MELLANOX-MIB-2 :: cntMaxSupportedMTUs

MIB Reference — IPNetwork Monitor · Updated September 21, 2026

All MIBs › MELLANOX-MIB-2 › cntMaxSupportedMTUs

cntMaxSupportedMTUs

Module: MELLANOX-MIB-2

OID (symbolic): MELLANOX-MIB-2::cntMaxSupportedMTUs

OID (numeric): 1.3.6.1.4.1.33049.2.2.1.2.1.1.22

Node type: OBJECT-TYPE

Type: OCTET STRING

Access: read-only

Description: Maximum supported block size on this port

What is cntMaxSupportedMTUs?

Reports the largest maximum transmission block size this InfiniBand port's hardware supports, as distinct from cntMTU which reports the value currently configured.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.33049.2.2.1.2.1.1.22
snmpwalk -v2c -c public <target> MELLANOX-MIB-2::cntMaxSupportedMTUs

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.33049.2.2.1.2.1.1.22.1
snmpget -v2c -c public <target> MELLANOX-MIB-2::cntMaxSupportedMTUs.1

Start monitoring Mellanox network device (legacy generation) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the MELLANOX-MIB-2::cntMaxSupportedMTUs OID value, configure state conditions and alerts, and monitor any Mellanox network device (legacy generation) from a single console.

OID Breakdown

Upper-level ancestors (13 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
1.3.6.1.4.1.33049mellanoxMELLANOX-MIB
1.3.6.1.4.1.33049.2mellanoxMgmtMELLANOX-EFM-MIB
1.3.6.1.4.1.33049.2.2ibSwitchMELLANOX-EFM-MIB
1.3.6.1.4.1.33049.2.2.1ibVariablesMELLANOX-EFM-MIB
1.3.6.1.4.1.33049.2.2.1.2ibPortsMELLANOX-EFM-MIB
1.3.6.1.4.1.33049.2.2.1.2.1cntTableMELLANOX-EFM-MIB
1.3.6.1.4.1.33049.2.2.1.2.1.1cntEntryMELLANOX-EFM-MIB
Numeric OIDNameModule
1.3.6.1.4.1.33049.2.2.1.2.1.1.22cntMaxSupportedMTUsMELLANOX-MIB-2