#
exim -DSERVER=server -bd -oX PORT_D
****
-client 127.0.0.1 PORT_D 127.0.0.1
+client 127.0.0.1 PORT_D
??? 220
ehlo abcd
??? 250-
This is a test message.
+++ 2
****
-client 127.0.0.1 PORT_D 127.0.0.1
+client 127.0.0.1 PORT_D
??? 220
+++ 2
****
-client 127.0.0.1 PORT_D 127.0.0.1
+client 127.0.0.1 PORT_D
??? 220
****
-client 127.0.0.1 PORT_D 127.0.0.1
+client 127.0.0.1 PORT_D
??? 220
unknown
??? 500
unknown
??? 500
****
-client 127.0.0.1 PORT_D 127.0.0.1
+client 127.0.0.1 PORT_D
??? 220
vrfy
+??? 501
+vrfy foo@bar
??? 252
vrfy
-??? 252
-vrfy
-??? 252
+??? 501
vrfy
-??? 252
+??? 501
vrfy
??? 554
****
-client 127.0.0.1 PORT_D 127.0.0.1
+client 127.0.0.1 PORT_D
??? 220
ehlo abcd
??? 250-