Best I can tell, submit_enable being set to 0 is not being honored:
root:envy|8:16:15am|/var/qmail/supervise: mv submit submit.deprecated
root:envy|8:16:19am|/var/qmail/supervise: rm /var/service/submit
root:envy|8:16:27am|/var/qmail/supervise: toaster-watcher.pl
supervise_restart: sorry, /var/service/smtp isn't supervised!.......FAILED
svscan.............................................................FAILED
qmail-send.........................................................FAILED
sendlog............................................................FAILED
smtplog............................................................FAILED
service_symlinks: skipping symlink to /var/service/submit because target /var/qmail/supervise/submit doesn't exist.
root:envy|8:16:35am|/var/qmail/supervise: grep -i submit_enable /usr/local/etc/toaster-watcher.conf
submit_enable = 0
root:envy|8:16:50am|/var/qmail/supervise: mv submit.deprecated submit
root:envy|8:17:16am|/var/qmail/supervise: toaster-watcher.pl
supervise_restart: sorry, /var/service/smtp isn't supervised!.......FAILED
svscan.............................................................FAILED
qmail-send.........................................................FAILED
sendlog............................................................FAILED
smtplog............................................................FAILED
service_symlinks: creating symlink from /var/qmail/supervise/submit to /var/service/submit
As long as the /var/qmail/supervise/submit directory is present, it creates the symlink, and the service is started. Even though its run file is not being set/updated. This causes submit to constantly fill the log file with 'tcpserver: fatal: no IP address for mail.example.com'
I'm running Mail Toaster 5.06
The /var/qmail/supervise/submit dir is re-created with each run of toaster_setup.pl -s maillogs