CISCO-UNIFIED-COMPUTING-VNIC-MIB :: cucsVnicEtherCdnSource

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsCISCO-UNIFIED-COMPUTING-VNIC-MIBcucsVnicEtherCdnSource

cucsVnicEtherCdnSource

Module: CISCO-UNIFIED-COMPUTING-VNIC-MIB

OID (symbolic): CISCO-UNIFIED-COMPUTING-VNIC-MIB::cucsVnicEtherCdnSource

OID (numeric): 1.3.6.1.4.1.9.9.719.1.53.9.1.45

Node type: OBJECT-TYPE

Type: CucsVnicCdnSource

Access: read-only

Description: Cisco UCS vnic:Ether:cdnSource managed object property

What is cucsVnicEtherCdnSource?

This read-only CucsVnicCdnSource value reports where this vNIC's Consistent Device Naming (CDN) value comes from — for example, an explicit admin-supplied name versus the vNIC's own name being reused. Knowing the CDN source tells an admin whether changing the vNIC's name will also change what the guest OS sees, or whether the CDN name is independently fixed. For the vNIC named 'eth0' on service profile 'SP-WEB03', pinned to fabric interconnect A with a 9000-byte MTU, this OID reporting the CDN source as 'vnic-name' would mean the guest-visible name simply mirrors whatever this vNIC is itself named.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.9.9.719.1.53.9.1.45
snmpwalk -v2c -c public <target> CISCO-UNIFIED-COMPUTING-VNIC-MIB::cucsVnicEtherCdnSource

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.9.9.719.1.53.9.1.45.1
snmpget -v2c -c public <target> CISCO-UNIFIED-COMPUTING-VNIC-MIB::cucsVnicEtherCdnSource.1

SNMPv3 example:

snmpget -v3 -l authPriv -u snmpv3-user -a SHA -A "AuthPassword1" -x AES -X "PrivPassword1" <target> cucsVnicEtherCdnSource.1

Start monitoring Cisco UCS blade/rack servers and fabric interconnects (vNIC/vHBA) with a free 30-day trial of IPNetwork Monitor. Create custom SNMP monitor using the CISCO-UNIFIED-COMPUTING-VNIC-MIB::cucsVnicEtherCdnSource OID value, configure state conditions and alerts, and monitor any Cisco UCS blade/rack servers and fabric interconnects (vNIC/vHBA) from a single console.

OID Breakdown

Upper-level ancestors (10 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
1.3.6.1.4.1.9ciscoCAT2600-MIB
1.3.6.1.4.1.9.9ciscoMgmtCISCO-SMI
1.3.6.1.4.1.9.9.719ciscoUnifiedComputingMIBCISCO-UNIFIED-COMPUTING-MIB
1.3.6.1.4.1.9.9.719.1ciscoUnifiedComputingMIBObjectsCISCO-UNIFIED-COMPUTING-MIB
Numeric OIDNameModule
1.3.6.1.4.1.9.9.719.1.53cucsVnicObjectsCISCO-UNIFIED-COMPUTING-VNIC-MIB
1.3.6.1.4.1.9.9.719.1.53.9cucsVnicEtherTableCISCO-UNIFIED-COMPUTING-VNIC-MIB
1.3.6.1.4.1.9.9.719.1.53.9.1cucsVnicEtherEntryCISCO-UNIFIED-COMPUTING-VNIC-MIB
1.3.6.1.4.1.9.9.719.1.53.9.1.45cucsVnicEtherCdnSourceCISCO-UNIFIED-COMPUTING-VNIC-MIB