I've got this working now but putting in a delay start via a function in /etc/rc.local
Thank you your help.

Thank you I tried that and rebooted, but the service doesn't look any different and still loads before the address is assigned to eth0.

### BEGIN INIT INFO # Provides: isc-dhcp-server # Required-Start: $remote_fs $network $syslog # Required-Stop: $remote_fs $network $syslog # Should-Start: $local_fs slapd $named # Should-Stop: $local_fs slapd # Default-Start: 2 3 4 5 # Default-Stop: 0 1 6 # Short-Description: DHCP server # Descript...

$ sudo systemctl list-units UNIT LOAD ACTIVE SUB DESCRIPTION proc-sys-fs-binfmt_misc.automount loaded active waiting Arbitrary Executable Fil sys-devices-platform-soc-3f201000.uart-tty-ttyAMA0.device loaded active plugged sys-devices-platform-soc-3f300000.mmc-mmc_host-mmc0-mmc0:0007-block-mmcblk0-m...

I've installed the isc dhcp server on the pi 2, and if i start the service by sudo /etc/init.d/isc-dhcp-server start it all works, but it will not automatically load on boot. I've edited the /etc/defailt/isc-dhcp-server to provide the interface, the conf and PID locations. The error message is: Jan ...