MELLANOX-MIB :: cntGUID

MIB Reference — IPNetwork Monitor · Updated September 21, 2026

All MIBs › MELLANOX-MIB › cntGUID

cntGUID

Module: MELLANOX-MIB

OID (symbolic): MELLANOX-MIB::cntGUID

OID (numeric): 1.3.6.1.4.1.33049.2.2.1.2.1.1.24

Node type: OBJECT-TYPE

Type: OCTET STRING

Access: read-only

Description: Global Unique ID of this port

What is cntGUID?

Globally Unique Identifier (per the IbGuid textual convention) assigned to this specific InfiniBand port, used to identify the port unambiguously in subnet-manager topology data independent of its LID, which can change.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.33049.2.2.1.2.1.1.24
snmpwalk -v2c -c public <target> MELLANOX-MIB::cntGUID

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.33049.2.2.1.2.1.1.24.1
snmpget -v2c -c public <target> MELLANOX-MIB::cntGUID.1

Start monitoring Mellanox (NVIDIA) InfiniBand/Ethernet switch or network adapter with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the MELLANOX-MIB::cntGUID OID value, configure state conditions and alerts, and monitor any Mellanox (NVIDIA) InfiniBand/Ethernet switch or network adapter 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
1.3.6.1.4.1.33049.2mellanoxMgmtMELLANOX-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
1.3.6.1.4.1.33049mellanoxMELLANOX-MIB
1.3.6.1.4.1.33049.2.2.1.2.1.1.24cntGUIDMELLANOX-MIB