Cisco asa 5520 (IV)-change the level of default messages
Change the level of the default message-record user login
Step 1: find the event that the user logged in ID:
Hostname (config) # show log | include admin
Dec 03 2009 17:32:35:% ASA-6-605005: Login permitted from 192.168.202.51 admin 3507 to inside:192.168.2.20/ssh for user "admin"
Step 2: find the log level of the current message ID 605005
Hostname (config) # show logging message 605005
Syslog 605005: default-level informational (enabled)
Step 3: change the level of message ID 605005 from information to warnings
Hostname (config) # logging message 605005 level warnings
Step 4: verify the new log level
Hostname (config) # show logging message 605005
Syslog 605005: default-level informational, current-level warnings (enabled)