Celejar wrote: > It will often be somewhat more complicated. Many smarthosts will refuse > to accept mail if the envelope 'From' and / or the email 'From:' header > do not match the user's account name with the smarthost, so address > rewriting will be necessary.
>From what I know is that sooner or later everybody will activate their DKIM policies and only authorized hosts will be able to send. IMO if gmane implements DKIM properly the problems will be reduced significantly.
