Deauthentication Reason Code Table

The following table describes the deauthentication reason codes.

Reason code

Meaning

0

Reserved

1

Unspecified reason

2

Previous authentication no longer valid

3

Deauthenticated because sending station (STA) is leaving or has left Independent Basic Service Set (IBSS) or ESS

4

Disassociated due to inactivity

5

Disassociated because WAP device is unable to handle all currently associated STAs

6

Class 2 frame received from nonauthenticated STA

7

Class 3 frame received from nonassociated STA

8

Disassociated because sending STA is leaving or has left Basic Service Set (BSS)

9

STA requesting (re)association is not authenticated with responding STA

10

Disassociated because the information in the Power Capability element is unacceptable

11

Disassociated because the information in the Supported Channels element is unacceptable

12

Disassociated due to BSS Transition Management

13

Invalid element, that is, an element defined in this standard for which the content does not meet the specifications in Clause 8

14

Message integrity code (MIC) failure

15

4-Way Handshake timeout

16

Group Key Handshake timeout

17

Element in 4-Way Handshake different from (Re)Association Request/Probe Response/Beacon frame

18

Invalid group cipher

19

Invalid pairwise cipher

20

Invalid AKMP

21

Unsupported RSNE version

22

Invalid RSNE capabilities

23

IEEE 802.1X authentication failed

24

Cipher suite rejected because of the security policy