Hello List, I am getting a lot of repeated 421 try again later errors from various lists that I am a member of. There is one in particular that is coming from outbound.foodtecsolutions.com. Here is an excerpt from my /var/log/maillog. I am running OpenBSD 6.6-current #344.
Oct 9 16:07:53 meow smtpd[19379]: a52386b4311e607e smtp connected address=52.201.148.113 host=outbound.foodtecsolutions.com Oct 9 16:07:53 meow smtpd[19379]: a52386b4311e607e smtp failed-command command="DATA" result="421 try again later" Oct 9 16:07:53 meow smtpd[19379]: a52386b4311e607e smtp disconnected reason=quit Below is my smtpd.conf file: pki "mail" cert "/etc/ssl/mail.crt" pki "mail" key "/etc/ssl/private/mail.key" table aliases file:/etc/mail/aliases table credentials passwd:/etc/mail/credentials table extras file:/etc/mail/extras table relays file:/etc/mail/relays table rejects file:/etc/mail/rejects table virtuals file:/etc/mail/virtuals filter check_rejects phase connect match rdns regex <rejects> \ disconnect "554 Forbidden" filter check_rdns phase connect match !rdns \ disconnect "554 No Reverse DNS Configured" filter rspamd proc-exec "filter-rspamd" listen on lo filter rspamd listen on egress tls pki "mail" hostname "mail.goblackcat.com" \ filter {check_rejects, check_rdns, rspamd} listen on egress port submission tls-require pki "mail" hostname " mail.goblackcat.com" \ auth <credentials> filter {check_rejects, check_rdns, rspamd} action "local_mail" mbox alias <aliases> action "virtual_mail" maildir "/var/vmail/%{dest.domain}/%{dest.user}" junk \ virtual <virtuals> action "outbound" relay match for local action "local_mail" match !from src <relays> mail-from "@goblackcat.com" reject match from any for domain "goblackcat.com" action "virtual_mail" match auth from any for any action "outbound" match for any action "outbound" I am out of ideas with which to troubleshoot. I am already running smtpd with -v switch for more verbosity. Thanks, Matt