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Date: Mon, 15 Sep 2003 18:30:44 -0700 From: "Wayne E. Bouchard" <web@typo.org> To: netmask <netmask@enZotech.net> Cc: Kevin Loch <kloch@gurunet.net>, nanog@merit.edu In-Reply-To: <Pine.GSO.4.58.0309152013430.18229@abryyn.zvaqfrp.pbz> Errors-To: owner-nanog-outgoing@merit.edu --XsQoSWH+UP9D9v3l Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable So then now instead of mail to misspelled domains, instead of bouncing, now goes to /dev/null and you have no idea that your critically important piece of information didn't get through? Neat. On Mon, Sep 15, 2003 at 08:17:43PM -0500, netmask wrote: >=20 > > ----- Original Message ----- > > From: "Patrick W. Gilmore" <patrick@ianai.net> > > Date: Monday, September 15, 2003 7:34 pm > > Subject: Re: What *are* they smoking? > > > > > > > > No, it accepts if the from domain exists - but only if it *REALLY* > > > exists. > > > > Anyone want to guess what happens to all those from addresses it captur= es? >=20 > No doubt.. It's unfortunate that they are running a daemon on port 25 on = that > box.. and that it actually lets you helo and mail from.. and not until y= ou > get to rcpt to does it reject.. unless you use a domain its now got cach= ed > in which case it accepts the to: and closes at data. (So, if you rcpt twi= ce, > it'll accept it.. cuz like everyone else, its own dns server resolves > everything) >=20 > [netmask@devnull netmask]$ telnet www.oisdufoisdufoisuf.com 25 > Trying 64.94.110.11... > Connected to www.oisdufoisdufoisuf.com. >=20 > 220 snubby3-wceast Snubby Mail Rejector Daemon v1.3 ready >=20 > helo ishouldntresolvebutthankstoyouido.com > 250 OK >=20 > mail from: <ihateverisign@ishouldntresolvebutthankstoyouido.com> > 250 OK >=20 > rcpt to: <anyone@lkajsdflkjasdflkjasdf.com> > 550 User domain does not exist. >=20 > rcpt to: <anyone@lkajsdflkjasdflkjasdf.com> > 250 OK >=20 > data > 221 snubby3-wceast Snubby Mail Rejector Daemon v1.3 closing transmission > channel >=20 --- Wayne Bouchard web@typo.org Network Dude http://www.typo.org/~web/ --XsQoSWH+UP9D9v3l Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: PGPfreeware 5.0i for non-commercial use MessageID: f7ApOAEl+gtGxmdwKCjZoRyVXBEy4DH6 iQA/AwUBP2Znw8s+4D5Zt972EQKOXwCdHs6By8UbnDwJ2R7TBeO5z7p528IAoKJg B83jhNLx7tl+6retrAQBCSmN =t7Pb -----END PGP SIGNATURE----- --XsQoSWH+UP9D9v3l--
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