IPv6 devices can obtain information such as the interface address, gateway address, and DNS address through DHCPv6.

Based on the key configurations, as shown in the figure, R1 and R2 establish a Level-2 neighbor relationship.
Which of the following statements regarding routing entries on R2 are true?

About the MPLS, network device in the network model, the way to report the message, the following describes the error.

On a multicast network, in which of the following situations can multicast traffic not be forwarded?

Why does RSTP achieve faster convergence than STP?