220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
250 OK
250 Accepted
354 Enter message, ending with "." on a line by itself
250 OK id=10HmaX-0005vi-00
221 myhost.test.ex closing connection

******** SERVER ********
Listening on port 1224 ... 
Connection request from [127.0.0.1]
220 Welcome
EHLO myhost.test.ex
250 Hi
MAIL FROM:<CALLER@myhost.test.ex>
250 OK
RCPT TO:<def@pqr>
250 OK
DATA
354 SEND
*sleep 3
End of script