When you’re troubleshooting OSPF and see duplicate router IDs

Aug 11, 2025 2:42 PM

SithLordSid

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networking

ospf

My CCNA is too far in the past to get this joke.

2 days ago | Likes 4 Dislikes 0

2 days ago | Likes 8 Dislikes 0

So, assign a different IP to Loopback0 IP or conf t, router ospf 100, router-id 1.1.1.5

2 days ago | Likes 2 Dislikes 0