# no_pipelining need_ipv4 # exim -DSERVER=server -bd -oX PORT_D **** client 127.0.0.1 PORT_D ??? 220 ehlo abcd ??? 250- ??? 250- ??? 250- ??? 250 quit ??? 221 **** client HOSTIPV4 PORT_D ??? 220 ehlo abcd ??? 250- ??? 250- ??? 250- ??? 250- ??? 250 quit ??? 221 **** killdaemon