302021: Teardown ICMP connection
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-6-302021: Teardown ICMP connection for faddr {faddr |icmp_seq_num} [(idfw_user)] gaddr {gaddr | cmp_type} laddr laddr [(idfw_user)] (981) type {type} code {code}.
Event 302021 is generated when an ICMP connection is removed in the fast-path when stateful ICMP had been enabled using the 'inspect icmp' command. The message contains information on the:
- IP address of the foreign, global and local host.
- Name of the identity firewall user.
- The user name associated with the host from where the connection had been initiated.
- ICMP type and code.
How could you resolve this situation?
This event does not require any action.
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