[Samba] NT_STATUS_PROTOCOL_UNREACHABLE since 4.19.0

[Daniel Berteaud]

----- Le 19 Sep 23, à 0:07, Andrew Bartlett abartlet at samba.org a écrit :

> On Fri, 2023-09-15 at 10:45 +0200, Daniel Berteaud via samba wrote:
>> Everything seems to be working, but I'm worried about those errors.
>> Would anyone know what does this mean ?
> 
> Totally harmless and expected, just a waste of CPU.
> 
> The client will first contact the KDC over UDP, but ask for a PAC.
> This just isn't going to work, we need TCP transport to make a reply
> with a PAC (it is large), so we go though the whole authentication
> dance only to say 'sorry, that won't fit in that packet'.
> 
> Then the client gets that error code, retries with TCP and it all
> works.

Thanks for the explanation :-)
I'll update my monitoring script then, to ignore these errors

Regards,
Daniel

-- 
Daniel Berteaud