Which statements accurately describe CDP? (Choose three.)

A.
CDP is an IEEE standard protocol.

B.
CDP is a Cisco proprietary protocol.

C.
CDP is a datalink layer protocol.

D.
CDP is a network layer protocol.

E.
CDP can discover directly connected neighboring Cisco devices.

F.
CDP can discover Cisco devices that are not directly connected.

Explanation:
CDP (Cisco Discovery Protocol) is a proprietary protocol designed by Cisco to help
administrators collect information about both locally attached and remote devices. By using
CDP, you can gather hardware and protocol information about neighbor devices containing
useful info for troubleshooting and documenting the network.