Cisco ASA Audit Event: 103003

103003: Other firewall network interface failed

Cisco ASA is a security device that provides the combined capabilities of a firewall, an antivirus, and an intrusion prevention system. It also facilitates virtual private network (VPN) connections. It helps to detect threats and stop attacks before they spread through the network.

Message: %ASA-1-103003: (Primary) Other firewall network interface interface_number failed.

Event 103003 is generated when the primary unit detecs a bad network interface on the secondary unit. The interface number is specified in the message.

How could you resolve this situation?

Check the network connections on the secondary unit and the network hub connection. If necessary, replace the failed network interface.

Cisco ASA Auditing Tool

EventLog Analyzer is a comprehensive log management software with which you can centrally collect, analyze, and manage logs from all the different log sources in your network. You also get reports and alerts on your network security, making it a power-packed IT security tool.