On 17 Jun 2005 at 8:54, Marc Sherman wrote about
"Re: [exim] a large number of domain":
|...
| Tony wrote a patch that allows Submission mode to fix up the envelope
| sender, so you can require your customers to use authentication when
| submitting through your servers, and ensure the bounces go to their
| authenticated account on your server, not some arbitrary envelope from
| set by their MUAs.
Won't help Greg, he uses smail.