Postfix/Network config out of the box - was: Re: Please participate in the Ubuntu Popularity Contest !

[albi]

On Sun, 16 Jul 2006 14:01 -0700
Scott Kitterman <ubuntu at kitterman.com> wrote:

> >The danger in the Ubuntu setup is that it can (and will) land your
> >machine in the CBL blacklist for having a non-RFC compliant mail
> >system.  The non-compliance is that your machine responds with either
> >localhost, localhost.localdomain, or 127.0.0.1 to a HELO command.
> >
> >Note that if you configure your Ubuntu system correctly prior to
> >installing postfix, then postfix will install properly configured out
> >of the box (with a correct 'myname' entry).
> >
> I'm not sure which Ubuntu version you are using, but I've built two
> Postfix servers recently using the Ubuntu Dapper server install and I
> don't recall having to edit those files.  I don't have access to SSH
> where I am now, but I'll look at those files tomorrow when I do.
> 
> I did mess this up once and get myself on CBL, but that was with SUSE.
> 
> While I don't agree that the default config is broken as you say,
> your suggestions for testing look good.

i can confirm that this really is a problem with CBL, if you don't use a
FQDN in your postfix-config OR a relay-host you will (sooner or later)
have a problem with CBL