With IPHost Network Monitor you can run simple snmp requests against a NETGEAR device in your network.
agentRadiusServerIndex
agent Radius Server Index
1.3.6.1.4.1.4526.10.8.1.8.1.1
Unique index of the configured RADIUS server
Back to NETGEAR-RADIUS-AUTH-CLIENT-MIB MIB page.
IPHost Network monitor allows you to monitor agentRadiusServerIndex on NETGEAR device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring NETGEAR cable modems right now.