With IPHost Network Monitor you can run simple snmp requests against a Huawei device in your network.
dot1sMstiPortRoleTransitionSemState
dot1s Msti Port Role Transition Sem State
1.3.6.1.4.1.207.1.4.167.118.1.7.1.17
Current state of the Port Role Transition State Machine for this port in this spanning tree context.
Back to AT-GS950-8-MIB MIB page.
IPHost Network monitor allows you to monitor dot1sMstiPortRoleTransitionSemState on Allied Telesis device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Allied Telesis firewalls right now.