AIBRIDGE-MIB :: aiDot1dStpPortPathCost

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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aiDot1dStpPortPathCost

Module: AIBRIDGE-MIB

OID (symbolic): AIBRIDGE-MIB::aiDot1dStpPortPathCost

OID (numeric): 1.3.6.1.4.1.539.30.2.15.1.6

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-write

Description: 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 aiDot1dStpPortPathCost?

Reports (and allows setting) the spanning tree path cost value assigned to this bridge port, which factors into determining the lowest-cost path to the root bridge; lower values are typically assigned to faster links.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.539.30.2.15.1.6
snmpwalk -v2c -c public <target> AIBRIDGE-MIB::aiDot1dStpPortPathCost

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.539.30.2.15.1.6.1
snmpget -v2c -c public <target> AIBRIDGE-MIB::aiDot1dStpPortPathCost.1

Set instance 1 (SNMPv2c):

snmpset -v2c -c private <target> 1.3.6.1.4.1.539.30.2.15.1.6.1 i <value>

Start monitoring Applied Innovation network access/terminal server equipment (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the AIBRIDGE-MIB::aiDot1dStpPortPathCost OID value, configure state conditions and alerts, and monitor any Applied Innovation network access/terminal server equipment (legacy) from a single console.

OID Breakdown

Upper-level ancestors (7 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
1.3.6.1.4.1.539aiiAI193TX-MIB
Numeric OIDNameModule
1.3.6.1.4.1.539.30aiDot1dBridgeAIBRIDGE-MIB
1.3.6.1.4.1.539.30.2aiDot1dStpAIBRIDGE-MIB
1.3.6.1.4.1.539.30.2.15aiDot1dStpPortTableAIBRIDGE-MIB
1.3.6.1.4.1.539.30.2.15.1aiDot1dStpPortEntryAIBRIDGE-MIB
1.3.6.1.4.1.539.30.2.15.1.6aiDot1dStpPortPathCostAIBRIDGE-MIB