IEEE802dot11-MIB :: dot11RSNAPMKIDUsed

MIB Reference — IPNetwork Monitor · Updated October 05, 2026

All MIBs › IEEE802dot11-MIB › dot11RSNAPMKIDUsed

dot11RSNAPMKIDUsed

Module: IEEE802dot11-MIB

OID (symbolic): IEEE802dot11-MIB::dot11RSNAPMKIDUsed

OID (numeric): 1.2.840.10036.1.9.1.23

Node type: OBJECT-TYPE

Type: OCTET STRING

Access: read-only

Description: The selector of the last PMKID used in the last 4-Way Handshake.

What is dot11RSNAPMKIDUsed?

The 16-octet PMKID identifying the Pairwise Master Key used in the most recent 4-Way Handshake. Security audits use this to trace which cached PMK a fast-roaming client reused rather than performing a full re-authentication.

Examples

Walk all instances (SNMPv2c):

snmpwalk -v2c -c public <target> 1.2.840.10036.1.9.1.23
snmpwalk -v2c -c public <target> IEEE802dot11-MIB::dot11RSNAPMKIDUsed

Get a specific instance (index 1):

snmpget -v2c -c public <target> 1.2.840.10036.1.9.1.23.1
snmpget -v2c -c public <target> IEEE802dot11-MIB::dot11RSNAPMKIDUsed.1

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OID Breakdown

Upper-level ancestors (2 from the standard OID tree / other modules)
Numeric OIDNameModule
1isoLANART-AGENT
1.2member_bodyGB15629dot11-WAPI-MIB
Numeric OIDNameModule
1.2.840usIEEE802dot11-MIB
1.2.840.10036ieee802dot11IEEE802dot11-MIB
1.2.840.10036.1dot11smtIEEE802dot11-MIB
1.2.840.10036.1.9dot11RSNAConfigTableIEEE802dot11-MIB
1.2.840.10036.1.9.1dot11RSNAConfigEntryIEEE802dot11-MIB
1.2.840.10036.1.9.1.23dot11RSNAPMKIDUsedIEEE802dot11-MIB