問題文
Anycast RP is in use in a domain and several rendezvous points share one unicast address. How does a source that is known at one of them become known at the others?
選択肢
- Through a protocol whose whole purpose is to spread word of sources
- Through the register messages that the source side sends to each point
- Through the interior protocol that already carries the shared address
- Through the join messages that each of the receivers raises for it