On 5/5/2016 10:34 AM, James B. Byrne wrote: > Can anyone clue me in on what configuration issue might be causing > this and whose configuration it is, mine or theirs? > > postfix-p25/smtpd[18149]: NOQUEUE: reject: RCPT from > smout-245174.nsmailserv.com[202.162.245.174]: 450 4.7.1 > <impo...@lymanworldwide.com>: Sender address rejected: Access denied; > from=<impo...@lymanworldwide.com> to=<expo...@harte-lyne.ca> > proto=ESMTP helo=<smout-245176.nsmailserv.com> >
"Sender address rejected: Access denied;" is caused by one of your check_sender_access maps. > smtpd_sender_restrictions = permit_mynetworks, check_sender_access > hash:/etc/postfix/sender_access, check_sender_mx_access > hash:/etc/postfix/sender_mx_access, check_sender_ns_access > hash:/etc/postfix/sender_ns_access, permit_sasl_authenticated, One of these. -- Noel Jones