When troubleshooting a network, if you need to confirm the business traffic path, which of the following tasks may be required? (Multiple choice)

As shown in the figure, OSPF is deployed in a campus, and Area 1 is deployed as an NSSA are a. In the case of missing header, R2 will automatically generate a missing header route of Type 7 LSA and flood it in the NSSA area

When troubleshooting a network, if you need to confirm the business traffic path, which of the following may need to be done ()

An engineer used two routers to test IPv6 services, and simulated the interconnection between headquarters and branches by running BGP4+.

The logical topology of the network is shown in the figure. Regarding the transmission of IPv6 routes between two devices, which of the following statements is wrong?

If the BFD session goes down, the direct link will fail.