Validating an SMTP server
jimpop at gmail.com
Mon Sep 7 21:25:00 CEST 2015
On Mon, Sep 7, 2015 at 3:03 PM, Viktor Dukhovni <ietf-dane at dukhovni.org> wrote:
> On Mon, Sep 07, 2015 at 02:56:50PM -0400, Jim Popovitch wrote:
>> > https://www.ietf.org/rfc/rfc2821.txt
> SMTP commands are <CRLF> terminated.
>> Sep 7 17:04:13 svr2 postfix/smtpd: improper command pipelining
>> after HELO from ec2-52-7-167-73.compute-1.amazonaws.com[184.108.40.206]:
>> HELO TEST\r\nQUIT\r\n
> The problem is improper pipelining. After STARTTLS, the tester is
> supposed to send EHLO (not HELO) wait for a reply, and *then* send
> QUIT<CRLF> (and wait for a reply).
Ahh, thank you for the correction Viktor, Gert too.
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