IB-SMA-MIB :: ibSmaPortMKeyProtectBits

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › IB-SMA-MIB › ibSmaPortMKeyProtectBits

ibSmaPortMKeyProtectBits

Module: IB-SMA-MIB

OID (symbolic): IB-SMA-MIB::ibSmaPortMKeyProtectBits

OID (numeric): 1.3.6.1.3.117.3.1.4.25

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: Management Key (M_Key) protection bits.

What is ibSmaPortMKeyProtectBits?

Reports the M_Key protection level in effect: noMKeyProtection, succeedWithReturnKey, succeedWithReturnZeroes, or failOnNoMatch. Determines how strictly this port enforces management-key authentication on Set operations, a key security-hardening setting.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.3.117.3.1.4.25
snmpwalk -v2c -c public <target> IB-SMA-MIB::ibSmaPortMKeyProtectBits

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.3.117.3.1.4.25.1
snmpget -v2c -c public <target> IB-SMA-MIB::ibSmaPortMKeyProtectBits.1

Start monitoring InfiniBand switch/host channel adapter (HCA), Subnet Management Agent with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the IB-SMA-MIB::ibSmaPortMKeyProtectBits OID value, configure state conditions and alerts, and monitor any InfiniBand switch/host channel adapter (HCA), Subnet Management Agent 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
1.3.6.1.3.117.3ibSmaMIBIB-SMA-MIB
1.3.6.1.3.117.3.1ibSmaObjectsIB-SMA-MIB
1.3.6.1.3.117.3.1.4ibSmaMgmtPortInfoIB-SMA-MIB
1.3.6.1.3.117.3.1.4.25ibSmaPortMKeyProtectBitsIB-SMA-MIB