Re: HEADS UP: Postfix 2.9.5 imported

["Jeremy C. Reed" <reed%reedmedia.net@localhost>]

On Thu, 10 Jan 2013, Matthias Scheler wrote:

> On Tue, Jan 08, 2013 at 12:32:34PM +0100, Martin Husemann wrote:
> > An admin should be able to tell the local DNS cache to prefer v4 results
> > over v6 ones.
> 
> That is not how DNS works. The DNS servers gets asked for specified type
> by the *client* and returns, no data or an error.
> 
> Linyx has gai.conf(5) to control what the client does.

BIND 9 has a --enable-filter-aaaa build configure option (and 
corresponding named.conf configurations) that may be useful to some.