you to the presentation on the IP Multicast issues. DMMS Group

  7. …and the resulting types of trees differ very…

  8. We want the multicast that achieves enormous scalability!! Scalability was like the Holy Grail for multicast community.

  9. The first multicast service model: Any Source Multicast (ASM) DMMS Group

  10. The first multicast service model: Any Source Multicast (ASM) DMMS Group

  11. Limited number of channels which were not allocated…

  12. … it lacked congestion control mechanisms…

  13. …it was open…

  14. … and it needed full deployment to work.

  15. So, IP Multicast evolved… … and after 10 years of non-random mutations

  16. Single Source Multicast

  17. But still aiming at the enormous scalability.

  18. What is IP Multicast? IGMP Snooping MAAS MASC CGMP MBGP RGMP MSDP MADCAP BGP4+ AMT PGM MOSPF MLDv3 PIM-SM PIM-SSM IGPMv2 MLDv2 PIM-DM DVMRP IGPMv3

  19. Inherited problems of the multicast architecture

  20. Did IP Multicast fail?

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