NEWT 204 Week 5-Quiz.docx

30 July, 2024 | 3 Min Read

Router_A is currently the OSPF designated router (DR). When will an election occur for a new DR?

None of the above.

When the point-to-point interface of the current DR goes down

Answers A, B, and C are correct.

Correct!

When the DR fails

When a new router comes up with a higher OSPF priority

Router1 and Router2 are configured to run the OSPF routing protocol. The two routers are connected via point-to-point serial interfaces. Select the most likely sentence that describe how OSPF works between the two routers.

Router1 may become DR on the point-to-point link if it comes up first.

Correct!

None of the above

Router2 may become DR if it has higher priority than Router1.

Router1 may become BDR if it has lower priority than Router2.

Answers A, B, and C are correct.

An OSPF router is configured with a basic hello timer of 10 seconds. What will the default dead interval timer be?

40 seconds

10 seconds

60 seconds

20 seconds

30 seconds

The OSPF packet header contains _____.

the area priority field

Correct!

the Type code for OSPF packet type

the router autonomous system field

the DROther field

Answers A and B are correct.

Which command will verify that a router that is running OSPFv2 has formed an adjacency with other routers in its OSPF area?

show ipv6 interface brief

show running-configuration Answered

Single area OSPFv3 has been enabled on a router via the ipv6 router ospf 5 command. Which command will enable this OSPFv3 process on an interface of that router?

None of the above

ipv6 ospf 0 area 0

ipv6 ospf 0 area 5

ipv6 ospf 5 area 5

Correct!

ipv6 ospf 5 area 0

Which command will provide information specific to OSPFv3 routes in the routing table?

show ip route ospfv3

show ipv6 route

show ip route ospf

show ip route ospf

Correct!

show ipv6 route ospf

A network administrator enters the command ipv6 router ospf 110 in global configuration mode. What is the result of this command

The router will be assigned an autonomous system number of 110.

The OSPFv3 AS number will be assigned an ID of 64.

The router will be assigned a router ID of 110.

The reference bandwidth will be set to 110 Mb/s.

Correct!

None of the above

Which command should be used to check the OSPF process ID, the router ID, networks the router is advertising, the neighbors the router is receiving updates from, and the default administrative distance?

show ip ospf

show ip ospf neighbor

Correct!

show ip protocols

show ip ospf interface

None of the above

A router in OSPF router has a data rate of 64 Kbps on one of its interfaces. What will the OSPF cost of that link be?

128

100

110

90

Correct!

1562

R1 is currently the DR router. R2 is currently the BDR router. R3 is currently the DROther. Your IT Manager has asked you to make R3 the DR and R2 the BDR. Which answer will achieve that goal?

Shutdown R3, R2, and R1 interfaces and bring them back up in the reverse order.

Boot up R3 first followed by R2, and then R1.

Change the priority number on R3 to be the highest.

Answers A and B are correct.

Change the priority on R2 to be the second highest.

(TCO 5) Cisco’s routers use this first to determine router-ID in OSPF. Assume IP addresses are configured on Physical and Loopback Interfaces only.

Largest loopback IP addresses

Lowest loopback IP addresses

IP addresses on physical interfaces

None of the above

Most active IP address

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