Appendix D   
D.2 Messages in the WLAN Authentication Log 
  SCALANCE W780/W740 to IEEE 802.11n Web Based Management 
452  Configuration Manual, 08/2018, C79000-G8976-C267-13 
 
Messages in the WLAN Authentication Log 
Messages in access point mode 
 
Client <MAC address> <system name> associated suc-
The client has logged in successfully on the access point. 
Client <MAC address> <system name> disassociated 
with reason <reason description> 
The client was logged off from the access point.  
VAP<Num>: Client <MAC> failed to associated; status 
The connection of the client to the VAP has failed. The reason 
VAP<Num>: Client <MAC> disassociated with reason 
The client was successfully disconnected from the VAP. The 
reason is displayed as text. 
VAP<Num>: Client <MAC>deauthenticated with reason 
The client was logged off from the AP. The reason is displayed 
VAP<number> Client <MAC> failed to authenticate; sta-
The authentication of the client failed. The reason is displayed 
VAP<Num>: Client <MAC> failed to disassociated; status 
The connection of the client could not be terminated. The rea-
son is displayed as text. 
VAP<Num>: Client <MAC> associated successfully  The client has connected successfully to the VAP or the client 
has logged on successfully to the VAP. 
RADIUS: Access rejected for client <MAC> 
The RADIUS server denies the client access. 
RADIUS: Access accepted for client <MAC> 
The RADIUS server allows the client access. 
WDS Connection is established to AP <MAC>  The WDS connection is successfully established to the access 
WDS disconnect from AP <MAC> 
The WDS connection to the access point is terminated. 
 
Associated successfully to AP <MAC address> <system 
name> at channel <channel number> (frequency <fre-
The client has logged in successfully on the access point. 
Disassociated from AP <MAC address> <'sys name'> 
with reason (Disassociated because sending STA is leav-
The client was logged off from the access point.  
Failed to authenticate to AP <MAC>; status (<Text>)  The authentication of the client with the access point failed. 
The reason is displayed as text. 
Failed to disassociate from AP <MAC>; status (<Text>)  The connection of the client to the access point could not be 
terminated. The reason is displayed as text. 
Failed to associate to AP <MAC>; status (<Text>)  The connection of the client to the access point has failed. The 
reason is displayed as text.