Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!zaphod.mps.ohio-state.edu!sol.ctr.columbia.edu!ira.uka.de!smurf!urlichs From: urlichs@smurf.sub.org (Matthias Urlichs) Newsgroups: comp.mail.sendmail Subject: Re: Use of Errors-To: Message-ID: Date: 6 Mar 91 17:44:30 GMT References: <1991Mar2.212126.3567@cs.utk.edu> <8711@gollum.twg.com> Organization: University of Karlsruhe, FRG Lines: 21 In comp.mail.headers, article <8711@gollum.twg.com>, david@twg.com (David S. Herron) writes: < < Like the gent said.. errors are supposed to be returned to the < ****envelope**** From: address. If you're doing SMTP then that's < the address in MAIL FROM:<>. If that address is empty then the < error should be dropped on the floor. < I've found that dropping that error message into the local Postmaster mailbox instead is a good way to catch various runaway errors. < The RFC doesn't, as I recall, specify where to send errors if the < envelope return address has been lost. However that usually only < happens when the message is delivered and not a moment before... < It happens, esp. when gating to stupid BBS networks that don't distinguish between header and envelope addresses. -- Matthias Urlichs -- urlichs@smurf.sub.org -- urlichs@smurf.ira.uka.de /(o\ Humboldtstrasse 7 - 7500 Karlsruhe 1 - FRG -- +49+721+621127(0700-2330) \o)/