220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
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