Why do we configure loopback IP address in router RIP and router OSPF configuration ? What is the significance of configuring it ?
closed as not constructive by EightBitTony, Alex, Dave M, Lucas Kauffman, Ward Jan 24 at 15:03
As it currently stands, this question is not a good fit for our Q&A format. We expect answers to be supported by facts, references, or expertise, but this question will likely solicit debate, arguments, polling, or extended discussion. If you feel that this question can be improved and possibly reopened, visit the help center for guidance.If this question can be reworded to fit the rules in the help center, please edit the question.
This is a preferred design pattern on Cisco routers: