[Samba] ipv6 with Samba-AD-DC?

[William Edwards]

Hi Joachim,

> Op 15 feb 2024 om 23:09 heeft Joachim Lindenberg via samba <samba at lists.samba.org> het volgende geschreven:
> 
> Hi Rowland,
> No, I don´t have so many devices yet.

Rowland believes that one should not use IPv6 internally. Many disagree. 

> But I know some organizations that want to switch to IPv6 consistently and you can rephrase my question to whether Samba can accommodate these organizations.

The answer is yes; Samba supports IPv6. It doesn’t support only IPv6 however (tried this and ran into many bugs that I don’t remember).

> I do accept the answer that IPv6 was not available during provisioning, but how can one switch that? The obvious place smb.conf doesn´t show anything.
> Thanks,
> Joachim
> 
> -----Ursprüngliche Nachricht-----
> Von: samba <samba-bounces at lists.samba.org> Im Auftrag von Rowland Penny via samba
> Gesendet: Donnerstag, 15. Februar 2024 16:55
> An: samba at lists.samba.org
> Cc: Rowland Penny <rpenny at samba.org>
> Betreff: Re: [Samba] ipv6 with Samba-AD-DC?
> 
>> On Thu, 15 Feb 2024 16:18:42 +0100
>> Joachim Lindenberg via samba <samba at lists.samba.org> wrote:
>> By accident one of my DCs has IPv6 enabled, contrary to the other two
>> DCs. I don´t remember whether I turned IPv6 on or off explicitly on
>> any of these, but anyway…
>> I also run a monitoring tool that checks whether „published services“
>> are available, and it performs checking for any IP-Address known. Now
>> the tool thus tested the DC with IPv6 enabled whether it responds to
>> DNS queries on IPv6, and it doesn´t, netstat -a -n  | grep LISTEN |
>> grep ":53" shows tcp and no tcp6.
>> I didn´t find a configuration option to enable/disable IPv6, thus I am
>> wondering whether this is by design or just a leftover. Or did I miss
>> some documentation?
> 
> I don't use IPv6, but I think it is one of the things that is checked during a provision or join. I have seen something like 'no IPv6 interfaces found, will not use IPv6 addresses' during either setup.
> 
> Do you need IPv6, do you have over 16 million network devices ? It might just be easier to turn off IPv6 on that DC.
> 
> Rowland
> 
> 
> 
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