Cisco ASA Audit Event: 325004

325004: IPv6 extension header

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-4-325004: IPv6 Extension Header hdr_type action configuration.protocol from src_int :src_ipv6_addr /src_port to dst_interface: dst_ipv6_addr / dst_port.

Event 325004 is generated when a user has configured one or multiple actions over the specified IPv6 header extension. The message contains information on the:

  • HDR type.
  • Protocol.
  • Source interface name, IPv6 address, and port number.
  • Destination interface name, IPv6 address, and port number.
  • Action to be taken.

How could you resolve this situation?

If the configured action is not expected, under the 'policy-map' command, check the action in the 'match header extension_header_type' command and the 'parameters' command, and make the correct changes.

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