250-mail.test.ex Hello something [V4NET.0.0.0]\r
250-SIZE 52428800\r
250-8BITMIME\r
+250-VRFY\r
250-PIPELINING\r
250 HELP\r
250 OK\r
250 Accepted\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!