On 24 May 2003, Bart Garst wrote:

>   SMTP error from remote mailer after MAIL FROM:<bks@necgate> SIZE=1431:
>   host smtp.west.cox.net [68.6.19.4]: 553 necgate.cox.net does not exist
>
> The part confusing me is the "necgate.cox.net". Necgate is the name of
> my machine. What did I miss that allowed this error?

It is their anti-spam setup.

Make sure your hostname is fully qualified and correct (like
host.valid.domain.foo but actually resolves).

Or configure Exim. Look at your qualify_domain setting (because your
primary_hostname is wrong).

   Jeremy C. Reed
   http://bsd.reedmedia.net/