+# Sender verification (ESMTP)
+exim -bh 127.0.0.1
+ehlo foo.bar
+mail from:<ab@localhost1>
+rset
+ehlo foo.bar
+mail from:<"a b"@localhost2>
+rset
+ehlo foo.bar
+mail from:<"a b"@localhost3> SIZE=1234
+rset
+ehlo foo.bar
+mail from:"a b"@localhost4 SIZE=1234
+rset
+ehlo foo.bar
+mail from:<"a b"@localhost5> PRDR
+quit
+****