On Sat, 20 Aug 2005, Steve B wrote: > > Well, I've got a problem with an SMTP server refusing a null DSN. > Apparently this guy John Levine (iecc.com) refuses any connects with a > MAIL FROM: <> and thus callout verification fails. >
Eh... I suspect your statement "refuses any connects with a MAIL FROM: <>" is not entirely accurate. > We've sent a number of mails back and forth, and it boils down to me > arguing "RFC XXX, RFC XXX, RFC XXX says you MUST accept this. Sendmail, > the largest producer of SMTP software in the world says you must accept > this" > If he never sent the original item that resulted in the bounce, WHY would he want to accept the blowback that the bounce represents? > Then he point off to his own failed attempt at an RFC (BATV , > draft-levine-mass-batv-01.txt ) and says that says it is okay, and what > we are doing it wrong. > 'Scuse me? Failed attempt? BATV works great, or at least the customers I have that have enabled it are very happy with it. > Any insights? > My understanding is that due to the massive forgery of John's domains, he's SWAMPED with callback verifications. To him, they can be accurately described as a DoS he never asked for. -- -------------------------------------------------------- Dave Lugo [EMAIL PROTECTED] LC Unit #260 TINLC Have you hugged your firewall today? No spam, thanks. -------------------------------------------------------- Are you the police? . . . . No ma'am, we're sysadmins. -- ## List details at http://www.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://www.exim.org/eximwiki/
