PG-BRIDGE-MIB :: pgdot1dStpPortDesignatedRoot

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsPG-BRIDGE-MIBpgdot1dStpPortDesignatedRoot

pgdot1dStpPortDesignatedRoot

Module: PG-BRIDGE-MIB

OID (symbolic): PG-BRIDGE-MIB::pgdot1dStpPortDesignatedRoot

OID (numeric): 1.3.6.1.4.1.927.1.9.8.4.1.1.6

Node type: OBJECT-TYPE

Type: BridgeId

Access: read-only

Description: The unique Bridge Identifier of the Bridge recorded as the Root in the Configuration BPDUs transmitted by the Designated Bridge for the segment to which the port is attached.

What is pgdot1dStpPortDesignatedRoot?

The Bridge Identifier of the root bridge as recorded in Configuration BPDUs received on this port's segment. Comparing this across ports helps confirm all ports agree on the same STP root, flagging a split topology if they don't.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.927.1.9.8.4.1.1.6
snmpwalk -v2c -c public <target> PG-BRIDGE-MIB::pgdot1dStpPortDesignatedRoot

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.927.1.9.8.4.1.1.6.1
snmpget -v2c -c public <target> PG-BRIDGE-MIB::pgdot1dStpPortDesignatedRoot.1

Start monitoring PairGain xDSL access multiplexer/bridge (ATM-session-to-bridge-port mapping) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the PG-BRIDGE-MIB::pgdot1dStpPortDesignatedRoot OID value, configure state conditions and alerts, and monitor any PairGain xDSL access multiplexer/bridge (ATM-session-to-bridge-port mapping) 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
1.3.6.1.4.1.927pairgainPAIRGAIN-COMMON-HD-MIB
1.3.6.1.4.1.927.1productsPAIRGAIN-COMMON-HD-MIB
1.3.6.1.4.1.927.1.9pgainDSLAMPAIRGAIN-COMMON-HD-MIB
1.3.6.1.4.1.927.1.9.8pgsessionMIBPAIRGAIN-COMMON-HD-MIB
Numeric OIDNameModule
1.3.6.1.4.1.927.1.9.8.4.1pgdot1dStpPortTablePG-BRIDGE-MIB
1.3.6.1.4.1.927.1.9.8.4.1.1pgdot1dStpPortEntryPG-BRIDGE-MIB
1.3.6.1.4.1.927.1.9.8.4.1.1.6pgdot1dStpPortDesignatedRootPG-BRIDGE-MIB