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Error Log Message Minor, Radius Client, WPA2 pre-authentication failure

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TitleError Log Message Minor, Radius Client, WPA2 pre-authentication failure
Symptoms
  • Controller log messages report: 
  • Minor, Radius Client, WPA2 pre-authentication failure.Msg:
    Major, Redirector, Cannot reach auth server (client)  Msg: <date>
    Major, Redirector, Cannot reach auth server (client <mac>)
    Msg: 05/27/15 15:29:28, Major, Redirector, Cannot reach auth server (client <mac>) 
    
  • Users failing authentication.
Environment
  • IdentiFi Wireless
  • V2110
  • Firmware 9.15.06
  • RADIUS
Cause
Connectivity issues with an external RADIUS Server.
Resolution
Communication issue with the external RADIUS server. Check the following:
  • Connections
  • Port settings and configurations 
  • Look for lost packets
  • Review RADIUS server logs for any configuration issues
  • Check for any recent changes to the network design or configurations

 
Additional notes

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