Torvalds:requiring root password for mundane things is moronic

Lennart Poettering mzerqung at
Thu Mar 1 14:18:13 UTC 2012

On Thu, 01.03.12 15:16, Tomasz Torcz (tomek at wrote:

> On Thu, Mar 01, 2012 at 03:11:53PM +0100, Lennart Poettering wrote:
> > > Also you should really define 'You' here. Because the issue is that mDNS
> > > in Fedora is inserted by default in the hosts database and IIRC before
> > > DNS, so it get a chance to always reply before a DNS query is made. This
> > > of course makes sense for its uses, why ask the DNS if you know this is
> > > a .local name that the DNS should not know about ?
> > 
> > The NSS module is authoritative for .local and .local only. It will not
> > respond for host lookups outside this domains, and hence cannot be used
> > to muck around with anything outside the mDNS domain .local. You cannot
> > override normal unicast host names via multicast.
>   Can normal resolver settings be overriden by mDNS and publish-dns-servers= ?

Only if avahi-dnsconfd is installed and enabled, but nobody does that,
and it is not the default anywhere. In fact I am tempted to simply
remove that feature entirely from Avahi, since it's pretty useless and
DHCP is a much better option for this.


Lennart Poettering - Red Hat, Inc.

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