Re: Configuring Exim for mail delivery

From	Mark Fletcher <mark27q1@gmail.com>
Newsgroups	linux.debian.user
Subject	Re: Configuring Exim for mail delivery
Date	2016-10-02 15:50 +0200
Message-ID	<snPjs-7yu-5@gated-at.bofh.it> (permalink)
References	<sncBs-6LW-5@gated-at.bofh.it> <snNB0-6oj-17@gated-at.bofh.it> <snOnn-6Za-1@gated-at.bofh.it> <snOQp-7p0-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Sun, Oct 02, 2016 at 09:17:58AM -0400, Gene Heskett wrote:
> On Sunday 02 October 2016 08:41:50 Mark Fletcher wrote:
> 
> > On Sun, Oct 02, 2016 at 12:52:44PM +0100, Brian wrote:
> > > [Some snipping. Not too much, I hope].
> > >
> > > On Sun 02 Oct 2016 at 01:05:20 +0100, Liam O'Toole wrote:
> > > > On 2016-10-01, Brian <ad44@cityscape.co.uk> wrote:
> > > > > Exim's default behaviour, as has been mentioned a couple of
> > > > > times in this thread, is to use DNS; nsswitch is not involved.
> > > >
> > > > Doing an strace on the exim command shows that /etc/nsswitch is
> > > > consulted first, then /etc/resolv.conf (followed by a DNS lookup
> > > > of the smarthost).
> > >
> > > This is what I cannot get round. I'm prepared to accept that my
> > > understanding may be defective but when I see "driver = dnslookup"
> > > in router/200_exim4-config_primary it fits what I observe. Which is
> > > why I use a hubbed_hosts file to manually route mail to machines on
> > > the LAN.
> > >
> > > > > This is a default
> > > > > exim install; no files in conf.d altered. How about you?
> > > >
> > > > No alterations I can remember, and 'dpkg --verify' reports no
> > > > changes to exim4-related files. All customisations have been done
> > > > via debconf. I am reluctant to divulge those customisations here,
> > > > but I can tell you that the settings are not particularly exotic.
> > > > One host on the local network is configured to use my ISP's SMTP
> > > > server as its smarthost, while the other hosts in turn use the
> > > > former as their smarthost.
> > >
> > > I have the same setup and all customisations (apart from
> > > hubbed_hosts) have been done via debconf. TBH, I cannot see why
> > > /etc/hosts should be consulted because I thought there is first a
> > > check for an MX record and then an attempt to resolve the host
> > > *using the DNS* if there was none.
> > >
> > > Your instructions are clear so I can continue to try more
> > > customising via debconf.
> > >
> > > mo appears to have had no more success than I have. Don't know about
> > > Mark.
> > >
> > > --
> > > Brian
> >
> > That's twice you've mentioned conf.d now, bear in mind in a
> > defaults-accepting Debian installation of exim4, it's not used.
> >
> > Mark
> 
> Uuh, Mark, here on an up to date wheezy install, with exim4's default 
> config untouched, it does indeed exist, as /etc/exim4/conf.d, and its 
> populated with quite a few subdirs.
> =========

Yup, here too. But it is not being used.

Mark

Thread

Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-09-30 22:30 +0200
  Re: Configuring Exim for mail delivery Liam O'Toole <liam.p.otoole@gmail.com> - 2016-10-01 00:50 +0200
  Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 04:00 +0200
    Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 12:40 +0200
      Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-01 13:30 +0200
        Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 13:50 +0200
          Re: Configuring Exim for mail delivery Clive Menzies <clive@clivemenzies.co.uk> - 2016-10-01 14:00 +0200
            Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 14:10 +0200
          Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 14:10 +0200
          Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 14:10 +0200
      Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 14:30 +0200
        Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 14:40 +0200
          Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 15:00 +0200
            Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 15:00 +0200
        Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-01 15:00 +0200
          Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 15:10 +0200
          Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 15:40 +0200
            Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 16:20 +0200
            Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-01 16:40 +0200
      Re: Configuring Exim for mail delivery Teemu Likonen <tlikonen@iki.fi> - 2016-10-01 16:00 +0200
        Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 16:20 +0200
  Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 11:10 +0200
    Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-01 12:10 +0200
      Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 12:40 +0200
      Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 14:10 +0200
        Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-01 14:30 +0200
          Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 14:30 +0200
            Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 15:00 +0200
              Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 15:10 +0200
      Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 14:10 +0200
    Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-01 13:40 +0200
      Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 14:10 +0200
    Re: Configuring Exim for mail delivery rhkramer@gmail.com - 2016-10-01 14:20 +0200
      Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 16:30 +0200
    Re: Configuring Exim for mail delivery Liam O'Toole <liam.p.otoole@gmail.com> - 2016-10-01 18:30 +0200
      Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-01 20:20 +0200
        Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 22:50 +0200
          Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-02 00:30 +0200
            Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-02 02:30 +0200
              Re: Configuring Exim for mail delivery Liam O'Toole <liam.p.otoole@gmail.com> - 2016-10-02 13:10 +0200
            Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-02 10:50 +0200
        Re: Configuring Exim for mail delivery Liam O'Toole <liam.p.otoole@gmail.com> - 2016-10-01 23:10 +0200
          Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-02 00:40 +0200
            Re: Configuring Exim for mail delivery Liam O'Toole <liam.p.otoole@gmail.com> - 2016-10-02 02:10 +0200
              Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-02 14:00 +0200
                Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-02 14:50 +0200
                Re: Configuring Exim for mail delivery Gene Heskett <gheskett@shentel.net> - 2016-10-02 15:20 +0200
                Re: Configuring Exim for mail delivery Mark Fletcher <mark27q1@gmail.com> - 2016-10-02 15:50 +0200
                Re: Configuring Exim for mail delivery Brian <ad44@cityscape.co.uk> - 2016-10-02 15:40 +0200
                Re: Configuring Exim for mail delivery Liam O'Toole <liam.p.otoole@gmail.com> - 2016-10-02 17:30 +0200
      Re: Configuring Exim for mail delivery mo <mo777@gmx.net> - 2016-10-01 22:50 +0200

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