Cisco ASA Audit Event: 305006

305006: Translation creation 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-3-305006: {outbound static|identity|portmap|regular) translation creation failed for protocol src interface_name: source_address / source_port [(idfw_user)] dst interface_name: dest_address / dest_port [(idfw_user)].

Event 305006 is generated when a protocol fails to create a translation through the ASA. The message contains information on the:

  • Protocol.
  • Source interface name.
  • Source IP address and port number.
  • Destination interface name.
  • Destination IP address and port number.

How could you resolve this situation?

This event does not require any action.

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.