Refer to the exhibit. After you apply the given configuration to R1, you notice that it failed to enable OSPF Which action can you take to correct the problem?

IT Questions Bank › Refer to the exhibit. After you apply the given configuration to R1, you notice that it failed to enable OSPF Which action can you take to correct the problem?

Question:
Refer to the exhibit. After you apply the given configuration to R1, you notice that it failed to enable OSPF Which action can you take to correct the problem?

Configure a loopback interface on R1
Enable IPv6 unicast routing on R1.
Configure an IPv4 address on interface FO/0.
Configure an autonomous system number on OSPF.

Explanation: http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/iproute_ospf/configuration/15-sy/iro-15-sy-book/ip6-route-ospfv3.html

Prerequisites for IPv6 Routing: OSPFv3
Complete the OSPFv3 network strategy and planning for your IPv6 network. For example, you must decide whether multiple areas are required.
Enable IPv6 unicast routing.
Enable IPv6 on the interface.

Exam with this question: CCNA v3.0 (200-125) Study Guide – Exam Dumps