With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
tokenRingDripLocalPortStatus
token Ring Drip Local Port Status
1.3.6.1.4.1.9.5.1.11.12.1.2
the overall set of local ports assigned to the TR-CRF VLAN associated with this entry. A value of active(1) indicates that at least one local port is inserted/connected (i.e., active on the Token Ring). A value of inactive(2) indicates that none of the local ports are inserted/connected. All local ports are either disabled or are simply not connected.
Back to CISCO-STACK-MIB MIB page.
IPHost Network monitor allows you to monitor tokenRingDripLocalPortStatus on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.