| Message Code | ASA-4-409011 |
| Severity | Warning |
| Description | OSPF detected duplicate router-id IP_address from IP_address on interface interface_name |
| Explanation | OSPF received a hello packet from a neighbor that has the same router ID as this routing process. A full adjacency cannot be established. |
| User Action | The OSPF router ID should be unique. Change the neighbor router ID. |
| Reference Links |
Catch threats immediately
We work side-by-side with you to rapidly detect cyberthreats
and thwart attacks before they cause damage.