CIT 167 chap 8 part 2

Question 1

ipv6 neighbor id is what?

Answer 1

router id of the neighbor router… is displayed when using the -show ipv6 ospf neighbor - command.

Question 2

when using the command: show ipv6 ospf neighbor

and u see the following output what does it mean? Pri

Answer 2

ospf Priority of the interface

Question 3

when using the command: show ipv6 ospf neighbor

and u see the following output what does it mean? state

Answer 3

lists the state of the interface as:
FULL: the router and neighbor have identical ospf protocols.
or
2WAY: multi-access networks on Ethernet, 2 routers r adjacent.

Question 4

when using the command: show ipv6 ospf neighbor

and u see the following output what does it mean? Dead-time

Answer 4

the amount of time before another hello packet is received from the neighbor router.

Question 5

when using the command: show ipv6 ospf neighbor

and u see the following output what does it mean? interface

Answer 5

the interface that this router has formed an adjacency with the neighbor.

Question 6

what command is the quickest way to verify ospfv3 settings on a router int? and what to use for a brief/ short over-view of all the interfaces.

Answer 6

show ipv6 ospf interface interface ‘interface number’
.
show ipv6 ospf interface brief

Question 7

what is the administrative distance of OSPF?

Answer 7

110 (default)

Question 8

what is the OSPF route table symbol?

Answer 8

o

Question 9

what is DR?

Answer 9

Designated Router

Question 10

what is BDR?

Answer 10

Backup Designated Router

Question 11

what is VLSM?

Answer 11

Variable Length Subnet Mask, abbreviated as VLSM, is a means to specify a different subnet mask for the same network number on different subnets. With VLSM, a network administrator can use a long mask on networks with few hosts and a short mask on subnets with many hosts.

Question 12

what is CIDR?

Answer 12

CIDR (Classless Inter-Domain Routing, sometimes called supernetting) is a way to allow more flexible allocation of Internet Protocol (IP) addresses than was possible with the original system of IP address classes.

Question 13

The command clear ip ospf________ forces a router with a new or changed router ID to form new adjacencies

Answer 13

process

*clear ip ospf process

Question 14

The wildcard mask that is used to advertise exactly the network 192.168.160.0 with subnet mask 255.255.240.0 is

Answer 14

0.0.15.255

Question 15

What are three entries that are displayed by the show ip ospf neighbor command? (Choose three.)

Answer 15

the router ID of the neighboring routers
the OSPF state of each interface
the IP address of the neighbor router interface to which this router is directly connected