220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000 250 myhost.test.ex Hello CALLER at test 250 OK 250 Accepted 354 Enter message, ending with "." on a line by itself 250 OK id=10HmbA-000000005vi-0000 221 myhost.test.ex closing connection TTT sss 10HmbC-000000005vi-0000 <> (CALLER) userx@myhost.test.ex TTT sss 10HmbD-000000005vi-0000 userx@myhost.test.ex TTT sss 10HmbE-000000005vi-0000 <> userx@myhost.test.ex