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Re: Dovecot and Resolvconf issues

Thanks a lot.

В пн, 2008-03-31 в 23:39 +0900, Osamu Aoki написа:
> Hi,
> On Mon, Mar 31, 2008 at 04:01:56PM +0300, chavdar wrote:
> > Dear list,
> > 2. Resolvconf
> > So far, we manipulated our network settings for the server
> > through /etc/resolv.conf - where we supply a list of DNS servers to be
> > querried.
> > The new system has that file, manipulated by the program resolvconf, and
> > any changes we put there are being wiped out periodically. man
> > resolvconf has no solution and we are stuck, because we rely on another
> > host for DNS.
> You do not write directly to /etc/resolv.conf if you are using
> resolvconf.  Just remove it and manually configure /etc/resolv.conf.

I did that. Now it should be working as you explained. I must have
skipped this explanation in the man pages.
>  /usr/share/doc/resolvconf/README.gz

> README has:
> Usage information for administrators
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> The generation of the resolv.conf file can be controlled by editing
> /etc/resolvconf/update.d/libc .  Different strategies can be
> followed.  E.g., one possible strategy would be to put only the most
> recently provided information into resolv.conf .  The current default
> strategy is to put *all* available resolver information into
> resolv.conf, ordered by interface type as follows: lo, eth*, ppp* .
> The admin can of course disable resolv.conf automagic by deleting the
> /etc/resolv.conf symlink and putting a static file at that location.
> Once you have installed resolvconf properly you don't normally need
> to run /sbin/resolvconf from the command line.  However, I once
> encountered a situation in which I did that.  Perhaps it is a useful
> illustration.  My ISP's nameserver went down and thus my caching
> nameserver could not resolve names.  I knew of another host belonging
> to by ISP that I could use so I simply did:
>     # echo "nameserver ww.xx.yy.zz" | resolvconf -a dummy
> This added the necessary nameserver line to /etc/resolv.conf and to
> dnsmasq's nameserver list.  When my ISP's regular nameserver was fixed
> I did:
>     # resolvconf -d dummy
> > Please, if you have solution to these issues, share them with us because
> > otherwise our mailserver is working perfectly well and we would like to
> > keep it.
>  http://people.debian.org/~osamu/pub/getwiki/html/ch06.en.html#thehostnameresolution
> I hope this new tutorial also makes it easy to find your answer.
> Osamu

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