Which two tasks does the Dynamic Host Configuration Protocol perform?（）

A.Set the IP gateway to be used by the network.

B.Perform host discovery used DHCPDISCOVER message.

C.Configure IP address parameters from DHCP server to a host.

D.Provide an easy management of layer 3 devices.

E.Monitor IP performance using the DHCP server.

F.Assign and renew IP address from the default pool.