On Sun, 25 Jun 2000, robert rotman wrote:
> > > Actually, the RFC's say that mail from <> must be accepted. Many MTAs send
> > > bounces from that address.
> >
>
> Yes, but i want to know why the error-message is not sent to the "From:"
> adress - which is valid!
Because the RFCs specify that error message are sent to the envelope
sender, not any address in the header. If there is no envelope sender,
no error message can be sent. Read RFC 1123 (the part about email).
--
Philip Hazel University of Cambridge Computing Service,
ph10@??? Cambridge, England. Phone: +44 1223 334714.