Cisco 642-887 Brain Dumps With Demos

DumpsSchool Cisco 642-887 exam questions include valid knowledge about Implementing Cisco Service Provider Next-Generation Core Network Services which helps to pass this 642-887 exam.

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Question No. 1

Which protocol is used to send MPLS OAM traffic over an MPLS network?

Answer: D

Question No. 2

Which QoS mechanism is used for congestion avoidance?

Answer: C

Question No. 3

What is the function of MPLS FRR?

Answer: D

Question No. 4

Which configuration fulfills the requirement of configuring LDP with Cisco Nonstop Forwarding on a router with 5 minutes time to hold the forwarding table information and 1 minute retry timer value for an LDP connection?

Answer: B

Question No. 5

What is a primary difference between QoS operations on IOS and IOS XR?

Answer: B

Question No. 6

Referring to the show output exhibit, which statement is correct?

Answer: B

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