How do i make my ether1 port run on DHCP ?

i want to make all clients to access their ether1 port by dhcp
currently they have to buy extra routers to do

pls show me how to confiqure dhcp so i can cut off the extra cost

Regards

If you’re asking how to set up a DHCP server on a RouterOS interface:
http://www.mikrotik.com/testdocs/ros/2.9/ip/dhcp.php