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Last Updated: Sep 03, 2026

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The JN0-662 exam is known for its demanding coverage, and many candidates underestimate the Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) syllabus until it is too late. Actualtests4sure breaks that challenge down into 68 practice questions that mirror the scope and style of the test, helping you prepare with purpose.

Juniper JN0-662 Exam Overview:

Certification Vendor:Juniper Networks
Exam Name:Service Provider Routing and Switching - Professional (JNCIP-SP)
Exam Number:JN0-662
Exam Format:Scenario-based, Multiple Choice
Exam Price:$300 USD
Available Languages:English
Related Certifications:JNCIE-SP
JNCIS-SP
JNCIA-Junos
Exam Duration:120 minutes
Real Exam Qty:65-70
Certificate Validity Period:3 years
Passing Score:Variable (scaled score, approx. 65-70%)
Recommended Training:Junos Multicast Routing (JMR)
Advanced Junos Service Provider Routing (AJSPR)
Junos MPLS and VPNs (JMV)
Exam Registration:Pearson VUE Registration
Sample Questions:Juniper JN0-662 Sample Questions
Exam Way:Onsite at Pearson VUE test centers; Online proctored exam available
Pre Condition:Active JNCIS-SP certification or equivalent knowledge
Official Syllabus URL:https://www.juniper.net/us/en/training/certification/tracks/service-provider-routing-switching/jncip-sp.html

Juniper JN0-662 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Layer 2 VPNs10%- VPLS and VPWS concepts
- Configuration and troubleshooting
- Signaling and forwarding
Topic 2: IP Multicast10%- PIM-SM and PIM-SSM
- RP mechanisms and MSDP
- Multicast monitoring and troubleshooting
Topic 3: BGP20%- BGP attributes and path selection
- Route policies and communities
- BGP scaling and troubleshooting
- IBGP and EBGP deployment
Topic 4: Layer 3 VPNs15%- Multi-protocol VPNs
- BGP/MPLS VPN architecture
- VRF and route target handling
- Troubleshooting L3VPNs
Topic 5: Class of Service (CoS)5%- Classification and marking
- Queuing and scheduling
- Policing and shaping
Topic 6: IS-IS15%- IS-IS protocol operation
- Route leaking and summarization
- Level 1/Level 2 routing
- Troubleshooting IS-IS
Topic 7: MPLS10%- RSVP-TE and traffic engineering
- Label switching and LDP
- MPLS operations and troubleshooting
Topic 8: OSPF15%- Route summarization and filtering
- OSPFv2 and OSPFv3 concepts
- Virtual links and troubleshooting
- Area types and LSA operation

Frequently Asked Questions About Juniper Service Provider Routing and Switching - Professional (JNCIP-SP)

The JN0-662 exam leads to the Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) certification, a Professional-level credential from Juniper. It validates the skills measured by the Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) syllabus and is a recognized step for IT professionals building their careers, and it sits alongside related credentials such as JNCIA-Junos, JNCIS-SP, JNCIE-SP.

The Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) exam includes 65-70 questions and gives you 120 minutes to complete them. That works out to a fairly tight pace, so reading each question carefully but decisively matters more than perfectionism. If a question stalls you, flag it and move on; banking the easier points first keeps time pressure from snowballing near the end. Before test day, run at least one full timed session with the Actualtests4sure practice test so the rhythm feels familiar rather than rushed.

You need Variable (scaled score, approx. 65-70%) to pass the JN0-662 exam, and the official registration fee is $300 USD. Keep in mind that a failed attempt means paying the full fee again to retake the exam, so it pays to be honest with yourself before booking a seat. A practical benchmark: work through the 68 practice questions at Actualtests4sure until you can score comfortably above the passing line in timed mode, then schedule your exam.

Active JNCIS-SP certification or equivalent knowledge Because Juniper may adjust its policies over time, we recommend confirming the latest requirements on the official exam page (official exam page) before you register.

You can sign up for the Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) exam through any of the official registration channels below:

As for how the exam is delivered: Onsite at Pearson VUE test centers; Online proctored exam available.

Juniper suggests the following training options for candidates preparing for Juniper Service Provider Routing and Switching - Professional (JNCIP-SP):

Formal training is a solid foundation, and pairing it with the 68 practice questions from Actualtests4sure helps you turn that knowledge into exam-day confidence.

Yes. Actualtests4sure offers a free PDF demo of the Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) material, so you can review the question style and answer quality before making a decision. Every purchase also includes 365 days of free updates, and after that period you can extend your updates at a 50% discount, which keeps your preparation current through 2026 and beyond.

If you take the Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) exam within 60 days of your purchase and do not pass, Actualtests4sure offers a full refund under its Money Back Guarantee. To apply, send a scanned copy of your exam enrollment slip together with your official Score Report in PDF format within 2 days of the exam date, and your claim will be processed within 7 days. The guarantee applies only to the corresponding exam: attempts made within 3 days of purchase, exams downloaded but never actually taken, free materials, and expired orders are not eligible, and the candidate name must match the purchaser name. If you would rather not take a refund, you can exchange your product for two additional exam preparation products of equal value and keep the update service on your original purchase. Delivery itself is instant: your product is available for download right after payment and is also sent to your email within one minute, and if it has not arrived within 2 hours, contact our support team. There is no limit on how many computers you can install it on.

The Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) syllabus is divided into 8 main domains, including MPLS (10%), Layer 2 VPNs (10%), IS-IS (15%). Each domain carries a different share of the total score, so knowing where the weight sits helps you allocate your study time wisely. You will find the complete, up-to-date outline in the Exam Topics section above.

Juniper Service Provider Routing and Switching - Professional (JNCIP-SP) Sample Questions:

Question 1

Which transport mechanism is required for Layer 3 VPNs?

A. GRE
B. MPLS
C. IPsec
D. VXLAN


Question 2

Click the Exhibit button.

Referring to the exhibit, the Layer 2 VPN between PE-1 and PE-2 is not functioning properly.
What must you do to solve the problem?

A. Set the local site identifier to 3.
B. Set the remote site identifier to 5.
C. Set the remote site identifier to 3.
D. Set the local site identifier to 1.


Question 3

According to Juniper Networks, what are three methods of scaling Layer 2 VPNs? (Choose three.)

A. route reflection
B. inbound route filters
C. outbound route filters
D. filter-based forwarding
E. BGP route refresh


Question 4

You are troubleshooting a Layer 3 VPN issue. The VPN has been passing traffic successfully for some time, but now it is reported that traffic is no longer flowing. You look into the bgp.l3vpn.0 table and see newly hidden routes.
What would be the cause of this problem?

A. The LSP used to connect the PE routers is down.
B. The connection from the PE to the customer is down.
C. The BGP routes received from the customer are no longer reachable.
D. The family inet-vpn parameter was deleted from the BGP configuration of the PE router.


Question 5

Click the Exhibit button.

The route shown in the exhibit is being advertised to the EBGP peer and displays a next hop of itself. However, you do not have a next-hop self policy configured. What would cause this behavior?

A. The set protocols bgp path-selection as-path-ignore is not set and must be added so the next-hop attribute will propagate from the peer.
B. The IBGP peers have a next-hop self policy, which the router is exporting to the EBGP neighbors.
C. The set protocols bgp accept-remote-next hop is not set and must be added so the next-hop attribute will propagate from the peer.
D. The next-hop attribute was modified by default when it was advertised to the EBGP peer, without applying a policy.


Solutions:

Question 1
Answer: B
Question 2
Answer: C
Question 3
Answer: A,C,E
Question 4
Answer: A
Question 5
Answer: D

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