[cifs-discuss] smbadm failed to find any domain controllers

[Natalie Li]

I've filed the following CR:

6710371 DC discovery fails unexpectedly when the DNS reply contains many 
msdcs records

Regards,

Natalie

Natalie Li wrote:
> Unfortunately, we don't have a workaround for that.  The decoding 
> operation must be fixed in order to resolve this problem. I'm away from 
> my office for an event in Seattle so I couldn't get to this issue this 
> week. I'll see if we can find someone to work on that immediately.
>
> Natalie
>
> Evgeny Chumak wrote:
>   
>> Natalie!
>>
>> Thank you very much! I am happy that we found the problem!
>>
>> Could you please advice, is there some workaround for this bug? And how long might it take to solve this problem? 
>>
>> We are running pilot project for biggest russian telecom provider - Vimpelcom. they are looking for NAS solution and we are presenting our solution based on x4500+OpenSolaris+CIFS server. We really need to solve this problem ASAP as NetApp and EMC have already proved their solutions and we need to answer to them!
>>
>>   
>>     
>>> Evgeny,
>>>
>>> Thanks for the network capture.  You're right that
>>> your DNS server does 
>>> return the requested msdcs records.  Apparently, if
>>> there are many 
>>> _ldap._tcp.dc._msdcs.<domain>. records to be returned
>>> by the DNS server, 
>>> the 'Additional Records' field of DNS reply will be
>>> empty, which we 
>>> haven't yet encountered here in the lab.
>>>
>>> Since a wrong assumption has been made about the
>>> 'Additional Records' 
>>> field of the reply packet, the decode operation fails
>>> which results in 
>>> the failure of DC discovery.   I'll file a CR later
>>> today so that you 
>>> can refer to that for any status update.
>>>
>>> Natalie
>>>
>>>     
>>>       
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