With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cpaeRadiusConfigGroup
Cisco Port Access Entity Radius Config Group
1.3.6.1.4.1.9.9.220.2.2.6
A collection of objects that provides the RADIUS configuration information for the system.
Back to CISCO-PAE-MIB MIB page.
IPHost Network monitor allows you to monitor cpaeRadiusConfigGroup on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.