CISCO-PRIVATE-VLAN-MIB :: cpvlanTrunkPortEncapOperType

MIB Reference — IPNetwork Monitor · Updated September 14, 2026

All MIBsCISCO-PRIVATE-VLAN-MIBcpvlanTrunkPortEncapOperType

cpvlanTrunkPortEncapOperType

Module: CISCO-PRIVATE-VLAN-MIB

OID (symbolic): CISCO-PRIVATE-VLAN-MIB::cpvlanTrunkPortEncapOperType

OID (numeric): 1.3.6.1.4.1.9.9.173.1.2.4.1.13

Node type: OBJECT-TYPE

Type: INTEGER

Access: read-only

Description: The type of VLAN encapsulation in use on this private vlan trunk port.

dot1Q(1) indicates that the port accepts and transmits packets with IEEE 802.1q VLAN encapsulation

isl(2) indicates that the port accepts and transmits packets with Inter Switch Link (ISL) VLAN encapsulation

If the cpvlanTrunkPortDynamicStatus is notTrunking(2) or if the encapsulation type negotiation has not been completed, the object is set to notApplicable(3).

What is cpvlanTrunkPortEncapOperType?

Reports the VLAN encapsulation type (such as 802.1Q or ISL) currently in operational use on a Private VLAN trunk port.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.3.6.1.4.1.9.9.173.1.2.4.1.13
snmpwalk -v2c -c public <target> CISCO-PRIVATE-VLAN-MIB::cpvlanTrunkPortEncapOperType

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.3.6.1.4.1.9.9.173.1.2.4.1.13.1
snmpget -v2c -c public <target> CISCO-PRIVATE-VLAN-MIB::cpvlanTrunkPortEncapOperType.1

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OID Breakdown

Upper-level ancestors (8 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
Numeric OIDNameModule
1.3.6.1.4.1.9.9.173ciscoPrivateVlanMIBCISCO-PRIVATE-VLAN-MIB
1.3.6.1.4.1.9.9.173.1cpvlanMIBObjectsCISCO-PRIVATE-VLAN-MIB
1.3.6.1.4.1.9.9.173.1.2cpvlanPortObjectsCISCO-PRIVATE-VLAN-MIB
1.3.6.1.4.1.9.9.173.1.2.4cpvlanTrunkPortTableCISCO-PRIVATE-VLAN-MIB
1.3.6.1.4.1.9.9.173.1.2.4.1cpvlanTrunkPortEntryCISCO-PRIVATE-VLAN-MIB
1.3.6.1.4.1.9.9.173.1.2.4.1.13cpvlanTrunkPortEncapOperTypeCISCO-PRIVATE-VLAN-MIB