With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
stpxMSTPortIndex
stpx MST Port Index
1.3.6.1.4.1.9.9.82.1.11.11.1.1
The value of dot1dBasePort (i.e. dot1dBridge.1.4) for the bridge port.
Back to CISCO-STP-EXTENSIONS-MIB MIB page.
IPHost Network monitor allows you to monitor stpxMSTPortIndex on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.
