Hey There, (BAs has been already pointed out most modern mail software (Bincludes the ability to filter relaying using POP before (BSMTP. Most ISP's at least where I am use it. I use it (Bpersonally. I would think that an MTA as popular as postfix (Bwould certainly have some components that can be tweaked to (Bfit your situation but in the *highly unlikely* event that (Bpostfix cannot accomodate you perhaps you could consider (Bimplementing some kind of webmail solution ie Squirrelmail (Bor some such to accomplish your task. Webmail can be the (Bhandiest thing to have when you are in an airport with an (BInternet Cafe and your laptop is in the cargo hold of an (Bairplane. (B (B**Just my two cents worth** (B (BHTH (B (BLukeK (B (B----- Original Message ----- (BFrom: "Wayne Pascoe" <[EMAIL PROTECTED]> (BTo: <[EMAIL PROTECTED]> (BSent: Tuesday, September 09, 2003 11:48 PM (BSubject: Authenticated SMTP (B (B (B> Hi all, (B> (B> I need to provide an SMTP service to someone who travels (Baround thie (B> world. I can't do this with a specific IP address, as they (Buse a variety (B> of ISP's in different locations. (B> (B> To this end, I'd like to setup authenticated SMTP, (Bpreferably using (B> postfix. (B> (B> I've had a look in the postfix faq and it was a bit vague (Bon this point. (B> In merely said that you need to force the user to (Bauthenticate against a (B> pop server first, that maintains a postfix compatible (Baccess table. (B> (B> Can anyone point me to a document that explains what pop (Bservers might (B> be suitable for this task and how to go about setting up (Bthis (B> authentication ? (B> (B> Regards, (B> (B> -- (B> Wayne Pascoe (B> _______________________________________________ (B> [EMAIL PROTECTED] mailing list (B> (Bhttp://lists.freebsd.org/mailman/listinfo/freebsd-questions (B> To unsubscribe, send any mail to (B"[EMAIL PROTECTED]" (B> (B (B (B_______________________________________________ (B[EMAIL PROTECTED] mailing list (Bhttp://lists.freebsd.org/mailman/listinfo/freebsd-questions (BTo unsubscribe, send any mail to "[EMAIL PROTECTED]"