Which two of these functions do routers perform on packets? (Choose two.)

A.
examine the Layer 2 headers of inbound packets and use that information to determine the next
hops for the packets

B.
update the Layer 2 headers of outbound packets with the MAC addresses of the next hops

C.
examine the Layer 3 headers of inbound packets and use that information to determine the next
hops for the packets

D.
examine the Layer 3 headers of inbound packets and use that information to determine the
complete paths along which the packets will be routed to their ultimate destinations

E.
update the Layer 3 headers of outbound packets so that the packets are properly directed to
valid next hops

F.
update the Layer 3 headers of outbound packets so that the packets are properly directed to
their ultimate destinations

Explanation: