The implementations group has been using the test bed to do a ‘proof-of-concept’. After several
changes to the network addressing, routing schemes, a trouble ticket has been opened indicating

that the loopback address on R1 (2026::111:1) is not able to ping the loopback address on
DSW2(2026::102:1).
Use the supported commands to isolated the cause of this fault and answer the following questions.
The fault condition is related to which technology?

A.
NTP

B.
IPv4 OSPF Routing

C.
IPv6 OSPF Routing

D.
IPv4 layer 3 security

Explanation:
On R2, IPV6 OSPF routing, configuration is required to add ipv6 ospf 6 area 0 under interface serial
0/0/0.23