**** SMTP testing session as if from host 1.1.1.1 **** but without any ident (RFC 1413) callback. **** This is not for real! 220 the.local.host.name ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000 250 <userx@test.ex> is deliverable 550 <junkjunk@test.ex> Unrouteable address 451 Cannot resolve <expan@test.ex> at this time 221 the.local.host.name closing connection