System Logs

System logs display entries for each system event on the firewall. Each entry includes the date and time, event severity, and event description. The following table summarizes the System log severity levels. For a partial list of System log messages and their corresponding severity levels, refer to System Log Events.
Severity
Description
Critical
Hardware failures, including high availability (HA) failover and link failures.
High
Serious issues, including dropped connections with external devices, such as LDAP and RADIUS servers.
Medium
Mid-level notifications, such as antivirus package upgrades.
Low
Minor severity notifications, such as user password changes.
Informational
Log in/log off, administrator name or password change, any configuration change, and all other events not covered by the other severity levels.

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