Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site hou3c.UUCP Path: utzoo!watmath!clyde!burl!hou3c!MRC@SU-SCORE.ARPA From: MRC@SU-SCORE.ARPA (Mark Crispin) Newsgroups: net.mail.headers Subject: Re: Is someone trying to prove a point? Message-ID: <281@hou3c.UUCP> Date: Thu, 16-Feb-84 22:51:37 EST Article-I.D.: hou3c.281 Posted: Thu Feb 16 22:51:37 1984 Date-Received: Sat, 18-Feb-84 03:46:41 EST Sender: ka@hou3c.UUCP (Kenneth Almquist) Lines: 7 To: Margulies@CISL-SERVICE-MULTICS.ARPA In-Reply-To: Message from ""Benson I. Margulies"" of Thu 16 Feb 84 15:44:20-PST Postal-Address: 725 Mariposa Ave. #103; Mountain View, CA 94041 Phone: (415) 497-1407 (Stanford); (415) 968-1052 (residence) It's a great example of why domains are a good idea and why using the return-path or other relative routes is a bad idea. Domains or any other absolute addressing system would have optimized the delivery route. You can't optimize relative routes, because there is absolutely no guarantee that the FOOBAR host at one part in the route equals the FOOBAR host on some other portion of the route. -------