All MIBs › AT-GS950-16-MIB › dot1wPortRxTcnBpduCount
dot1wPortRxTcnBpduCount
Module: AT-GS950-16-MIB
OID (symbolic): AT-GS950-16-MIB::dot1wPortRxTcnBpduCount
OID (numeric): 1.3.6.1.4.1.207.1.4.166.119.1.4.1.12
Node type: OBJECT-TYPE
Type: Counter32
Access: read-only
Description: The number of TCN BPDUs that have been received on this Port.
What is dot1wPortRxTcnBpduCount?
Counts the total number of Topology Change Notification (TCN) BPDUs received on this port. High or frequent counts can indicate repeated topology changes, which may cause MAC address table flushes and temporary network disruption.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.207.1.4.166.119.1.4.1.12 snmpwalk -v2c -c public <target> AT-GS950-16-MIB::dot1wPortRxTcnBpduCount
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.207.1.4.166.119.1.4.1.12.1 snmpget -v2c -c public <target> AT-GS950-16-MIB::dot1wPortRxTcnBpduCount.1
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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 |
|---|---|---|
| 1.3.6.1.4.1.207.1.4.166 | at_GS95016v3 | AT-GS950-16-MIB |
| 1.3.6.1.4.1.207.1.4.166.119 | l2Rst | AT-GS950-16-MIB |
| 1.3.6.1.4.1.207.1.4.166.119.1 | dot1wRst | AT-GS950-16-MIB |
| 1.3.6.1.4.1.207.1.4.166.119.1.4 | dot1wPortExtTable | AT-GS950-16-MIB |
| 1.3.6.1.4.1.207.1.4.166.119.1.4.1 | dot1wPortExtEntry | AT-GS950-16-MIB |
| 1.3.6.1.4.1.207.1.4.166.119.1.4.1.12 | dot1wPortRxTcnBpduCount | AT-GS950-16-MIB |