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 250 Reset OK 250 OK 550-Verification failed for <notok@abc.test.ex> 550-Unrouteable address 550 Sender verify failed 250 Reset OK 250 OK 550-Verification failed for <notok@abc.test.ex> 550-Unrouteable address 550 Sender verify failed 250 Reset OK 250 OK 250 Accepted 221 myhost.test.ex closing connection