With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdpInterfaceCosForUntrustedPort
Cisco Discovery Protocol Interface Cos For Untrusted Port
1.3.6.1.4.1.9.9.23.1.1.2.1.2
Indicates the value to be sent by COS for Untrusted Ports TLV.
Back to CISCO-CDP-MIB MIB page.
IPHost Network monitor allows you to monitor cdpInterfaceCosForUntrustedPort 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.