>>> host in "!localhost"? no (matched "!localhost")
>>> deny: condition test failed in ACL "check_etrn"
>>> processing "warn"
+>>> l_message: accepted $smtp_command
>>> warn: condition test succeeded in ACL "check_etrn"
LOG: H=[127.0.0.1] Warning: accepted etrn #some.random.domain
>>> processing "accept"
>>> accept: condition test succeeded in ACL "check_etrn"
+>>> end of ACL "check_etrn": ACCEPT
>>> ETRN command is: exim -R
>>> ETRN command execution skipped