On 03 Mar 2021, at 12:45, @lbutlr <krem...@kreme.com> wrote: > csmtpd_helo_restrictions = reject_invalid_helo_hostname
Paste error. That should, of course, be smtpd_helo_restrictions = reject_invalid_helo_hostname check_helo_access pcre:/etc/postfix/helo_checks.pcre permit -- 'That's blasphemy,' said the vampire. He gasped as Vimes shot him a glance like sunlight. 'That's what people say when the voiceless speak.'