With IPHost Network Monitor you can run simple snmp requests against a NETGEAR device in your network.
agentCosMapIntfTrustTable
agent Cos Map Intf Trust Table
1.3.6.1.4.1.4526.10.3.3.1.3
Specifies the interface trust mode of operation for a port. The trust mode setting determines which COS mapping table is used for directing ingress packets to a Traffic Class.
Back to NETGEAR-QOS-COS-MIB MIB page.
IPHost Network monitor allows you to monitor agentCosMapIntfTrustTable 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.