On Mon, 2 Aug 2004 10:12:57 -0700, Tony Anderson <tandersn@xxxxxxxxxxxxxxxxx> wrote: > http://www.MSExchange.org/ > > I guess I am not being clear. I understand how to change the lists of > addresses that are associated with a user. My account has > postmaster@xxxxxxxxxxxx as a proxy address for me. > > What I _need_ to change, is the address that is used when the NDR is sent to > someone else not within our organization. So if someone at yahoo mails to > bob55@xxxxxxxxxxxxxxxxx, he will get a response saying that user doesn't > exist. The return address is postmaster@exchange1, and it should be > postmaster@cs ideally. postmaster@exchange1 would not be resolvable. Go into your SMTP settings on the Exchange server, you will see it in there. Under Messages -> Send a copy of NDR report to... ..D