destination unreachable (port unreachable)

inl2goal syaoran.sakura at gmail.com
Tue Nov 27 21:21:34 CET 2007


Worked after resetting the switch O_o Should've tried that sooner...

Thanks


Alan DeKok-4 wrote:
> 
> inl2goal wrote:
>> FreeRadius was working perfectly with EAP/MD5 a few weeks ago here. But
>> some
>> providers came here to offer a NAC solution and messed with the network
>> configuration.
> 
>   Isn't NAC great?
> 
>> Authentication stopped working, and by using a sniffer we realised that
>> packets get to the freeRADIUS server, to which it responds with a
>> challenge
>> but apparently that challenge never gets back to the switch and it sends
>> a
>> "destination unreachable (port unreachable)" message.
>> 
>> Any ideas why that might happen? 
> 
>   A firewall on the switch is blocking RADIUS traffic.
> 
>   Alan DeKok.
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