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unicast-extensions/MULTICAST.md
2019-02-17 14:43:40 -06:00

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What's wrong with IPv4 multicast?

Thin layer above the MAC that translates a 224/4 address into a multicast request. Converting the former RESERVED range (225-232) into unicast requests

While multicast is a needed, essential feature of any modern network, it is rarely used for anything besides configuration and initial services discovery. Reserving 268 million addresses for it is a waste.

  • there are no restrictions on converting a multicast address into a multicast