Getting error in radius server with dot1X and supplicant on windows XP...

[Roy]

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raghavendra.sadaramachandra at wipro.com wrote:
> Hi All,
>  
>     I am using free radius server with dot1X. and supplicant is on 
> windows XP. Here when I use user name <= 3 letters I am getting 
> following error...
>  
>   * 1.* *Received packet from 192.168.112.90 with invalid 
> Message-Authenticator! (Shared secret is incorrect.)*
> ** 
>     and for user name <=3 my client is getting following error.
>
>    *2. **Malformed RADIUS packet from host 192.168.0.1: too short 
> (length 17 < minimum 20).*
>
> where as radius RFC say... user name length can be >= 3.
>
> since user name goes as part of attributes in radius packet... but 
> errors we are getting are totally different.
>
> I mean first we are getting related to message-authenticator where as 
> we are passing username with length <=3. and second error my client 
> getting is related to packet length...another interesting thing is we 
> get these *errors only for PEAP *configuration.... this will work for 
> MD5 and others.
>
> can any one help me in this. 
>
> whether we are getting different errors because both of us may be 
> using different versions of RADIUS server? just a guess.
>
> This error may be because of RADIUS client or server?
>
> Thanx in Advance...
>
> ---Raghu.
>
> **
>
>