With IPHost Network Monitor you can run simple snmp requests against a ADTRAN device in your network.
adUnitUserEntry
ad Unit User Entry
1.3.6.1.4.1.664.5.30.2.2.1.1
Each entry in the list defines the user/pass, authen method, access level, and timeout.
Back to ADTRAN-ADUNIT-MIB MIB page.
IPHost Network monitor allows you to monitor adUnitUserEntry on ADTRAN device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring ADTRAN firewalls right now.