Understanding Management Frame Types and Subtypes in WLAN Protocols

Management frame

wlan.fc.type == 0

Control frame

wlan.fc.type == 1

Data frame

wlan.fc.type == 2

Association request

wlan.fc.type_subtype == 0x00

Association response

wlan.fc.type_subtype == 0x01

Reassociation request

wlan.fc.type_subtype == 0x02

Reassociation response

wlan.fc.type_subtype == 0x03

Probe request

wlan.fc.type_subtype == 0x04

Probe response

wlan.fc.type_subtype == 0x05

Beacon

wlan.fc.type_subtype == 0x08

Disassociate

wlan.fc.type_subtype == 0x0A

Authentication

wlan.fc.type_subtype == 0x0B

Deauthentication

wlan.fc.type_subtype == 0x0C

Action frame

wlan.fc.type_subtype == 0x0D

Block ACK requests

wlan.fc.type_subtype == 0x18

Block ACK

wlan.fc.type_subtype == 0x19

Power save poll

wlan.fc.type_subtype == 0x1A

Request to send

wlan.fc.type_subtype == 0x1B

Clear to send

wlan.fc.type_subtype == 0x1C

ACK

wlan.fc.type_subtype == 0x1D

Contention free period end

wlan.fc.type_subtype == 0x1E

NULL data

wlan.fc.type_subtype == 0x24

QoS data

wlan.fc.type_subtype == 0x28

Null QoS data

wlan.fc.type_subtype == 0x2C