my_smtp transport entered
userx@domain.com
checking status of 127.0.0.1
-127.0.0.1 [127.0.0.1]:1111 status = usable
+127.0.0.1 [127.0.0.1]:1111/ip4.ip4.ip4.ip4 status = usable
delivering 10HmaX-0005vi-00 to 127.0.0.1 [127.0.0.1] (userx@domain.com)
Connecting to 127.0.0.1 [127.0.0.1]:1224 from ip4.ip4.ip4.ip4 ... connected
SMTP<< 220 ESMTP
250-HELP
250 AUTH LOGIN
not using PIPELINING
-use_dsn=0
+not using DSN
SMTP>> MAIL FROM:<CALLER@myhost.test.ex>
SMTP<< 250 Sender OK
SMTP>> RCPT TO:<userx@domain.com>