| Message Code | PIX-1-107001 |
| Severity | Alert |
| Description | RIP auth failed from IP_address: version=number,type=string, mode=string, sequence=number on interface interface_name |
| Explanation | This is an alert log message. The Cisco ASA received a RIP reply message with bad authentication. This message might be caused by a misconfiguration on the router or the security appliance or by an unsuccessful attempt to attack the routing table of the Cisco ASA |
| User Action | This message indicates a possible attack and should be monitored. If you are not familiar with the source IP address listed in this message, change your RIP authentication keys between trusted entities. An attacker might be trying to determine the existing keys. |
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