******** SERVER ********
Listening on port 1224 ... 
Connection request from [127.0.0.1]
220 Welcome
EHLO myhost.test.ex
250-Hello there
250 SIZE
MAIL FROM:<CALLER@myhost.test.ex> SIZE=ssss
250 OK
RCPT TO:<userx@myhost.test.ex>
250 OK
DATA
354 Send it
End of script