Troy,

  I don't think that is it. We have identical firewall settings on both machines, and kinit is in both cases
/usr/kerberos/bin/kinit

  Alex
Troy Dawson wrote:
> There are two possibilities that I see, there may be others.
> 
> First - You have firewall turned on enough that it isn't working with 
> kerberos.  But to be honest, I thought that in S.L. 4.x the firewall was 
> working good enough that that isn't a problem.
> Or, there might be a firewall somewhere between you and the Fermilab KDC's.
> 
> Second - You have java's kinit in your path somewhere.  Do a
>   which kinit
> to see which one you are really using.
> 
> Troy
> 
> Alex Finch wrote:
> 
>>  Does any one have an idea why kinit does not work on SL 4.2 but does 
>> on  3.0.3? On 4.2 it just hangs, putting -V gives no output.
>>
>>