What of the following can be done by the command ifconfig? (Choose TWO correct answers.)
A.
 Specify the kernel module to be used with a network interface.
B.
 Specify which network services are available on a network interface.
C.
 Allow regular users to change the network configuration of a network interface.
D.
 Set a network interface active or inactive.
E.
 Change the netmask used on a network interface.