Windows Clients Won't Do Kerberos

Markus Moeller huaraz at
Fri Jun 30 05:26:30 EDT 2006

The mentioned is hotfix is and 
will be available in SP3. It updates the Kerberos dll and solved for us the 
issue. Could you let me know if  this solved your problem ?


""Markus Moeller"" <huaraz at> wrote in message 
news:e82f8l$3bf$1 at
> Mike,
> We have seen this issues too. A couple of our XP machines don't want to do 
> Kerberos via HTP. If you use SP2 then there are Hotfixes available, but I 
> don't recall the Hotfix number right now. Check with Microsoft
> Regards
> Markus
> "Michael B Allen" <mba2000 at> wrote in message 
> news:20060629163639.24745eec.mba2000 at
>> I'm testing a Windows -> Apache Kerberos SSO product (see sig) with a
>> customer and it's not working for them. The client is always asking for
>> NTLM. It never even tries Kerberos. I know it's not browser settings
>> because I wrote a simple wsh script and it too only tries NTLMSSP
>> (whereas on my test network it works fine).
>> Can anyone think of a reason why XP clients would refuse to try Kerberos
>> when accessing services (e.g. HTTP)? I've been through all the usual
>> reasons but we just can't get it to work. Is there some kind of mode
>> that a Windows domain controller can run in that causes all clients not
>> to do Kerberos at all? Can anyone recommend a diagnostic?
>> Thanks,
>> Mike
>> -- 
>> Michael B Allen
>> PHP Extension for SSO w/ Windows Group Authorization
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