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Home Cisco® 644-906

Cisco® 644-906 Exam Practice Questions (P. 4)

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Question #16
Which two of the following statements regarding task-based authorization are true? (Choose two.)
  1. A
    The user group concept in Cisco IOS XR Software relates to a group of users with common characteristics.
  2. B
    All of the user groups are precreated by default.
  3. C
    In addition to the predefined task groups, Cisco IOS XR Software provides the ability to custom create task groups consisting of individual tasks.
  4. D
    User groups and task groups cannot inherit from other user groups and task groups.

Correct Answer:
AC

Question #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?
  1. A
    RP/0/RSP0/CPU0:R15(config-static)#ip route 0.0.0.0 0.0.0.0 10.52.204.161
  2. B
    RP/0/RSP0/CPU0:R15(config-static-afi)#0.0.0.0/0 10.52.204.161
  3. C
    RP/0/RSP0/CPU0:R15(config)#router static 0.0.0.0/32 10.52.204.161
  4. D
    RP/0/RSP0/CPU0:R15#ip default-network 0.0.0.0 10.52.204.161 255.255.255.255
  5. E
    it is not possible to configure static routes in Cisco IOS XR Software

Correct Answer:
B

Question #18
What is the main function of LPTS?
  1. A
    filter routing updates
  2. B
    maintain the Internal Forwarding Information Base (IFIB)
  3. C
    classify transit packets
  4. D
    guarantee reliable transport service for network management requests

Correct Answer:
B

Question #19
Where is the LPTS policer applied?
  1. A
    egress line-card egress queue
  2. B
    egress line-card CPU
  3. C
    route processor CPU
  4. D
    distributed RP CPU
  5. E
    ingress line card

Correct Answer:
E

Question #20

Referring to the diagram and configuration on Routers XR-1 and XR-2, which three statements are correct? (Choose three.)
  1. A
    Router XR-1 can never be a designated router or designated intermediate system.
  2. B
    The transmission of IS-IS packets will be suppressed on interface GigabitEthernet0/0/0/2 on Router XR-1.
  3. C
    The received IS-IS packets from Router XR-2 will be suppressed from being processed.
  4. D
    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. E
    Router XR-1 will use the incremental shortest path first algorithm when there are minimal topology changes.
  6. F
    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).

Correct Answer:
DEF

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