[pfx] how disable DSN pipe

Hi All, the resubmit service is configured in master.cf: resubmit  unix  -   n   n   -   10  pipe   flags=Rq user=nobody null_sender=   argv=/usr/local/libexec/resubmit_mail.sh -N success -- ${recipient} if the user requests a DSN,

[pfx] Re: check sender trouble

The solution was found. At the very beginning it was configured: master.cf: 127.0.0.1:27  inet  n   -   n   -   -   smtpd     -o syslog_name=postfix/$service_name     -o smtpd_delay_reject=no     -o