ISIS-D13-MIB :: isisD13IDLenMismatch

MIB Reference — IPNetwork Monitor · Updated October 06, 2026

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isisD13IDLenMismatch

Module: ISIS-D13-MIB

OID (symbolic): ISIS-D13-MIB::isisD13IDLenMismatch

OID (numeric): 1.3.6.1.3.37.2.0.5

Node type: NOTIFICATION-TYPE

Description: A notification sent when we receive a PDU with a different value of the System ID Length. This notification includes the an index to identify the circuit where we saw the PDU and the header of the PDU which may help a network manager identify

the source of the confusion.

This should be an edge-triggered notification. We should not send a second notification about PDUs received from what seem to be the same source. This decision is up to the agent to make, and may be based on the circuit or on some MAC level information.

Examples

Send this trap to an SNMP manager — replace <manager> with the IP or hostname of your monitoring server (SNMPv2c):

snmptrap -v2c -c public <manager> '' ISIS-D13-MIB::isisD13IDLenMismatch
snmptrap -v2c -c public <manager> '' 1.3.6.1.3.37.2.0.5

Listen for incoming traps on the manager host (-f keeps it in the foreground, -Lo prints to stdout — useful for testing):

snmptrapd -f -Lo -c /dev/null authCommunity log public

Example snmptrapd log entry:

zoo11-linux.zoo [UDP: [192.168.30.111]:50837->[192.168.30.10]:162]:
  DISMAN-EVENT-MIB::sysUpTimeInstance = Timeticks: (422026389) 48 days, 20:17:43.89
  SNMPv2-MIB::snmpTrapOID.0 = OID: ISIS-D13-MIB::isisD13IDLenMismatch

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OID Breakdown

Upper-level ancestors (5 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.3orgAirPair-MIB
1.3.6dodAirPair-MIB
1.3.6.1internetAirPair-MIB
1.3.6.1.3experimentalAPERTUS-NPG-MIB
Numeric OIDNameModule
1.3.6.1.3.37isisD13MIBISIS-D13-MIB
1.3.6.1.3.37.2isisD13NotificationsISIS-D13-MIB
1.3.6.1.3.37.2.0isisD13TrapPrefixISIS-D13-MIB
1.3.6.1.3.37.2.0.5isisD13IDLenMismatchISIS-D13-MIB