Well-known multicast addresses

A lot of dynamic routing protocols uses ip multicast for neighbor discovery, hellos and other things.

Here are some well known multicast adresses:

  • all hosts on a subnet
  • all routers on a subnet
  • Distance Vector Multicast Routing Protocols (DVMRP)
  • OSPF routers
  • OSPF designated routers
  • RIP Version 2 routers
  • EIGRP routers
  • Protocol independent Multicast (PIM) routers

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