Re: Configuring Exim for mail delivery

From	mo <mo777@gmx.net>
Newsgroups	linux.debian.user
Subject	Re: Configuring Exim for mail delivery
Date	2016-10-01 22:50 +0200
Message-ID	<snzol-5go-7@gated-at.bofh.it> (permalink)
References	<sncBs-6LW-5@gated-at.bofh.it> <snosV-6bg-7@gated-at.bofh.it> <snvkJ-2zB-7@gated-at.bofh.it> <snx3c-3OD-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Am 01.10.2016 um 20:17 schrieb Brian:
> On Sat 01 Oct 2016 at 17:25:46 +0100, Liam O'Toole wrote:
>
>> On 2016-10-01, mo <mo777@gmx.net> wrote:
>>> First of all:
>>> Thank you Liam for your help! :)
>>> Thanks for the very nice and long explanation Mark! :)
>>>
>>> I think i should elaborate a little more on my setup.. i guess i did not
>>> make that very clear in the first place, sorry about that.
>>>
>>> My network is consisting of the following systems:
>>>
>>> Main PC - 192.168.23.11  (Running Debian Jessie)
>>> Server  - 192.168.23.200 (Running Debian Jessie)
>>>
>>> The server is always online, the PC is only half of the day on.
>>>
>>> What i want to do now is the following:
>>>
>>> Sending mail from my Main PC to my Server and also the other way around,
>>> from the Server to my Main PC.
>>> The Server should also be able to send mail to the "outside" (Meaning to
>>> other SMTP servers).
>>> The second requirement is optional since i dont own a domain and all
>>> this is sitting locally at my home. The most important thing for me is
>>> to send and receive mail from both systems in my home network.
>>> I hope this made my problem a little clearer :)
>>>
>>> I'm a little ashamed to say that, but i could not totally follow your
>>> explanations Mark... I'm quite a newbie when it comes to SMTP.. sorry :(
>>>
>>> Thanks again for all your help ;)
>>>
>>> Greets
>>>
>>> mo
>>>
>>>
>>
>> I should have been a little clearer myself. You don't need to register a
>> domain name. Just invent your own domain name for local purposes. Let's
>> say you choose the domain name "monet", and that you have already given
>> the hostnames "desktop" and "server" to your two machines. Then you
>> would edit the file /etc/hosts on both machines to contain the following
>> lines:
>>
>> 	192.168.23.11 desktop.monet desktop
>> 	192.168.23.200 server.monet server
>
> I did that on gnome and desktop with appropriate changes:
>
>         192.168.7.20 desktop.monet desktop
>         192.168.7.67 gnome.monet gnome
>
>> Now you only need to tell exim4 on the server that it is the final
>> destination for emails to *.monet, again using the debconf wizard. You
>> will then be able to send emails to local addresses, while emails to all
>> other domains will go through your ISP's smarthost.
>
> I did that on gnome and desktop.
>
>> Incidently, you can also tell exim4 on the desktop to use the server as
>> its smarthost.
>>
>> I realise that you're getting lots of (sometimes contradictory)
>> information from various sources. The barebones configuration I have
>> described above has served me well for several years.
>
> All commands are issued from gnome.
>
>   brian@gnome:~# ping -c3 desktop
>   PING desktop.monet (192.168.7.20) 56(84) bytes of data.
>   64 bytes from desktop.monet (192.168.7.20): icmp_seq=1 ttl=64 time=0.267 ms
>   64 bytes from desktop.monet (192.168.7.20): icmp_seq=2 ttl=64 time=0.255 ms
>   64 bytes from desktop.monet (192.168.7.20): icmp_seq=3 ttl=64 time=0.269 ms
>
>   --- desktop.monet ping statistics ---
>   3 packets transmitted, 3 received, 0% packet loss, time 2001ms
>   rtt min/avg/max/mdev = 0.255/0.263/0.269/0.019 ms
>
>   brian@gnome:~# ping -c3 desktop.monet
>   PING desktop.monet (192.168.7.20) 56(84) bytes of data.
>   64 bytes from desktop.monet (192.168.7.20): icmp_seq=1 ttl=64 time=0.264 ms
>   64 bytes from desktop.monet (192.168.7.20): icmp_seq=2 ttl=64 time=0.255 ms
>   64 bytes from desktop.monet (192.168.7.20): icmp_seq=3 ttl=64 time=0.255 ms
>
>   --- desktop.monet ping statistics ---
>   3 packets transmitted, 3 received, 0% packet loss, time 2002ms
>   rtt min/avg/max/mdev = 0.255/0.258/0.264/0.004 ms
>
> We expect that result because ping uses files in /etc/nsswitch.
>
>   root@gnome:~# exim -bt brian@desktop
>   R: dnslookup for brian@desktop
>   brian@desktop is undeliverable: Unrouteable address
>
>   root@gnome:~# exim -bt brian@desktop.monet
>   R: dnslookup for brian@desktop.monet
>   brian@desktop.monet is undeliverable: Unrouteable address
>
> Am I the only one who gets this? No capability to deliver mail to
> desktop. What am I doing wrong?
>

I think this is the problem with exim calling DNS on the given 
hostname... which is doomed to fail. To get it working you need to 
create the hubbed_hosts file and set your aliases in there, for example:
192.168.7.20: desktop

Then it should work fine, at least for me it did.

Hope this helps :)

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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