CCNA Cisco Certified Network Associate (#875)

Section: Version 2.0

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 F0/0.
Configure an autonomous system number on OSPF.