[Samba] MSDFS working with IP address but not with name [SOLVED]

[John Drescher]

On Wed, Aug 31, 2011 at 3:19 AM, Nicolas Ecarnot <nicolas at ecarnot.net> wrote:
> Le 24/08/2011 11:02, Nicolas Ecarnot a écrit :
>>
>> Hi,
>>
>> - Server : Ubuntu server 11.04
>> - Samba 3.5.8
>> - (Likewise 6.0.0-2 if that can make sense... ? - Anyway : working
>> fine; A.D. integration OK)
>> - Client : windows XP SP3
>>
>> When trying to use this brand new server as a DFS root, I'm facing an
>> issue I can't solve:
>> - Pointing to \\servername\dfsroot\linktootherserver I'm getting the
>> error message "share refers to a location that is unavailable"
>> - Pointing to \\192.168.xx.yy\dfsroot\linktootherserver , this is
>> working
>>
>> I was pretty proud of my clean DNS architecture, and I can confirm the
>> windows client, the dfsroot server and the dfs target are all nicely
>> dns-resolving each other, including their reverses.
>>
>> I also tried with the FQDN but with no luck.
>> The error logs is more than useless.
>>
>> I don't really know in which direction to search.
>> You'll surely have hints?
>>
>
> Hi List,
>
> While facing the astonishing amount of replies, yet I found some time to dig
> on this issue, and it appeared the problem came from the lack of the option
>
>  wide links = yes
>
> on the concerned share.
>
> Activating this option forced me to globally disable
>
>  unix extensions = no
>
> as I understood from this note :
>
> http://www.samba.org/samba/news/symlink_attack.html
>
> What I'm keeping to see as weird is that using the IP address still allows
> me to use wide links abilities AND unix extensions...
>
> Anyway, this one is solved, let's face the next one.
>

Thanks for the info. I have seen this years back however since I had
to move remove dns because I had to put all of my linux servers on a
private network not connected to the internet. So I ended up using
ipaddresses in all msdfs links..

John