| Message Code | ASA-4-409009 |
| Severity | Warning |
| Description | OSPF process number cannot start. There must be at least one up IP interface, for OSPF to use as router ID |
| Explanation | OSPF failed while attempting to allocate a router ID from the IP address of one of its interfaces. |
| User Action | Make sure that there is at least one interface that is up and has a valid IP address. If there are multiple OSPF processes running on the router, each requires a unique router ID. You must have enough interfaces up so that each of them can obtain a router ID. |
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