CTRON-ROUTERS-MIB :: nwRtrIfFwdCtrLenErrPkts

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsCTRON-ROUTERS-MIBnwRtrIfFwdCtrLenErrPkts

nwRtrIfFwdCtrLenErrPkts

Module: CTRON-ROUTERS-MIB

OID (symbolic): CTRON-ROUTERS-MIB::nwRtrIfFwdCtrLenErrPkts

OID (numeric): 1.3.6.1.4.1.52.4.2.2.2.2.4.2.1.1.9

Node type: OBJECT-TYPE

Type: Counter

Access: read-only

Description: Indicates the total number of Routed Protocol packets that have been discarded, because an invalid packet length was contained in the Routed Protocol header, during System Operational Time, on the router port for which the entry exists.

What is nwRtrIfFwdCtrLenErrPkts?

This OID counts routed-protocol packets discarded on this port because the header specified an invalid packet length. This usually indicates corrupted traffic or a misbehaving sender upstream of this port.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.52.4.2.2.2.2.4.2.1.1.9
snmpwalk -v2c -c public <target> CTRON-ROUTERS-MIB::nwRtrIfFwdCtrLenErrPkts

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.52.4.2.2.2.2.4.2.1.1.9.1
snmpget -v2c -c public <target> CTRON-ROUTERS-MIB::nwRtrIfFwdCtrLenErrPkts.1

Start monitoring Cabletron router (routing protocol status) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CTRON-ROUTERS-MIB::nwRtrIfFwdCtrLenErrPkts OID value, configure state conditions and alerts, and monitor any Cabletron router (routing protocol status) from a single console.

OID Breakdown

Upper-level ancestors (12 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
1.3.6.1.4.1.52.4.2ctronExpCTRON-MIB-NAMES
1.3.6.1.4.1.52.4.2.2ctronRouterExpROUTER-OIDS
1.3.6.1.4.1.52.4.2.2.2nwRouterROUTER-OIDS
1.3.6.1.4.1.52.4.2.2.2.2nwRtrHighLevelViewROUTER-OIDS
Numeric OIDNameModule
1.3.6.1.4.1.52.4.2.2.2.2.4nwRtrCountersViewCTRON-ROUTERS-MIB
1.3.6.1.4.1.52.4.2.2.2.2.4.2nwRtrInterfaceCountersCTRON-ROUTERS-MIB
1.3.6.1.4.1.52.4.2.2.2.2.4.2.1nwRtrIfFwdCtrTableCTRON-ROUTERS-MIB
1.3.6.1.4.1.52.4.2.2.2.2.4.2.1.1nwRtrIfFwdCtrEntryCTRON-ROUTERS-MIB
1.3.6.1.4.1.52.4.2.2.2.2.4.2.1.1.9nwRtrIfFwdCtrLenErrPktsCTRON-ROUTERS-MIB