??? 250-
<<< 250-SIZE 52428800
??? 250-
+<<< 250-LIMITS MAILMAX=1000 RCPTMAX=50000
+??? 250-
+<<< 250-8BITMIME
+??? 250-
<<< 250-PIPELINING
??? 250
<<< 250 HELP
>>> This is the message body.
>>> .
??? 2
-<<< 250 OK id=10HmaX-0005vi-00
+<<< 250 OK id=10HmaX-000000005vi-0000
>>> mail from:<userx@test.ex>
??? 250
<<< 250 OK
>>> This is the message body.
>>> .
??? 2
-<<< 250 OK id=10HmaY-0005vi-00
+<<< 250 OK id=10HmaY-000000005vi-0000
>>> QUIT
??? 221
<<< 221 myhost.test.ex closing connection