| Message Code | PIX-5-503001 |
| Severity | Notification |
| Description | Process number, Nbr IP_address on interface_name from string to string, reason |
| Explanation | An OSPF neighbor has changed its state. The message describes the change and the reason for it. This message appears only if the log-adjacency-changes command is configured for the OSPF process. |
| User Action | To determine what is causing this problem, contact Cisco TAC for assistance. |
| Reference Links |
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