Online Access Free 644-906 Practice Test

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

• A.All of the user groups are precreated by default.
• B.The user group concept in Cisco IOS XR Software relates to a group of users with common characteristics.
• C.In addition to the predefined task groups, Cisco IOS XR Software provides the ability to custom create task groups consisting of individual tasks.
• D.User groups and task groups cannot inherit from other user groups and task groups.

What are the three potential use cases of NetFlow in an actual network deployment? (Choose three.)

• A.providing a means for traffic accounting and billing for customers
• B.providing deep application inspections and controls
• C.providing the network telemetry for identifying and mitigating DDoS attacks
• D.identifying the traffic source and destination for optimizing peering and transit links
• E.providing traffic traces that are comparable to what is provided by a packet sniffer and RMON

What is the correct procedure to associate a VRF to a static route?

• A.specify the VRF under "router static" in configuration mode
• B.define the VRF in the global configuration
• C.configure the VRF under the interface
• D.specify the VRF in the route global configuration command

Which command configures IPv4 uRPF strict mode on an interface?

• A.ipv4 verify multicast source reachable-via tx
• B.ipv4 verify unicast destination reachable-via rx
• C.ipv4 verify unicast source reachable-via any
• D.ipv4 verify unicast source reachable-via rx
• E.ipv4 verify unicast source reachable-via tx

The Cisco CRS 16-Slot Line Card Chassis Site Planning Guide suggests having 48 inches of clearance behind the chassis. What would definitely happen to the system if there were only 28 inches of clearance behind the Cisco CRS 16-Slot Line Card Chassis?

• A.The fabric card could not be exchanged if one failed.
• B.The system would overheat due to inadequate airflow.
• C.The modular services card (MSC) could not be exchanged if one failed.
• D.The fan tray could not be exchanged if one failed.