[Pkg-utopia-maintainers] Bug#1077937: avahi-daemon: WARNING: Detected another IPv4 mDNS stack running on this host. This makes mDNS unreliable and is thus not recommended.

[Luca Boccassi]

On Mon, 5 Aug 2024 at 10:31, Laurent Bigonville <bigon at debian.org> wrote:
>
> On Mon, 05 Aug 2024 00:15:00 +0100 Luca Boccassi <bluca at debian.org> wrote:
>
>  > I'm not sure what could be done here, and I don't think anything should
>  > even if it could. Either don't install/enable both at the same time, or
>  > disable mDNS in resolved (it's optional).
>
> The avahi-daemon is pulled by some packages and disabling it completely
> will break stuff.
>
> It seems that Fedora has gone the "disable mDNS support by default in
> systemd-resolved" route:
> https://src.fedoraproject.org/rpms/systemd/blob/rawhide/f/systemd.spec#_793
>
> An other option could be to let avahi-daemon puts a snippet to disable
> systemd-resolved mDNS support in /etc/systemd/resolved.conf.d/
>
> So what's your preferred way here?

I do not want to disable it globally as it's possible to just disable
avahi, but if Michael wants to ship a drop-in for resolved in avahi
that's fine by me, as the drop-in can be masked locally too