With IPHost Network Monitor you can run simple snmp requests against a NETGEAR device in your network.
agentDiffServGenStatusPolicyInstTableSize
agent Diff Server Gen Status Policy Inst Table Size
1.3.6.1.4.1.4526.10.3.7.1.8
Current size of the Policy-Class Instance Table
Back to NETGEAR-QOS-DIFFSERV-PRIVATE-MIB MIB page.
IPHost Network monitor allows you to monitor agentDiffServGenStatusPolicyInstTableSize on NETGEAR device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring NETGEAR switches right now.