# ETRN serialization need_ipv4 # exim -DSERVER=server -bd -oX PORT_D **** client 127.0.0.1 PORT_D ??? 220 ehlo rhu.barb ??? 250- ??? 250- ??? 250- ??? 250- ??? 250 ETRN one ??? 250 ETRN one ??? 458 ETRN two ??? 250 +++ 2 ETRN one ??? 250 quit ??? 221 **** killdaemon