--- /dev/null
+
+**** SMTP testing session as if from host 1.2.3.4
+**** but without any ident (RFC 1413) callback.
+**** This is not for real!
+
+220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000\r
+250-myhost.test.ex Hello a.b.c.d [1.2.3.4]\r
+250-SIZE 52428800\r
+250-PIPELINING\r
+250 HELP\r
+250 OK\r
+451 >all relevant MX records point to non-existent hosts< ++++\r
+221 myhost.test.ex closing connection\r