TPLINK-SPANNING-TREE-MIB :: tpStpTcDefendEnable

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsTPLINK-SPANNING-TREE-MIBtpStpTcDefendEnable

tpStpTcDefendEnable

Module: TPLINK-SPANNING-TREE-MIB

OID (symbolic): TPLINK-SPANNING-TREE-MIB::tpStpTcDefendEnable

OID (numeric): 1.3.6.1.4.1.11863.6.21.1.4.1.1.4

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: TC defend is to prevent the decrease of the performance and stability of the switch brought by continuously removing MAC address entries upon receiving TC-BPDUs in the STP network. 0. Disable 1. Enable

What is tpStpTcDefendEnable?

Enables or disables TC (topology change) guard on this port, which limits how often received TC-BPDUs are allowed to trigger MAC address table flushes, protecting switch performance from a flood of change notifications.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.11863.6.21.1.4.1.1.4
snmpwalk -v2c -c public <target> TPLINK-SPANNING-TREE-MIB::tpStpTcDefendEnable

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.11863.6.21.1.4.1.1.4.1
snmpget -v2c -c public <target> TPLINK-SPANNING-TREE-MIB::tpStpTcDefendEnable.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.11863.6.21.1.4.1.1.4.1 i <value>

Start monitoring TP-Link managed switch (STP/RSTP/MSTP port role/state status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the TPLINK-SPANNING-TREE-MIB::tpStpTcDefendEnable OID value, configure state conditions and alerts, and monitor any TP-Link managed switch (STP/RSTP/MSTP port role/state status) from a single console.

OID Breakdown

Upper-level ancestors (8 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.4privateAirPair-MIB
1.3.6.1.4.1enterprisesAirPair-MIB
1.3.6.1.4.1.11863tplinkTPLINK-MIB
1.3.6.1.4.1.11863.6tplinkMgmtTPLINK-MIB
Numeric OIDNameModule
1.3.6.1.4.1.11863.6.21tplinkSpanningTreeMIBTPLINK-SPANNING-TREE-MIB
1.3.6.1.4.1.11863.6.21.1tplinkSpanningTreeMIBObjectsTPLINK-SPANNING-TREE-MIB
1.3.6.1.4.1.11863.6.21.1.4tpStpSecurityCfgTPLINK-SPANNING-TREE-MIB
1.3.6.1.4.1.11863.6.21.1.4.1tpStpPortDefendTableTPLINK-SPANNING-TREE-MIB
1.3.6.1.4.1.11863.6.21.1.4.1.1tpStpPortDefendEntryTPLINK-SPANNING-TREE-MIB
1.3.6.1.4.1.11863.6.21.1.4.1.1.4tpStpTcDefendEnableTPLINK-SPANNING-TREE-MIB