IB-IF-MIB :: ibIfPortStatRcvConstrErrs

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

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ibIfPortStatRcvConstrErrs

Module: IB-IF-MIB

OID (symbolic): IB-IF-MIB::ibIfPortStatRcvConstrErrs

OID (numeric): 1.3.6.1.3.117.2.1.1.1.8

Node type: OBJECT-TYPE

Type: Counter32

Access: read-only

Description: Total number of packets received on the port that are discarded for the following reasons: - FilterRawInbound is true and packet is raw - PartitionEnforcementInbound is true and packet fails partition key check or IP version check.

What is ibIfPortStatRcvConstrErrs?

This counter tracks packets discarded on receipt because they violated configured constraints, such as raw packet filtering or partition key and IP version enforcement. A rising count typically indicates a partition (pkey) misconfiguration or unauthorized raw traffic reaching a port where policy filters are enforced. An admin seeing this counter climb on a port would check whether a device is attached to the wrong partition or sending raw packets it shouldn't.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.3.117.2.1.1.1.8
snmpwalk -v2c -c public <target> IB-IF-MIB::ibIfPortStatRcvConstrErrs

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.3.117.2.1.1.1.8.1
snmpget -v2c -c public <target> IB-IF-MIB::ibIfPortStatRcvConstrErrs.1

Start monitoring Server/storage/switch with InfiniBand/IPoIB interfaces (vendor-neutral IETF standard) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the IB-IF-MIB::ibIfPortStatRcvConstrErrs OID value, configure state conditions and alerts, and monitor any Server/storage/switch with InfiniBand/IPoIB interfaces (vendor-neutral IETF standard) from a single console.

OID Breakdown

Upper-level ancestors (6 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
1.3.6.1.3.117pmIB-PM-MIB
Numeric OIDNameModule
1.3.6.1.3.117.2ibIfMIBIB-IF-MIB
1.3.6.1.3.117.2.1ibIfObjectsIB-IF-MIB
1.3.6.1.3.117.2.1.1ibIfPortStatTableIB-IF-MIB
1.3.6.1.3.117.2.1.1.1ibIfPortStatEntryIB-IF-MIB
1.3.6.1.3.117.2.1.1.1.8ibIfPortStatRcvConstrErrsIB-IF-MIB