STP-MIB :: stpDot1dStpPortPathCost

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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stpDot1dStpPortPathCost

Module: STP-MIB

OID (symbolic): STP-MIB::stpDot1dStpPortPathCost

OID (numeric): 1.3.6.1.4.1.13464.1.2.4.3.1.1.15.1.5

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: DURABLE: { 10:all } The contribution of this port to the path cost of paths towards the spanning tree root which include this port. 802.1D-1990 recommends that the default value of this parameter be in inverse proportion to the speed of the attached LAN.

What is stpDot1dStpPortPathCost?

This port's contribution to the total path cost of routes toward the spanning-tree root that pass through it; the IEEE standard recommends setting it in inverse proportion to the port's link speed, so faster links get a lower cost.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.13464.1.2.4.3.1.1.15.1.5
snmpwalk -v2c -c public <target> STP-MIB::stpDot1dStpPortPathCost

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.13464.1.2.4.3.1.1.15.1.5.1
snmpget -v2c -c public <target> STP-MIB::stpDot1dStpPortPathCost.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.13464.1.2.4.3.1.1.15.1.5.1 i <value>

Start monitoring vendor-neutral, standards-based MIB, managed Ethernet switch/bridge running Spanning Tree Protocol (802.1D) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the STP-MIB::stpDot1dStpPortPathCost OID value, configure state conditions and alerts, and monitor any vendor-neutral, standards-based MIB, managed Ethernet switch/bridge running Spanning Tree Protocol (802.1D) from a single console.

OID Breakdown

Upper-level ancestors (10 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
1.3.6.1.4.1.13464adminADMIN-MASTER-MIB
1.3.6.1.4.1.13464.1dataComADMIN-MASTER-MIB
1.3.6.1.4.1.13464.1.2gbnADMIN-MASTER-MIB
1.3.6.1.4.1.13464.1.2.4gbnL2ADMIN-MASTER-MIB
Numeric OIDNameModule
1.3.6.1.4.1.13464.1.2.4.3stpMibSTP-MIB
1.3.6.1.4.1.13464.1.2.4.3.1stpMIBObjectsSTP-MIB
1.3.6.1.4.1.13464.1.2.4.3.1.1stpDot1dStpSTP-MIB
1.3.6.1.4.1.13464.1.2.4.3.1.1.15stpDot1dStpPortTableSTP-MIB
1.3.6.1.4.1.13464.1.2.4.3.1.1.15.1stpDot1dStpPortEntrySTP-MIB
1.3.6.1.4.1.13464.1.2.4.3.1.1.15.1.5stpDot1dStpPortPathCostSTP-MIB