What is the effect when loopback interfaces and the configured router ID are absent during the OSPF Process configuration?

Question

Avishek Das · Accepted Answer

The highest up/up physical interface IP address is selected as the router ID.

Avishek Das · Answer

No router ID is set, and the OSPF protocol does not run.

Avishek Das · Answer

The lowest IP address is incremented by 1 and selected as the router ID.

Avishek Das · Answer

The router ID 0.0.0.0 is selected and placed in the OSPF process.

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