STP-MIB :: stpDot1dStpRootPort

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

All MIBs › STP-MIB › stpDot1dStpRootPort

stpDot1dStpRootPort

Module: STP-MIB

OID (symbolic): STP-MIB::stpDot1dStpRootPort

OID (numeric): 1.3.6.1.4.1.13464.1.2.4.3.1.1.7

Node type: OBJECT-TYPE

Type: Integer32

Access: read-only

Description: The port number of the port which offers the lowest cost path from this bridge to the root bridge.

What is stpDot1dStpRootPort?

The port number of the port on this bridge that offers the lowest-cost path toward the spanning-tree root, i.e. the port through which root-bound traffic is forwarded.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.13464.1.2.4.3.1.1.7
snmpwalk -v2c -c public <target> STP-MIB::stpDot1dStpRootPort

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.13464.1.2.4.3.1.1.7.1
snmpget -v2c -c public <target> STP-MIB::stpDot1dStpRootPort.1

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::stpDot1dStpRootPort 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
1.3.6.1.4.1.13464.1.2.4.3.1.1.7stpDot1dStpRootPortSTP-MIB