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Implementing and Maintaining Cisco Technologies Using IOS XR

Question No: 11

Which two of the following are correct commands to activate the PIE file lt;hfr-mgbl-p.pie- 4.0.1gt;? (Choose two.)

1. install add tftp://172.20.165.36/hfr-mgbl-p.pie-4.0.1 activate

2. install activate tftp://172.20.165.36/hfr-mgbl-p.pie-4.0.1

3. install add disk0:hfr-mgbl-p-4.0.1 activate

4. install activate disk0:hfr-mgbl-p.pie-4.0.1

Answer: A,D

Question No: 12

Which command will correctly deactivate asr9k-mpls-p-4.1.0?

1. RP/0/RSP0/CPU0:P1 (admin)#install remove disk0:asr9k-mpls-p-4.1.0

2. RP/0/RSP0/CPU0:P1 (config)#install deactivate smu location disk0:

3. RP/0/RSP0/CPU0:P1 (admin-config)#deactivate disk0:asr9k-mpls-p-4.1.0

4. RP/0/RSP0/CPU0:P1 (admin)#install deactivate disk0:asr9k-mpls-p-4.1.0

5. RP/0/RSP0/CPU0:P1 #asr9k-mpls-p-4.1.0 disk0:deactivate sync

Answer: D

Question No: 13

Which answer best summarizes the difference between p and px images, hfr-mini-p.vm-

4.1.1 and hfr-mini-px.vm-4.1.1, respectively?

1. P images can only support legacy hardware, while px images can only support new CRS-3 hardware.

2. P images can use an SMU to operate as x86 images.

3. P images can only support Power PC hardware, while px images can support both Power PC and Intel hardware in the same chassis.

4. P and px images can both be installed on the same ROMMON version.

5. P and px images are roughly the same because they are built to operate on the same system.

Answer: C

Question No: 14

Which Cisco IOS XR command sequence will load a specific configuration?

1. (config)#load disk0:name.cfg

2. #copy disk0:name.cfg running-confirguration

C. #copy tftp://255.255.255.255/name.cfg

1. #load commit changes lt;namegt;

2. (config)#load commit lt;namegt;

Answer: A

Question No: 15

Which of the following functions can be configured in the Administration Config mode? (Choose two)

1. BGP routing

2. MPLS Traffic Engineering

3. SDR hostname

4. Secure Shell login

5. nonowner SDR

Answer: C,E

Question No: 16

Which two of the following statements regarding task-based authorization are true? (Choose two.)

1. The user group concept in Cisco IOS XR Software relates to a group of users with common characteristics.

2. All of the user groups are precreated by default.

3. In addition to the predefined task groups, Cisco IOS XR Software provides the ability to custom create task groups consisting of individual tasks.

4. User groups and task groups cannot inherit from other user groups and task groups.

   Answer: A,C

   Question No: 17

   A network administrator needs to configure a default IPv4 route for a Cisco CRS-1 router. Which Cisco IOS XR command will accomplish this task?

   A. RP/0/RSP0/CPU0:R15(config-static)#ip route 0.0.0.0 0.0.0.0 10.52.204.161

   B. RP/0/RSP0/CPU0:R15(config-static-afi)#0.0.0.0/0 10.52.204.161

   C. RP/0/RSP0/CPU0:R15(config)#router static 0.0.0.0/32 10.52.204.161

   D. RP/0/RSP0/CPU0:R15#ip default-network 0.0.0.0 10.52.204.161 255.255.255.255

5. it is not possible to configure static routes in Cisco IOS XR Software

Answer: B

Question No: 18

What is the main function of LPTS?

1. filter routing updates

2. maintain the Internal Forwarding Information Base (IFIB)

3. classify transit packets

4. guarantee reliable transport service for network management requests

Answer: B

Question No: 19

Where is the LPTS policer applied?

1. egress line-card egress queue

2. egress line-card CPU

3. route processor CPU

4. distributed RP CPU

5. ingress line card

Answer: E

Question No: 20

Referring to the diagram and configuration on Routers XR-1 and XR-2,

which three statements are correct? (Choose three.)

1. Router XR-1 can never be a designated router or designated intermediate system.

2. The transmission of IS-IS packets will be suppressed on interface GigabitEthernet0/0/0/2 on Router XR-1.

3. The received IS-IS packets from Router XR-2 will be suppressed from being processed.

4. Router XR-1 and Router XR-2 will form a neighbor adjacency, and Router XR-2 will become the designated router or designated intermediate system.

5. Router XR-1 will use the incremental shortest path first algorithm when there are minimal topology changes.

6. Router XR-1 can form a neighbor adjacency over interface GigabitEthernet0/0/0/2 but will not advertise 10.1.1.0/24 in its link-state packets (LSPs).

Answer: D,E,F

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