What are four advantages to using tunnel brokers in an IPv6 transition environment? (Choose four.)
A.
Tunnel brokers automatically provide configuration parameters to peer routers.
B.
IPv6 enabling a node looks automatic to the end user.
C.
Tunnel broker configuration is automated in Cisco IOS.
D.
Tunnel information is sent via IPv4.
E.
Tunnel brokers make it simpler for nontechnical users to deploy manual tunnels.