**** This is not for real!
220 myhost.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
+250 myhost.ex Hello test [V4NET.0.0.1]\r
250 OK\r
250 Accepted\r
550 relay not permitted\r
550 relay not permitted\r
354 Enter message, ending with "." on a line by itself\r
-250 OK id=10HmaX-0005vi-00\r
+250 OK id=10HmaX-000000005vi-0000\r
**** SMTP testing: that is not a real message id!