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(Optional) Preventing an Interface from Dynamically Setting Up a BFD Session
Context
After the bfd all-interfaces enable command is used in an OSPFv3 process, the following situations occur:
On a P2P network, all OSPFv3 interfaces whose neighbor status is Up set up dynamic BFD sessions.
On a broadcast network, all OSPFv3 interfaces whose neighbor status is Up set up dynamic sessions between DRs and non-DRs.
To prevent certain interfaces from setting up dynamic BFD sessions, perform the following steps on the interfaces: