Forwarding Equivalence Class (FEC) corresponds to :

Forwarding Equivalence Class (FEC) corresponds to :

A.
Layer 2 circuits (ATM, FR, PPP, HDLC, Ethernet)

B.
Groups of addresses/sites-VPN x

C.
IPSEC Encryption Algorithm

D.
A bridge/switch instance-VSI

E.
Tunnel interface-traffic engineering