Actual Exam Questions For Cisco 642-887

Question No. 1

Refer to the exhibit. Which configuration error prevents this traffic-shaping policy from working?

• A. The WAN interface is starting to drop packets because no queuing mechanism is implemented.
• B. Traffic-shaping policies are applied only in the outbound direction.
• C. The class_A configuration shape peak is used to maximize the serial interface performances.
• D. The service-policy command is applied only on logical or channeled interfaces.

Question No. 2

Which two interface types can support qos pre-classify (Choose two.)

• A. virtual templates
• B. tunnel interfaces
• C. FastEthernet
• D. FDDI

Question No. 3

Which item is not available to be used for QoS classification in Cisco IOS XR?

• A. MAC SA
• B. protocol
• C. inner EXP
• D. discard-class
• E. QoS-group
• F. VLAN

Question No. 4

A network engineer must design a core network routing domain that supports Cisco MPLS TE. Which two interior gateway protocols represent viable solutions? (Choose two.)

• A. Routing Information Protocol version 2
• B. Open Shortest Path First
• C. Enhanced Interior Gateway Routing Protocol
• D. Intermediate-System to Intermediate-System
• E. Border Gateway Protocol

Question No. 5

Refer to the exhibit.

You are about to implement security features, including this configuration, within the MPLS network of a large MPLS service provider. How does the router distribute the labels to its neighbors?

• A. All network 10.100.0.0/24 labels are sent to all TDP neighbors
• B. All network 10.100.0.0/16 labels are sent to all LDP neighbors
• C. All network 10.100.0.0/24 labels are sent to all LDP neighbors
• D. All network 10.100.0.0/24 labels are sent to all LDP and TDP neighbors

Question No. 6

Refer to the exhibit. What happens to the traffic that exceeds the CIR?

• A. It is set an EXP value of 5 and transmitted
• B. It is set an EXP value of 5 and dropped
• C. It is set an EXP value of 0 and transmitted
• D. It is set an EXP value of 3 and dropped