With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
stpxRSTPPortRoleInstanceIndex
stpx RSTP Port Role Instance Index
1.3.6.1.4.1.9.9.82.1.12.2.1.1
The Spanning Tree instance id, it can either be a VLAN number if the stpxSpanningTreeType is rapidPvstPlus(5) or an MST instance id if the stpxSpanningTreeType is mst(4).
Back to CISCO-STP-EXTENSIONS-MIB MIB page.
IPHost Network monitor allows you to monitor stpxRSTPPortRoleInstanceIndex on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.
