Which three statementes about the NBAR protocol are true? (Choose three)

A.
NBAR can be used to classify output traffic on a WAN link where tunnelig or encryption is used.

B.
NBAR classifies HTTP traffic by text within the URL.

C.
NBAR is used by IntServ as a classification and protocol discovery feature.

D.
NBAR is supported on logical interfaces such as Fast EtherChannel.

E.
NBAR performs identification of Layer 4 through Layer 7 applications and protocols.

F.
Packet Description Languages Modules (PDLMs) allow NBAR to recognize new protocols without requirin a new Cisco IOS image or a router reload.