# mail before ehlo
exim -bd -DSERVER=server -oX PORT_D
****
client 127.0.0.1 PORT_D
??? 220
mail from:<u1@cus.cam.ac.uk>
??? 503 HELO or EHLO required
mail from:<u2@cus.cam.ac.uk>
??? 503
mail from:<u3@cus.cam.ac.uk>
??? 503
mail from:<u4@cus.cam.ac.uk>
??? 503-
??? 503 Too many
???*
****
killdaemon
no_stderr_check