642-887 Dumps Implementing Cisco Service Provider Next-Generation Core Network Services
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Exam Summary Exam Number
642-887 SPCORE
Associated Certifications Duration
90 minutes (65 - 75 questions)
Available Languages Register
CCNP Service Provider
English
Pearson VUE
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Exam description The 642-887 SPCORE Implementing Cisco Service Provider NextGeneration Core Network Services exam. This exam tests a candidate's knowledge of the concepts and implementation of MPLS technology and MPLS-TE services. It also validates the understanding of technology principles of basic Quality of Service, and Quality of Service with Multi Protocol Label Switching (MPLS) to implement advanced features and functions. Candidates can prepare for this exam by taking the Implementing Cisco Service Provider Next-Generation Core Network Services (SPCORE) course.
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Sample Questions Question No 1 When configuring class-based WRED on Cisco routers, which WRED parameter is notuser configurable on a Cisco IOS XR but is user configurable on a Cisco IOS and IOS XE? Options A.the ingress or egress direction where the class-based WRED policy will be applied B.the maximum threshold C.the minimum threshold D.the mark probability denominator Answer: D
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Question No 2 The Cisco IOS and IOS XE qos pre-classify command allows which kind of packet classification on IP packets that are encapsulated with GRE and IPsec? Options A.allows for packets to be classified based on the ToS byte values before packetencryption B.allows for packets to be classified based on the ToS byte values after packet encryption C.allows for packets to be classified based on the packet payload before packet encryption D.allows for packets to be classified based on the packet payload after packet encryption E.allows for packets to be classified based on the packet header parameters other than the ToS byte values after packet encryption Answer: E
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Question No 3 What is the correct formula for determining the CIR? Options 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 https://www.realexamdumps.us/cisco/642-887-braindumps.html
Question No 4 Which two network devices are trusted endpoints in a network? (Choose two.) Options A.video endpoint B.PC C.wireless clients D.IP phone Answer: A,D
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Question No 5 A network operations center requests support to configure a Cisco MPLS TE tunnel on aCisco IOS XR router. Which command sets a specific bandwidth required to thecorresponding Cisco MPLS TE tunnel? Options A.rsvp interface interface-path-id bandwidth bandwidth B.interface tunnel-te tunnel_id ! bandwidth bandwidth C.interface tunnel-te tunnel_id ! signaled-bandwidth bandwidth D.mpls traffic-eng auto-bw collect frequency value ! Answer: C https://www.realexamdumps.us/cisco/642-887-braindumps.html
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