[Pkg-utopia-maintainers] Bug#466014: libnss-mdns: Replace mdns4* by mdns* in /etc/nsswitch.conf

[Mike Hommey]

On Sat, Feb 16, 2008 at 01:36:15PM +0100, Lennart Poettering wrote:
> On Sat, 16.02.08 13:06, Mike Hommey (mh at glandium.org) wrote:
> 
> > > Try Google. Try reading docs. Try reading mailing list archives.
> > > 
> > > This has been discussed a million times already on various places.
> > 
> > A million times ? Googling for mdns4_minimal mdns_minimal return only 3 pages
> > or results, which, by google standards, is pretty few. And the only reference
> > to mdns_minimal being a problem instead of mdns4_minimal is a bug report where
> > *YOU* were only ranting. And a bunch of the other results are... *this* bug.
> > 
> > So please support your point with better arguments.
> 
> So, let's see what the README/web site of nss-mdns says about this problem:
> 
> <snip>
> libnss_mdns.so.2 resolves both IPv6 and IPv4 addresses,
> libnss_mdns4.so.2 only IPv4 addresses and libnss_mdns6.so.2 only IPv6
> addresses. Due to the fact that most mDNS responders only register
> local IPv4 addresses via mDNS, most people will want to use
> libnss_mdns4.so.2 exclusively. Using libnss_mdns.so.2 or
> libnss_mdns6.so.2 in such a situation causes long timeouts when
> resolving hosts since most modern Unix/Linux applications check for
> IPv6 addresses first, followed by a lookup for IPv4.
> </snip>

Avahi default, at least in debian, is to register IPv6 addresses.

As for delays, they should be considered bugs as with the glibc.

Mike