The best of Cisco certification 642-887 exam test software

Don't need a lot of time and money, only 30 hours of special training, and you can easily pass your first time to attend Cisco certification 642-887 exam. IT-Tests.com are able to provide you with test exercises which are closely similar with real exam questions.

With IT-Tests's help, you do not need to spend a lot of money to participate in related cram or spend a lot of time and effort to review the relevant knowledge, but can easily pass the exam. Simulation test software of Cisco 642-887 exam is developed by IT-Tests's research of previous real exams. IT-Tests's Cisco 642-887 exam practice questions have a lot of similarities with the real exam practice questions.

There are too many variables and unknown temptation in life. So we should lay a solid foundation when we are still young. Are you ready? Working in the IT industry, do you feel a sense of urgency? IT-Tests.com's Cisco 642-887 exam training materials is the best training materials. Select the IT-Tests.com, then you will open your door to success. Come on!

If you buy IT-Tests.com Cisco 642-887 exam training materials, you will solve the problem of your test preparation. You will get the training materials which have the highest quality. Buy our products today, and you will open a new door, and you will get a better future. We can make you pay a minimum of effort to get the greatest success.

Cisco 642-887 is a certification exam to test IT expertise and skills. If you find a job in the IT industry, many human resource managers in the interview will reference what Cisco related certification you have. If you have Cisco 642-887 certification, apparently, it can improve your competitiveness.

Exam Code: 642-887

Exam Name: Cisco (Implementing Cisco Service Provider Next-Generation Core Network Services)

With IT-Tests.com's Cisco 642-887 exam training materials you can pass the Cisco 642-887 exam easily. The training tools which designed by our website can help you pass the exam the first time. You only need to download the IT-Tests.com Cisco 642-887 exam training materials, namely questions and answers, the exam will become very easy. IT-Tests.com guarantee that you will be able to pass the exam. If you are still hesitant, download our sample of material, then you can know the effect. Do not hesitate, add the exam material to your shopping cart quickly. If you miss it you will regret for a lifetime.

642-887 (Implementing Cisco Service Provider Next-Generation Core Network Services) Free Demo Download: http://www.it-tests.com/642-887.html

NO.1 Which three conditions can occur when metering traffic using a dual token bucket traffic policing QoS
mechanism on Cisco routers? (Choose three.)
A. conform
B. pass
C. violate
D. exceed
E. burst
F. matched
Answer: A,C,D

Cisco   642-887   642-887 study guide

NO.2 When configuring LLQ (strict priority queue) on a traffic class using the Cisco IOS XR priority command
on a Cisco ASR9K router, which additional QoS command is required for this traffic class?
A. shape
B. police
C. random-detect
D. bandwidth
Answer: B

Cisco exam prep   642-887   642-887 braindump

NO.3 DS-TE implementations on Cisco routers support which bandwidth pool(s) and class type(s)? (Choose
two.)
A. global pool only
B. subpool only
C. global pool and subpool
D. class-type 0 only
E. class-type 1 only
F. class-type 0 and class-type 1
Answer: C,F

Cisco answers real questions   642-887 pdf   642-887   642-887 certification   642-887

NO.4 When implementing MPLS DS-TE on Cisco IOS XR routers, all aggregate Cisco MPLS TE traffic is
mapped to which class type by default?
A. class-type 0 (bandwidth global pool)
B. class-type 1 (bandwidth subpool)
C. class-type 2 (bandwidth priority)
D. class type class-default (bandwidth best-effort)
Answer: A

Cisco   642-887   642-887 test   642-887 exam

NO.5 What is the correct formula for determining the CIR.?
A. CIR = Bc/Tc
B. CIR = Bc x Tc
C. CIR = Tc/Bc
D. CIR = Bc + Be
E. CIR = Tc/(Bc+Be)
F. CIR = (Bc+Be)/Tc
Answer: A

Cisco   642-887   642-887   642-887 exam simulations   642-887 pdf   642-887

NO.6 Which field in the MPLS shim header is used to support different QoS markings?
A. IP precedence
B. DSCP
C. EXP
D. ToS
E. S
F. Label
Answer: C

Cisco   642-887   642-887

NO.7 On a Cisco IOS XR router, which mechanism protects the router resources by filtering and policing the
packets flows that are destined to the router that is based on defined flow-type rates?
A. LLQ
B. LPTS
C. Committed Access Rate
D. Control Plane Policing
E. Management Plane Protection
F. NetFlow
G. ACL
Answer: B

Cisco   642-887   642-887   642-887

NO.8 On the Cisco IOS XR, which MQC configuration is different than on the Cisco IOS and IOS XE?
A. On the Cisco IOS XR, WRED can only be applied in the output direction.
B. On the Cisco IOS XR, marking can only be applied in the input direction.
C. On the Cisco IOS XR, LLQ can be applied in the input or output direction.
D. On the Cisco IOS XR, LLQ can use up to four priority queues: level 1, level 2, level 3, and level 4.
Answer: C

Cisco answers real questions   642-887 study guide   642-887   642-887

NO.9 On Cisco routers, how is hierarchical QoS implemented?
A. Within the parent policy, reference another child policy using the policy-map command.
B. Within the child policy, reference another parent policy using the policy-map command.
C. Use the policy-map command within a service-policy to implement nested policy-maps.
D. Within the parent policy-map, reference another child policy-map using the service-policy command.
Answer: D

Cisco   642-887 exam dumps   642-887   642-887 test questions

NO.10 On the Cisco ASR9K router, when using the bandwidth command to specify the minimum guaranteed
bandwidth to be allocated for a specific class of traffic, what will be used as the queuing algorithm?
A. custom queuing
B. CBWFQ
C. WFQ
D. FIFO
E. priority queuing
Answer: B

Cisco test   642-887   642-887 pdf   642-887 questions   642-887

IT-Tests.com is a specialized IT certification exam training website which provide you the targeted exercises and current exams. We focus on the popular Cisco certification 642-887 exam and has studied out the latest training programs about Cisco certification 642-887 exam, which can meet the needs of many people. Cisco 642-887 certification is a reference of many well-known IT companies to hire IT employee. So this certification exam is very popular now. IT-Tests.com is also recognized and relied by many people. IT-Tests.com can help a lot of people achieve their dream. If you choose IT-Tests, but you do not successfully pass the examination, IT-Tests.com will give you a full refund.