With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
alAdminAuthClientUnknownType
Altiga Administrator Authentication Client Unknown Type
1.3.6.1.4.1.3076.2.1.2.39.2.1.14
The total number of ADMIN packets of unknown type which were received from this server on the authentication port since client start-up.
Back to ADMIN-AUTH-STATS-MIB MIB page.
IPHost Network monitor allows you to monitor alAdminAuthClientUnknownType on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.