All MIBs › AT-GS950-24-MIB › dot1sMstiPortTopologyChangeSemState
dot1sMstiPortTopologyChangeSemState
Module: AT-GS950-24-MIB
OID (symbolic): AT-GS950-24-MIB::dot1sMstiPortTopologyChangeSemState
OID (numeric): 1.3.6.1.4.1.207.1.4.167.118.1.7.1.19
Node type: OBJECT-TYPE
Type: INTEGER
Access: read-only
Description: Current state of the Topology Change State Machine for this port in this spanning tree context.
What is dot1sMstiPortTopologyChangeSemState?
Reports the current state of the Topology Change State Machine for this port within a specific MSTP instance, indicating whether a topology change is being detected or propagated. This is a diagnostic value useful for understanding how topology change notifications are being handled.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.207.1.4.167.118.1.7.1.19 snmpwalk -v2c -c public <target> AT-GS950-24-MIB::dot1sMstiPortTopologyChangeSemState
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.207.1.4.167.118.1.7.1.19.1 snmpget -v2c -c public <target> AT-GS950-24-MIB::dot1sMstiPortTopologyChangeSemState.1
Start monitoring Allied Telesis smart switches with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the AT-GS950-24-MIB::dot1sMstiPortTopologyChangeSemState OID value, configure state conditions and alerts, and monitor any Allied Telesis smart switches from a single console.
OID Breakdown
Upper-level ancestors (9 from the standard OID tree / other modules)
| Numeric OID | Name | Module |
|---|---|---|
| 1 | iso | LANART-AGENT |
| 1.3 | org | AirPair-MIB |
| 1.3.6 | dod | AirPair-MIB |
| 1.3.6.1 | internet | AirPair-MIB |
| 1.3.6.1.4 | private | AirPair-MIB |
| 1.3.6.1.4.1 | enterprises | AirPair-MIB |
| 1.3.6.1.4.1.207 | alliedTelesyn | AT-RG600-MIB |
| 1.3.6.1.4.1.207.1 | products | AT-SMI-MIB |
| 1.3.6.1.4.1.207.1.4 | swhub | AtiEdgeSwitch-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.207.1.4.167 | at_GS95024v3 | AT-GS950-24-MIB |
| 1.3.6.1.4.1.207.1.4.167.118 | l2Mst | AT-GS950-24-MIB |
| 1.3.6.1.4.1.207.1.4.167.118.1 | dot1sMst | AT-GS950-24-MIB |
| 1.3.6.1.4.1.207.1.4.167.118.1.7 | dot1sMstiPortTable | AT-GS950-24-MIB |
| 1.3.6.1.4.1.207.1.4.167.118.1.7.1 | dot1sMstiPortEntry | AT-GS950-24-MIB |
| 1.3.6.1.4.1.207.1.4.167.118.1.7.1.19 | dot1sMstiPortTopologyChangeSemState | AT-GS950-24-MIB |