# smtp_accept_{max,queue}_per_connection
exim -odi -v -bs
-mail from:<x@y>
+helo test
+mail from:<x1@y>
rcpt to:<one@z>
data
.
-mail from:<x@y>
+mail from:<x2@y>
rcpt to:<two@z>
data
.
-mail from:<x@y>
+mail from:<x3@y>
quit
****
exim -odi -v -bs
+helo test
mail from:<x@y>
rset
mail from:<x@y>