CENTILLION-IF-EXTENSIONS-MIB :: cnIfVlanMismatch

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › CENTILLION-IF-EXTENSIONS-MIB › cnIfVlanMismatch

cnIfVlanMismatch

Module: CENTILLION-IF-EXTENSIONS-MIB

OID (symbolic): CENTILLION-IF-EXTENSIONS-MIB::cnIfVlanMismatch

OID (numeric): 1.3.6.1.4.1.930.3.2.1.1.12

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: The number of packets which were dropped due to the switch not being able to qualify a packet based on the VLAN policies defined. This object is only valid on interfaces that represent LAN physical port.

What is cnIfVlanMismatch?

This read-only counter, valid on LAN physical ports, tracks packets dropped because they could not be qualified against the port's configured VLAN policies.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.930.3.2.1.1.12
snmpwalk -v2c -c public <target> CENTILLION-IF-EXTENSIONS-MIB::cnIfVlanMismatch

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.930.3.2.1.1.12.1
snmpget -v2c -c public <target> CENTILLION-IF-EXTENSIONS-MIB::cnIfVlanMismatch.1

Start monitoring Nortel/Bay Networks Centillion ATM/LAN switches (legacy) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CENTILLION-IF-EXTENSIONS-MIB::cnIfVlanMismatch OID value, configure state conditions and alerts, and monitor any Nortel/Bay Networks Centillion ATM/LAN switches (legacy) from a single console.

OID Breakdown

Upper-level ancestors (8 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
1.3.6.1.4.1.930centillionCENTILLION-ROOT-MIB
1.3.6.1.4.1.930.3extensionsCENTILLION-ROOT-MIB
Numeric OIDNameModule
1.3.6.1.4.1.930.3.2cnIfExtensionsCENTILLION-IF-EXTENSIONS-MIB
1.3.6.1.4.1.930.3.2.1cnIfExtnTableCENTILLION-IF-EXTENSIONS-MIB
1.3.6.1.4.1.930.3.2.1.1cnIfExtnEntryCENTILLION-IF-EXTENSIONS-MIB
1.3.6.1.4.1.930.3.2.1.1.12cnIfVlanMismatchCENTILLION-IF-EXTENSIONS-MIB