Which three statements about GET VPN are true? (Choose three.)
A.
It encrypts WAN traffic to increase data security and provide transport authentication.
B.
It provides direct communication between sites, which reduces latency and jitter.
C.
It can secure IP multicast, unicast, and broadcast group traffic.
D.
It uses a centralized key server for membership control.
E.
It enables the router to configure tunnels.
F.
It maintains full-mesh connectivity for IP networks.