A. OSPFv3 uses global IPv6 addresses to establish neighbor adjacencies.
B. RT1 has a subnet mask of 64 bits .
C. RT1 has FastEthernet0/0 set as a DR for network type broadcast.
D. OSPFv3 uses Link - local addresses to establish neighbor adjacencies.
E. RT1does not have a global IPv6 address set on FastEthernet0/0.
F. OSPFv3 uses IPv4 addresses to establish nei ghbor adjacencies.

A. It must be issued before the network command to enable the OSPF pr ocess for IPv6.
B. It must be issued after the network command to enable the OSPF process for IPv6.
C. It must be issued in router global configuration mode to enable the OSPF process for IPv6.
D. It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.

A. Specific addresses can be selected using a prefix list.
B. Specific addresses can be selected using a route map.
C. Specific addresses cann ot be selected for importation into the OSPF process.
D. Specific addresses can be selected using an ACL.

A. The shortest path first (SPF) algorithm is performed on the LSA database.
B. The OSPF adjacencies are cleared and initiated again.
C. The OSPF database is repopulated. Then the shortest path first (SPF) algorithm is performed.
D. The route table is cleared. Then the OSPF neighbors are reformed.

A. all routers in a local segment
B. all routers in an autonomous system
C. all hosts in a local segment
D. all hosts in a particular multicast group

A. If a packet is sent to a multicast group address, the multicast frame contains the source multicast address.
B. A router does not have to be a member of a multicast group to receive multicast data.
C. A router must be a member of a multicast group to send to the group.
D. A router does not have to be a member of a multicast group to send to the group.
E. If a packet is sent to a multicast group address, all members of the multicast group will rece ive it.
F. A router must be a member of a multicast group to receive multicast data.

A. This is the designated router (DR) on the FastEthernet 0/0 link.
B. The output was generated by the show ip interface c ommand.
C. The router was configured with the commands:r    outer ospf 1    network 172.16.6.0 0.0.0.255 area 1
D. The IP address of the backup designated router (BDR) is FE80::205:5FFF:FED3:5808.
E. Interface FastEthernet 0/0 was configured with the ipv6 o spf 1 area 1 command.
F. OSPF version 2 has been enabled to support IPv6.

A. 2001:0DB8:417A
B. 2001::0DB8::417A
C. 2001:::0DB8::417A
D. 2001:0D B8:0:0:417A
E. 2001::DB8:0:0:417A
F. 2001:::0DB8:0:0:417A

A. An IPv6 address is 128 bits long.
B. An IPv6 header contains the header checksum field.
C. An IPv6 header is 20 bits long.
D. An IPv6 header contains the next header field.
E. IPv6 route rs send RA messages.
F. An IPv6 header contains the protocol field.

A. OSPFv3 for IPv6 authen tication is supported by IPv6 IPsec.
B. OSPFv3 for IPv6 authentication is supported by MD5 authentication.
C. OSPFv3 for IPv6 authentication is supported by IPv4 IPsec.
D. OSPFv3 for IPv6 authentication is supported by SHA - 1 authentication.