5 messages in net.sourceforge.lists.courier-usersRe: [courier-users] Strange esmtp error
FromSent OnAttachments
gillianbJun 21, 2006 9:54 pm 
Gordon MessmerJun 21, 2006 11:36 pm 
Sam VarshavchikJun 22, 2006 2:49 am 
Gordon MessmerJun 22, 2006 7:20 am 
Joseph W. BreuJun 22, 2006 9:23 am 
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Subject:Re: [courier-users] Strange esmtp errorActions...
From:Gordon Messmer (yiny@eburg.com)
Date:Jun 21, 2006 11:36:44 pm
List:net.sourceforge.lists.courier-users

gillianb wrote:

STARTTLS

<<< 500 5.3.3 Unrecognized command

Jun 22 11:15:01 ver-arc-ms1 courieresmtpd: error,relay=::ffff:202.154.98.58,msg="502 ESMTP command error",cmd: XXXX

As nothing has changed at our end, what could the receiver end be trying to do that courier doesn't like?

Do you have a Cisco PIX running SMTP fixup?