MS-CHAP2 Response is incorrect

[Alan DeKok]

Matthew Ceroni wrote:
> I have a FreeRadius server setup that is used to authenticate a
> WPA2-Enteprise wireless network.
> 
> This is setup on a CentOS 6.5 server with FreeRadius version 2.1.12. I
> also followed the instructions on configuring ActiveDirectory.

  OK...

> Everything works, 99% of the time. However after a certain amount of
> time running I start to get authentication failures. The log shows:

  <sigh>  PLEASE follow instructions.  Just use "radiusd -X".  Any more
debug output than that is annoying.

> The issue is resolved by simply restarting FreeRadius.
> 
> Any help on further troubleshooting would be appreciated.

  2.1.12 is years old.  My suggestion is to upgrade to 2.2.3.

  I don't recall seeing a similar problem in 2.1.12, though.

  Alan DeKok.