[Samba] Recurrent DNS issues after DC loss

lingpanda101 lingpanda101 at gmail.com
Wed Jun 6 19:54:10 UTC 2018

On 6/6/2018 11:02 AM, Ole Traupe via samba wrote:
> On 06.06.2018 16:02, Rowland Penny via samba wrote:
>>> I seem to remember having read here on the list, that it is no good
>>> idea to mix samba versions in a domain. If there is sound advice to
>>> do it anyways, I would be up for trying it. However, as I have
>>> written above, I messed up the uid/gid ranges. To my understanding,
>>> later versions of Samba (like 4.5) _require_ the ranges to comply to
>>> the defaults as denoted by the wiki.
>> There is nothing to stop you using different versions on DCs and you
>> can do the same with Unix domain members, unless you are using the 'ad'
>> backend  and are NOT using Domain Users as the users Unix primary group.
>> It is however, best practise to use the same major version, just to get
>> similar capabilities on all machines.
> So in theory, if I hadn't messed up my id map ranges (domain groups 
> start with 2000), and if I hadn't begun removing stuff manually, and 
> if I wouldn't use Domain Users as primary group, I could have joined 
> an up-to-date DC and used the new script for demoting the dead one.
> I am not trying to sound sarcastic. I am trying to understand, and see 
> whether perhaps there is still hope for such a maneuver.
> Ole

     Yes. However can you point me to the patch notes where you indicate 
you are unable to upgrade? I don't see why you still can't join a new 
machine if you cleanup the current DC. I assume reading the patch notes 
would clarify this for me.


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