This is an interesting fact I just found out. When we configure MD5 authentication for RIP they key-ID and key-string must match, this is well known. But what happens if we actually configure the wrong key-ID? Take a look at
Some interesting facts of OSPF
OK so clearly I haven’t been updating a lot lately due to my very busy situation. I’m sorry for that but my former colleague Henri keeps nagging me for an update so I decided to write on some interesting tidbits