Cisco Implementing Cisco Service Provider Next-Generation Core Network Services : 642-887 valid dump torrent

  • Exam Code: 642-887
  • Exam Name: Implementing Cisco Service Provider Next-Generation Core Network Services
  • Updated: Aug 22, 2026
  • Q&As: 231 Questions and Answers

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Reference: http://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/642-887-spcore.html

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Cisco 642-887 Exam Certification Details:

Sample QuestionsCisco 642-887 Sample Questions
Exam NameImplementing Cisco Service Provider Next-Generation Core Network Services
Exam Code642-887 SPCORE
Exam Price$300 USD
Number of Questions65-75
Duration90 minutes
Recommended TrainingImplementing Cisco Service Provider Next-Generation Core Network Services (SPCORE)
Passing ScoreVariable (750-850 / 1000 Approx.)
Exam RegistrationPEARSON VUE

Cisco 642-887 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Transport Technologies8%- Optical transport and IPoDWDM
  • 1. IPoDWDM configuration on IOS-XR
    • 2. Transition from legacy transport
      Topic 2: MPLS and LDP in Service Provider Networks32%- MPLS implementation and verification
      • 1. LDP authentication and protection
        • 2. MPLS on core and edge routers
          - MPLS architecture and operations
          • 1. Label distribution and convergence
            • 2. LDP protocol and session establishment
              • 3. Label stack and forwarding
                Topic 3: MPLS Traffic Engineering (MPLS-TE)22%- Protection and optimization
                • 1. Link and node protection
                  • 2. TE path selection and tuning
                    - MPLS-TE concepts and components
                    • 1. RSVP-TE signaling
                      • 2. Bandwidth reservation
                        • 3. TE tunnels and path calculation
                          Topic 4: QoS in a Service Provider IP NGN Environment38%- Implementation on IOS-XR and IOS-XE
                          • 1. Hierarchical QoS
                            • 2. QPPB and CB-WFQ
                              • 3. QoS pre-classify
                                - QoS models and mechanisms
                                • 1. DiffServ and IntServ models
                                  • 2. Classification, marking, policing, shaping
                                    • 3. Trust boundaries and MQC

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