Create a DHCP Pool

conf term

Add excluded addresses of servers, switches and other statically set addresses

ip dhcp excluded-address 192.168.0.254

Create a pool

Now create the pool

ip dhcp pool <name>
network 192.168.0.0 255.255.255.0
default-router 192.168.0.1
exit

To show leased IP addresses from pools

ip dhcp binding

To show all pools

ip dhcp pool

To show details about a pool

ip dhcp pool <name>

Redirect to different DHCP server

In the interface from which you will be receiving your DHCP requests set the helper address that points to your DHCP server.

ip helper-address a.b.c.d