nanog mailing list archives
Re: disabling SMTP
From: Richard Welty <rwelty () averillpark net>
Date: Sun, 28 Mar 2004 10:57:16 -0500 (EST)
On Sun, 28 Mar 2004 10:22:44 -0500 (EST) Richard Welty <rwelty () averillpark net> wrote: i should add that i think that this proposal is a bad idea for any number of reasons, but this cisco pix thing is very concrete so i just wanted to get it out there. before i write an extended explanation of why i don't like this idea much, i'd very much like to hear some of the motivation behind the proposal. i don't see where a client that gives EHLO and then doesn't negotiate any options is any different from a client that gives HELO, so i just don't see what refusing to accept email from HELO clients is supposed to buy you. on the server side, i don't see what refusing to send email when you don't see ESMTP in the banner accomplishes either. in either case, such a policy would only last until a VP figures out that you're responsible for his inability to exchange email with his mistress. richard -- Richard Welty rwelty () averillpark net Averill Park Networking 518-573-7592 Java, PHP, PostgreSQL, Unix, Linux, IP Network Engineering, Security
Current thread:
- disabling SMTP Eric A. Hall (Mar 27)
- Re: disabling SMTP Richard Welty (Mar 27)
- Re: disabling SMTP Rob Nelson (Mar 28)
- Re: disabling SMTP Suresh Ramasubramanian (Mar 28)
- Re: disabling SMTP Richard Welty (Mar 28)
- Re: disabling SMTP Richard Welty (Mar 28)
- Re: disabling SMTP Eric A. Hall (Mar 28)
- Re: disabling SMTP Eric A. Hall (Mar 28)
- Re: disabling SMTP David A . Ulevitch (Mar 28)
- Re: disabling SMTP Rob Nelson (Mar 28)
- Re: disabling SMTP Richard Welty (Mar 27)
- Re: disabling SMTP Rob Nelson (Mar 29)
- Re: disabling SMTP Vinny Abello (Mar 29)
- Re: disabling SMTP Richard Welty (Mar 29)
- Re: disabling SMTP Suresh Ramasubramanian (Mar 29)