start program = "/etc/init.d/dovecot start"
stop program = "/etc/init.d/dovecot stop"
if failed host 127.0.0.1 port 143 protocol imap
start program = "/etc/init.d/dovecot start"
stop program = "/etc/init.d/dovecot stop"
if failed host 127.0.0.1 port 143 protocol imap