Re: Exim4 as a smarthost : Unrouteable address
On Wed, 7 Aug 2019 18:37:05 +0200
rudu <rudu@cegetel.net> wrote:
> Thank you Dan for your input.
>
> Le 07/08/2019 à 17:28, Dan Purgert a écrit :
> > rudu wrote:
> >> Hi all,
> >>
> >> Until recently my machines running debian testing used to send me
> >> e-mails as reports from cron tasks or from LAMP applications.
> >> This is not working anymore.
> >> I did of course a dpkg-reconfigure exim4-config to get this
> >> /etc/exim4/update-exim4.conf.conf file :
> >> [...]
> >> # This is a Debian specific file
> >>
> >> dc_eximconfig_configtype='satellite'
> >> dc_other_hostnames='*'
> > Not sure if it makes a difference or not; but my exim satellite
> > configs have this entry (dc_other_hostnames) set to the local
> > system's name.
> >
> > [...]
> >> dc_smarthost='mail.myprovider.fr::465'
> > This is another problem I noticed. My satellite configs simply
> > state dc_smarthost='mail.djph.net'; without any port
> > configurations.
> As you suggested, I changed both parameters and this is what I get :
>
>
> $ echo 'Hello there !!' | mail my.name@domain.org -s Test13 -v
> LOG: MAIN
> <= jean@example.org U=jean P=local S=453
> jean@poste1:~$ delivering 1hvOe8-000392-5m
> R: smarthost for my.name@domain.org
> T: remote_smtp_smarthost for my.name@domain.org
> Connecting to mail.myprovider.fr [91.217.154.228]:25 ... connected
> SMTP<< 220 mx0.myprovider.fr ESMTP Postfix (Debian/GNU)
> SMTP>> EHLO example.org
> SMTP<< 250-mx0.myprovider.fr
> 250-PIPELINING
> 250-SIZE 18442404
> 250-VRFY
> 250-ETRN
> 250-AUTH PLAIN LOGIN
> 250-AUTH=PLAIN LOGIN
> 250-ENHANCEDSTATUSCODES
> 250-8BITMIME
> 250-DSN
> 250 SMTPUTF8
> SMTP>> MAIL FROM:<jean@example.org> SIZE=1490
> SMTP>> RCPT TO:<my.name@domain.org>
> SMTP>> DATA
> SMTP<< 250 2.1.0 Ok
> SMTP<< 554 5.7.1 Service unavailable; Client host [109.12.75.40]
> blocked using lk55tga7gkjpcy432ojwxtvvim.zen.dq.spamhaus.net;
> https://www.spamhaus.org/query/ip/109.12.75.40
> SMTP<< 554 5.5.1 Error: no valid recipients
> SMTP>> QUIT
> SMTP(close)>>
> LOG: MAIN
> ** my.name@domain.org R=smarthost T=remote_smtp_smarthost
> H=mail.myprovider.fr [91.217.154.228]: SMTP error from remote mail
> server after RCPT TO:<my.name@domain.org>: 554 5.7.1 Service
> unavailable; Client host [109.12.75.40] blocked using
> lk55tga7gkjpcy432ojwxtvvim.zen.dq.spamhaus.net;
> https://www.spamhaus.org/query/ip/109.12.75.40
> LOG: MAIN
> <= <> R=1hvOe8-000392-5m U=Debian-exim P=local S=2163
> delivering 1hvOe8-000395-GS
> R: system_aliases for jean@example.org
> R: hub_user for jean@example.org
> R: system_aliases for jean@example.org
> R: hub_user_smarthost for jean@example.org
> T: remote_smtp_smarthost for jean@example.org
> LOG: MAIN
> Completed
> Connecting to mail.myprovider.fr [91.217.154.228]:25 ... connected
> SMTP<< 220 mx0.myprovider.fr ESMTP Postfix (Debian/GNU)
> SMTP>> EHLO example.org
> SMTP<< 250-mx0.myprovider.fr
> 250-PIPELINING
> 250-SIZE 18442404
> 250-VRFY
> 250-ETRN
> 250-AUTH PLAIN LOGIN
> 250-AUTH=PLAIN LOGIN
> 250-ENHANCEDSTATUSCODES
> 250-8BITMIME
> 250-DSN
> 250 SMTPUTF8
> SMTP>> MAIL FROM:<> SIZE=3243
> SMTP>> RCPT TO:<jean@example.org>
> SMTP>> DATA
> SMTP<< 250 2.1.0 Ok
> SMTP<< 554 5.7.1 Service unavailable; Client host [109.12.75.40]
> blocked using lk55tga7gkjpcy432ojwxtvvim.zen.dq.spamhaus.net;
> https://www.spamhaus.org/query/ip/109.12.75.40
> SMTP<< 554 5.5.1 Error: no valid recipients
> SMTP>> QUIT
> SMTP(close)>>
> LOG: MAIN
> ** jean@example.org R=hub_user_smarthost T=remote_smtp_smarthost
> H=mail.myprovider.fr [91.217.154.228]: SMTP error from remote mail
> server after RCPT TO:<jean@example.org>: 554 5.7.1 Service
> unavailable; Client host [109.12.75.40] blocked using
> lk55tga7gkjpcy432ojwxtvvim.zen.dq.spamhaus.net;
> https://www.spamhaus.org/query/ip/109.12.75.40
> LOG: MAIN
> Frozen (delivery error message)
>
> I understand that I've been rejected as a spammer.
> My provider insist on using port 465 though and maybe I didn't tell
> exim4 to use ssl/tls ??
> Where should I look ?
>
Here's one of many how-tos:
https://somoit.net/linux/linux-exim-authenticated-and-tls-mail-through-smarthost
I have done it in the past for a client, but too long ago to remember
anything.
--
Joe
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