I've seen this behaviour from several different MTA's. I thought
that RFC1123 (Para 5.2.13) addressed this issue, but upon checking,
I see that it refers to return-path.
-Dave
Pavel Levshin wrote:
>
> Hello Ken,
>
> Wednesday, July 11, 2001, 8:23:00 PM, you wrote:
>
> >> nw> Why is there no from address (I set the servername: in /etc/imapd.conf) and
> >> The message is formated as a bounce.
> KM> Technically speaking, it is an MDN (message disposition notification).
> KM> The reason that there is no envelope from address, is that you don't
> KM> want some idiot to reply to an MDN (prevent mail loops, etc).
>
> Then, some servers on the Net do not accept those mails. I've got this
> error from remote MTA (IMail 5.05):
>
> >>> MAIL From:<> SIZE=726
> <<< 501 bogus mail from
>
> Which RFC states this behaviour, as explained by you? I want to be
> prepared for questions from my users. :)
>
> WBR, Pavel mailto:[EMAIL PROTECTED] icq:52216261
