Tlshosts/exhaustivelist

tlshosts/exhaustivelist

man qmail-remote excerpt:

If this file exists no TLS will be tried on hosts other than those for which a file tlshosts/FQDN.pem exists.

Stop TLS encrypiion for all domains except tlshosts/FQDN.pem:
  1) # mkdir /var/qmail/control/tlshosts
  2) # touch tlshosts/exhaustivelist

qmail-remote