Refer to the exhibit. Router RTA and router RTB have been configured to exchange routing information using OSPF. However, both routers never transition beyond 2WAY state. What is the cause of this problem?

Refer to the exhibit. Router RTA and router RTB have been configured to exchange routing information using OSPF. However, both routers never transition beyond 2WAY state. What is the cause of this problem?

• There is a switch problem and multicast capabilities are broken.
• An access list on one side is blocking OSPF Hellos.
• A priority of 0 has been configured on RTA and RTB interfaces.
• There is a misconfigured neighbor statement on RTA or RTB.
• Authentication is enabled on only one side.

Exam with this question: CCNP TSHOOT Chapter 7 Exam Answers (Version 7)