All MIBs › A3COM-HUAWEI-LswMSTP-MIB › hwdot1sMstiStpRXTCNBPDU
hwdot1sMstiStpRXTCNBPDU
Module: A3COM-HUAWEI-LswMSTP-MIB
OID (symbolic): A3COM-HUAWEI-LswMSTP-MIB::hwdot1sMstiStpRXTCNBPDU
OID (numeric): 1.3.6.1.4.1.43.45.1.2.23.1.14.20.1.17
Node type: OBJECT-TYPE
Type: Counter32
Access: read-only
Description: The number of received TCN BPDU. Effective in CIST.
What is hwdot1sMstiStpRXTCNBPDU?
This read-only counter tracks incoming Topology Change Notification BPDUs at this port. Rising count indicates the network experienced recent topology changes. Example: counter spike from 100 to 150 means 50 topology changes detected.
Examples
Walk all instances (SNMPv2c):
snmpwalk -v2c -c public <target> 1.3.6.1.4.1.43.45.1.2.23.1.14.20.1.17 snmpwalk -v2c -c public <target> A3COM-HUAWEI-LswMSTP-MIB::hwdot1sMstiStpRXTCNBPDU
Get a specific instance (index 1):
snmpget -v2c -c public <target> 1.3.6.1.4.1.43.45.1.2.23.1.14.20.1.17.1 snmpget -v2c -c public <target> A3COM-HUAWEI-LswMSTP-MIB::hwdot1sMstiStpRXTCNBPDU.1
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OID Breakdown
Upper-level ancestors (12 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 |
| 1.3.6.1.4.1.43 | a3Com | A3COM-BRIDGE-R3-MIB |
| 1.3.6.1.4.1.43.45 | jv_mib | A3COM-HUAWEI-OID-MIB |
| 1.3.6.1.4.1.43.45.1 | huawei | A3COM-HUAWEI-OID-MIB |
| 1.3.6.1.4.1.43.45.1.2 | hwproducts | A3COM-HUAWEI-OID-MIB |
| 1.3.6.1.4.1.43.45.1.2.23 | lanSw | A3COM-HUAWEI-OID-MIB |
| 1.3.6.1.4.1.43.45.1.2.23.1 | lswCommon | A3COM-HUAWEI-OID-MIB |
| Numeric OID | Name | Module |
|---|---|---|
| 1.3.6.1.4.1.43.45.1.2.23.1.14 | hwdot1sMstp | A3COM-HUAWEI-LswMSTP-MIB |
| 1.3.6.1.4.1.43.45.1.2.23.1.14.20 | hwdot1sPortTable | A3COM-HUAWEI-LswMSTP-MIB |
| 1.3.6.1.4.1.43.45.1.2.23.1.14.20.1 | hwdot1sPortEntry | A3COM-HUAWEI-LswMSTP-MIB |
| 1.3.6.1.4.1.43.45.1.2.23.1.14.20.1.17 | hwdot1sMstiStpRXTCNBPDU | A3COM-HUAWEI-LswMSTP-MIB |