Exam Name: Implementing Cisco Service Provider Next-Generation Core Network Services
Certification Provider: Cisco
Corresponding Certification: CCNP Service Provider
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- Total Questions: 231
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Instant Download Cisco : 642-887 Exam Dumps
Updated: Oct 15, 2026
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642-887 Online Test Engine
- Online Tool, Convenient, easy to study.
- 642-887 Practice Online Anytime
- Instant Online Access 642-887 Dumps
- Supports All Web Browsers
- Test History and Performance Review
- Supports Windows / Mac / Android / iOS, etc.
- Try Online Engine Demo
- Total Questions: 231
- Updated on: Oct 15, 2026
- Price: $69.00
642-887 Desktop Test Engine
- Installable Software Application
- Practice Offline Anytime
- Builds 642-887 Exam Confidence
- Simulates Real 642-887 Exam Environment
- Two Modes For 642-887 Practice
- Supports MS Operating System
- Software Screenshots
- Total Questions: 231
- Updated on: Oct 15, 2026
- Price: $69.00
642-887 PDF Practice Q&A's
- Printable 642-887 PDF Format
- Instant Access to Download 642-887 PDF
- Study Anywhere, Anytime
- Prepared by Cisco Experts
- Free 642-887 PDF Demo Available
- 365 Days Free Updates
- Download Q&A's Demo
- Total Questions: 231
- Updated on: Oct 15, 2026
- Price: $69.00
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Cisco 642-887 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Configuration and Implementation | - Traffic policy and classification implementation - Quality of service configurations - IOS, IOS-XE and IOS-XR commands for core features | |
| Service Provider Core Network Features | - VPLS and provider edge concepts - Core routing and forwarding - Network architecture and service models | |
| Quality of Service (QoS) in Service Provider Networks | 38% | - DiffServ and IntServ QoS models - MQC for QoS on Cisco platforms - Hierarchical QoS and trust boundaries - Classification, marking, congestion management and avoidance - Traffic policing and shaping |
| Multiprotocol Label Switching (MPLS) Technologies | - MPLS fundamentals and label distribution - LDP and IGP synchronization - MPLS over IOS, IOS-XE, IOS-XR - MPLS Traffic Engineering (MPLS-TE) |
Practical Answers for Cisco Implementing Cisco Service Provider Next-Generation Core Network Services Candidates
The latest exam information lists 65-130 questions for the 642-887 exam, to be completed in 90 minutes minutes. Rehearsing under these conditions in the online engine is the closest thing to sitting the real test.
The Cisco Implementing Cisco Service Provider Next-Generation Core Network Services blueprint is organized into these principal domains:
- Configuration and Implementation
- Quality of Service (QoS) in Service Provider Networks (38%)
- Multiprotocol Label Switching (MPLS) Technologies
Additional domains follow in the full official outline, and our bank spans them all.
A team of professional IT experts and certified trainers who focus on this exam field — and who keep the 642-887 bank under constant updating so every candidate prepares smoothly. Every answer is expert-verified, and you can check the accuracy yourself with a free demo before buying. The online test engine deserves special mention: it simulates the actual test environment, supports Windows, Mac, Android, and iOS, carries no installation limits, and lets you practice without limits of time or location — a smooth preparation process for office workers who cannot attend classes.
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Cisco specifies the following prerequisites for the Cisco Implementing Cisco Service Provider Next-Generation Core Network Services: Candidates should have solid experience with service provider networking, MPLS, QoS, and Cisco IOS platforms..
Verify the details on the official certification page before registering.
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Cisco Implementing Cisco Service Provider Next-Generation Core Network Services Sample Questions:
Which two benefits does MPLS provide? (Choose two.)
- A. forwarding that occurs through the use of source and destination labels instead of source and destination IP addresses
- B. no need for Layer 2 protocols such as Ethernet or Frame Relay when MPLS switching is enabled
- C. switching technology that negates the need for routing protocols
- D. explicit or constraint-based routing
- E. scalable support for VPNS
Correct Answer: B,E 🗳️
In Cisco IOS, what must be configured to ensure that an MPLS TE tunnel becomes active?
- A. layer 3 addressing on the tunnel, to establish bidirectional communication over the tunnel
- B. the tunnel with a minimum bandwidth value, to properly calculate CSPF
- C. the tunnel for autoroute, to ensure proper installation into the forwarding plane
- D. a path-option configuration, for either dynamic or explicit paths
Correct Answer: A 🗳️
When a link flaps, an mpls ldp session will also flap. Which feature minimizes traffic loss and provides faster convergence after the link is re-established?
- A. LDP nonstop routing
- B. BFD
- C. MPLS LDP IGP SYNC
- D. LDP session protection
- E. graceful restart
Correct Answer: D 🗳️
An engineer has been tasked to configure a guaranteed 10 Mbps priority queue for traffic matched by class-map VOICE_CLASS on Cisco IOS XR. Which policy must be applied for outgoing traffic on interface FastEthernet 0/0/1?
- A. configure
policy-map VOICE_POLICY
class VOICE_CLASS
priority percent 10
exit
exit
interface FastEthernet 0/0/1
service-policy output VOICE_POLICY
commit - B. configure
policy-map VOICE_POLICY
class VOICE_CLASS
police rate 10000
exceed-action drop
exit
priority level 1
exit
exit
interface FastEthernet 0/0/1
service-policy output VOICE_POLICY
commit - C. configure
policy-map VOICE_POLICY
class VOICE_CLASS
police rate 1000
exceed-action drop
exit
priority level 1
exit
exit
interface FastEthernet 0/0/1
service-policy output VOICE_POLICY
commit - D. configure
policy-map VOICE_POLICY
class VOICE_CLASS
police rate 10 Mbps
exceed-action shape
exit
priority level 1
exit
exit
interface FastEthernet 0/0/1
service-policy output VOICE_POLICY
commit
Correct Answer: B 🗳️
A network engineer sees that no LDP are allocated to prefixes in the LFIB. IP connectivity is between the LDP source interface, and MPLS is properly configured on the appropriate interface. What Is the issue?
- A. IS-IS is not enabled.
- B. TDP is not enabled.
- C. Cisco Express Forwarding is not enabled.
- D. RSVP is not enabled.
Correct Answer: C 🗳️
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