On Thu, 1 Dec 2011 16:27:07 -0500 (EST) Wietse Venema <wie...@porcupine.org> wrote: [snip] > I suggest that you use different smtp_bind_address settings in > master.cf for the (default) smtp transport and for the (inbound) > relay transport.
This server is, amongst other things, a mail gateway. It accepts incoming on both interfaces, and sends on both. > > I don't think it is practical for Postfix to grope kernel routing > tables in order to choose the client IP address. There is no standard > API for doing such things. Very well. Then either "mx1" has to go away, and the machine's "real" hostname used, or I have to swap "hostname"s and "mx1"s addresses, or make mx1's address the "real" address. I don't like any of those solutions, but it would appear I've no choice. Thanks for the follow-up, Wietse. Regards, Jim -- Note: My mail server employs *very* aggressive anti-spam filtering. If you reply to this email and your email is rejected, please accept my apologies and let me know via my web form at <http://jimsun.LinxNet.com/contact/scform.php>.