Mark Scholten:
> > Mark Scholten:
> > > Hello,
> > >
> > > Should a system that gives the following response to a SMTP request
> > give a
> > > code 450 error or a code 550 error (I did think a code 550 should be
> > given).
> > >
> > > (host mxfilter4.domain.net[70.34.y.z] said: 450 4.1.1
> > :
>
> -Original Message-
> From: owner-postfix-us...@postfix.org [mailto:owner-postfix-
> us...@postfix.org] On Behalf Of Wietse Venema
> Sent: Friday, April 30, 2010 8:17 PM
> To: Postfix users
> Subject: Re: Response codes
>
> Mark Scholten:
> > Hello,
>
Mark Scholten:
> Hello,
>
> Should a system that gives the following response to a SMTP request give a
> code 450 error or a code 550 error (I did think a code 550 should be given).
>
> (host mxfilter4.domain.net[70.34.y.z] said: 450 4.1.1 :
> Recipient address rejected: undeliverable address: ho
