# testing -bw inetd wait mode need_ipv4 # exim -DSERVER=wait:PORT_DYNAMIC -bw **** client 127.0.0.1 PORT_DYNAMIC ??? 220 ehlo abcd ??? 250- ??? 250- ??? 250- ??? 250- ??? 250 mail from:\r\nrcpt to:\r\ndata ??? 250 ??? 250 ??? 354 This is a test message. . ??? 250 quit ??? 221 **** sleep 1 killdaemon