nanog mailing list archives
Re: SMTP spoofing ?
From: sully () mail usinternet com
Date: Thu, 19 Feb 1998 11:06:05 +0000
Yes, NAT on cisco's. Tim Sullivan Network Hobbyist At 11:52 AM 2/19/98 -0500, you wrote:
Are there any routers currently available that can do port 25 spoofing for dialup users? That is, when the user attempts to connect to port 25 anywhere, he in fact connects to port 25 on your own SMTP server instead. In case it's not obvious, it's for spam management. Regards, John Levine, johnl () iecc com, Primary Perpetrator of "The Internet for
Dummies",
Information Superhighwayman wanna-be, http://iecc.com/johnl, Sewer
Commissioner
Finger for PGP key, f'print = 3A 5B D0 3F D9 A0 6A A4 2D AC 1E 9E A6 36
A3 47
------------------------------------------------------------------ Tim Sullivan Senior Technical Administrator/Support/Network Consultant http://www.usinternet.com US Internet Corp - Full Service Internet Provider "Get your Net's Worth" (tm) (612) 222-4638 ------------------------------------------------------------------
Current thread:
- SMTP spoofing ? John R Levine (Feb 19)
- Re: SMTP spoofing ? Perry E. Metzger (Feb 19)
- Re: SMTP spoofing ? John R Levine (Feb 19)
- Re: SMTP spoofing ? Jon Lewis (Feb 19)
- Re: SMTP spoofing ? Miquel van Smoorenburg (Feb 20)
- Re: SMTP spoofing ? Steven L. Johnson (Feb 23)
- <Possible follow-ups>
- Re: SMTP spoofing ? sully (Feb 19)
- Re: SMTP spoofing ? Owen DeLong (Feb 20)
- Re: SMTP spoofing ? Perry E. Metzger (Feb 19)