220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000 250-<a@myhost.test.ex> 250-<b@myhost.test.ex> 250 <c@myhost.test.ex> 553 somewhere@else.where is undeliverable 553 xxxx@exim.org is undeliverable 553 xxxx@test.ex is undeliverable 221 myhost.test.ex closing connection