Section 4 – Implement an IPv6 based solution, given a network design and a set of requirements
QUESTION NO: 11
Which statement is true about the command ipv6 ospf 1 area 0? Select the best response.
A. It must be issued in router global configuration mode to enable the OSPF process for IPv6.
B. It must be issued in interface configuration mode to enable the OSPF process for IPv6.
C. It must be issued before the network command to enable the OSPF process for IPv6.
D. It must be issued after the network command to enable the OSPF process for IPv6.
QUESTION NO: 12
What is the difference between the IPv6 addresses ::/0 and ::/128? Select the best response.
A. ::/0 is the unspecified address, and ::/128 is the multicast address.
B. ::/0 is the unicast address, and ::/128 is the anycast address.
C. ::/0 is the unicast address, and ::/128 is the multicast address.
D. ::/0 is the anycast address, and ::/128 is the multicast address.
E. ::/0 is the default route, and ::/128 is the unspecified address.
F. ::/0 is the anycast address, and ::/128 is the default address.
QUESTION NO: 13
Which command must be globally enabled on a Cisco router to support IPv6?
A. ip routing ipv6
B. ipv6 unicast-routing
C. ipv6 routing
D. ip classless
E. ipv6 cef
QUESTION NO: 14
You need to explain the differences between an IPv4 header and an IPv6 headr. In this comparison, which three statements are true? (Choose three)
A. An IPv6 header is half the size of an IPv4 header.
B. An IPv4 header includes a checksum. However, an IPv6 header does not include one.
C. A router has to recompute the checksum of an IPv6 packet when decrementing the TTL. D. An IPv6 header is simpler and more efficient than an IPv4 header.
E. The 128-bit IPv6 address makes the IPv6 header more complicated than an IPv4 header.
F. An IPv6 header has twice as many octets as an IPv4 header.
Answer: B, D, F
QUESTION NO: 15
Refer to the exhibit. What two statements are true? (Choose two.)
Select 2 response(s).
A. Interface FastEthernet 0/0 was configured with the ipv6 ospf 1 area 1 command.
B. OSPF version 2 has been enabled to support IPv6.
C. The IP address of the backup designated router (BDR) is FE80::205:5FFF:FED3:5808.
D. The output was generated by the show ip interface command.
E. The router was configured with the commands:
router ospf 1 network 172.16.6.0 0.0.0.255 area 1
F. This is the designated router (DR) on the FastEthernet 0/0 link.