postconf n
append_dot_mydomain = no biff = no compatibility_level = 2 inet_interfaces = all mailbox_size_limit = 0 mydestination = localhost myhostname = softlinksys.com readme_directory = no recipient_delimiter = + smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu) smtpd_client_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_invalid_hostname, reject_unknown_client_hostname smtpd_helo_restrictions = reject_unknown_helo_hostname smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks,reject_unauth_destination smtpd_relay_restrictions = permit_mynetworks, permit_sasl_authenticated, defer_unauth_destination smtpd_sasl_auth_enable = yes smtpd_sasl_path = private/auth smtpd_sasl_type = dovecot smtpd_sender_restrictions = reject_unknown_sender_domain, permit_mynetworks, permit_sasl_authenticated, reject_non_fqdn_sender smtpd_tls_auth_only = yes smtpd_tls_cert_file = /etc/letsencrypt/live/mail.softlinksys.com/fullchain.pem smtpd_tls_key_file = /etc/letsencrypt/live/mail.softlinksys.com/privkey.pem smtpd_use_tls = yes virtual_alias_maps = mysql:/etc/postfix/mysql-virtual-alias-maps.cf virtual_mailbox_domains = mysql:/etc/postfix/mysql-virtual-mailbox-domains.cf virtual_mailbox_maps = mysql:/etc/postfix/mysql-virtual-mailbox-maps.cf virtual_transport = lmtp:unix:private/dovecot-lmtp postconf -Mf smtp inet n - y - - smtpd submission inet n - y - - smtpd -o syslog_name=postfix/submission -o smtpd_tls_security_level=encrypt -o smtpd_sasl_auth_enable=yes -o smtpd_sasl_type=dovecot -o smtpd_sasl_path=private/auth -o smtpd_reject_unlisted_recipient=no -o smtpd_client_restrictions=permit_sasl_authenticated,reject -o milter_macro_daemon_name=ORIGINATING smtps inet n - y - - smtpd -o syslog_name=postfix/smtps -o smtpd_tls_wrappermode=yes -o smtpd_sasl_auth_enable=yes -o smtpd_sasl_type=dovecot -o smtpd_sasl_path=private/auth -o smtpd_client_restrictions=permit_sasl_authenticated,reject -o milter_macro_daemon_name=ORIGINATING pickup unix n - y 60 1 pickup cleanup unix n - y - 0 cleanup qmgr unix n - n 300 1 qmgr tlsmgr unix - - y 1000? 1 tlsmgr rewrite unix - - y - - trivial-rewrite bounce unix - - y - 0 bounce defer unix - - y - 0 bounce trace unix - - y - 0 bounce verify unix - - y - 1 verify flush unix n - y 1000? 0 flush proxymap unix - - n - - proxymap proxywrite unix - - n - 1 proxymap smtp unix - - y - - smtp relay unix - - y - - smtp -o syslog_name=postfix/$service_name showq unix n - y - - showq error unix - - y - - error retry unix - - y - - error discard unix - - y - - discard local unix - n n - - local virtual unix - n n - - virtual lmtp unix - - y - - lmtp anvil unix - - y - 1 anvil scache unix - - y - 1 scache postlog unix-dgram n - n - 1 postlogd maildrop unix - n n - - pipe flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient} uucp unix - n n - - pipe flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient) ifmail unix - n n - - pipe flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient) bsmtp unix - n n - - pipe flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender $recipient scalemail-backend unix - n n - 2 pipe flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension} mailman unix - n n - - pipe flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py ${nexthop} ${user} -----Original Message----- From: owner-postfix-us...@postfix.org <owner-postfix-us...@postfix.org> On Behalf Of Wietse Venema Sent: Friday, December 3, 2021 1:35 PM To: Postfix users <postfix-users@postfix.org> Subject: Re: virtual mailbox domains?? <mailto:post...@aecperformance.com> post...@aecperformance.com: > How can I debug/resolve this problem? By sharing Postfix logs, in addition to Postfix configurations. "email to X bounces" is not sufficient to determine *WHY* delivery is failing. Wietse