[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 Thu, 2 Jan 2025 at 01:24, gregor herrmann <gregoa at debian.org> wrote:
>
> On Tue, 31 Dec 2024 15:46:05 +0000, Luca Boccassi wrote:
>
> > So please ship the following in the avahi-daemon binary package:
> >
> > /usr/lib/systemd/resolved.conf.d/avahi-disable-mdns.conf
> >
> > With content:
> >
> > [Resolve]
> > MulticastDNS=no
> >
> > For additional user friendliness you can optionally issue a 'systemctl
> > reload systemd-resolved' in the postinst, if you wish.
>
> Side note: "reload" is not enough (after adding the above to
> /etc/systemd/resolved.conf.d/no-mdns.conf), systemd-resolved is still
> running on :5353. Stop+start works (and probably restart).

That's a bug, fix should be available in the coming weeks, thanks for
pointing it out.