CTRON-BRIDGE-MIB :: ctPvstStpPortDesignatedBridge

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsCTRON-BRIDGE-MIBctPvstStpPortDesignatedBridge

ctPvstStpPortDesignatedBridge

Module: CTRON-BRIDGE-MIB

OID (symbolic): CTRON-BRIDGE-MIB::ctPvstStpPortDesignatedBridge

OID (numeric): 1.3.6.1.4.1.52.4.1.2.3.2.2.6.1.9

Node type: OBJECT-TYPE

Type: BridgeId

Access: read-only

Description: The Bridge Identifier of the bridge which this port considers to be the Designated Bridge for this port's segment.

What is ctPvstStpPortDesignatedBridge?

This read-only BridgeId identifies which bridge this port considers to be the Designated Bridge responsible for forwarding traffic onto the LAN segment it connects to, for this VLAN's spanning tree. An administrator checks this to confirm which neighboring device is actually controlling traffic on a shared segment, useful when diagnosing unexpected forwarding behavior between two interconnected switches. For example, on a segment shared by two switches, the admin reads this value to confirm the intended core switch, not the edge switch, is winning the designated bridge role for the relevant VLAN.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.52.4.1.2.3.2.2.6.1.9
snmpwalk -v2c -c public <target> CTRON-BRIDGE-MIB::ctPvstStpPortDesignatedBridge

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.52.4.1.2.3.2.2.6.1.9.1
snmpget -v2c -c public <target> CTRON-BRIDGE-MIB::ctPvstStpPortDesignatedBridge.1

Start monitoring Cabletron/Enterasys network switch (bridge/spanning tree) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CTRON-BRIDGE-MIB::ctPvstStpPortDesignatedBridge OID value, configure state conditions and alerts, and monitor any Cabletron/Enterasys network switch (bridge/spanning tree) from a single console.

OID Breakdown

Upper-level ancestors (11 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
1.3.6.1.4.1.52cabletronCabletron-MIB
1.3.6.1.4.1.52.4mibsCTRON-AP3000-MIB
1.3.6.1.4.1.52.4.1ctronCTRON-MIB-NAMES
1.3.6.1.4.1.52.4.1.2ctDataLinkCTRON-MIB-NAMES
1.3.6.1.4.1.52.4.1.2.3ctBridgeCTRON-MIB-NAMES
Numeric OIDNameModule
1.3.6.1.4.1.52.4.1.2.3.2ctBridgeStpCTRON-BRIDGE-MIB
1.3.6.1.4.1.52.4.1.2.3.2.2ctBridgePvstCTRON-BRIDGE-MIB
1.3.6.1.4.1.52.4.1.2.3.2.2.6ctPvstStpPortTableCTRON-BRIDGE-MIB
1.3.6.1.4.1.52.4.1.2.3.2.2.6.1ctPvstStpPortEntryCTRON-BRIDGE-MIB
1.3.6.1.4.1.52.4.1.2.3.2.2.6.1.9ctPvstStpPortDesignatedBridgeCTRON-BRIDGE-MIB