Juniper JN0-664 : Service Provider, Professional (JNCIP-SP)

  • Exam Code: JN0-664
  • Exam Name: Service Provider, Professional (JNCIP-SP)
  • Updated: Oct 13, 2026   Q&As: 99 Questions and Answers

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About Juniper JN0-664 Exam

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Juniper JN0-664 Exam Syllabus Topics:

SectionObjectives
Routing Protocols- IS-IS
- BGP
- OSPF
Multicast
MPLS Technologies- Label Distribution Protocol (LDP)
- Traffic Engineering
- MPLS VPNs (Layer 3 VPN)
Network Services and High Availability- Service provider architecture considerations
- Redundancy and convergence mechanisms
Core IP/MPLS Networking

The Juniper JN0-664 Exam, Explained

Yes, the official recommendations are:

Courses are worth the time if you have it — and if you don't, they're not the only route. Busy candidates often go straight to the JN0-664 practice questions from TorrentVCE, which compress the exam's knowledge points into focused, time-saving practice.

The Juniper Service Provider, Professional (JNCIP-SP) leads to the JNCIP Service Provider certification at the Professional level. Employers notice it in interviews — it's shorthand for proven ability, and it often decides who reaches the final round. It also pairs with related credentials like JNCIS-SP, JNCIE-SP if you plan to keep climbing.

There is. The free PDF demo shows exactly what you're buying — real questions, real answer quality. After purchase, 365 days of free updates keep the material current, and renewing an expired update period costs 50% of the price through your member zone.

The Juniper Service Provider, Professional (JNCIP-SP) blueprint spans 5 domains, including Network Services and High Availability, Multicast, Routing Protocols. Those percentages are the vendor telling you where the points are — spend your limited study hours accordingly. The complete outline above breaks down every subtopic.

Use the vendor's official registration channels listed here:

Also worth noting when you book: the JN0-664 exam is delivered Online proctored or Pearson VUE testing center, so factor that into your choice of test date and location.

Recommended knowledge equivalent to JNCIS-SP level certification Because eligibility rules change over time, treat the vendor as the final authority — check the official JN0-664 requirements before paying any fees.

The exam packs Approximately 65 questions into 120 minutes. Busy professionals, take note: the time pressure is real but trainable. Set a pace target per question, practice skipping without guilt, and run timed mock exams in the TorrentVCE engine until finishing on time becomes a habit rather than a hope.

Delivery takes about a minute — payment confirms, files unlock for instant download, an email copy follows, and you can install on unlimited computers; our responsive support team steps in if 2 hours pass with nothing received. If the exam itself goes badly, the 100% Money Back Guarantee applies: take the corresponding JN0-664 exam within 60 days of purchase, and if you fail, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam — refunds are processed within 7 days. The conditions: no exams within 3 days of purchase, the candidate name must match the payer's, and free or expired products are excluded. Alternatively, exchange for two equal-value exam products at no cost while keeping your updates.

Juniper Service Provider, Professional (JNCIP-SP) Sample Questions:

Question #1

You have an L2VPN connecting two CEs across a provider network. The CEs and provider network are configured with the default MTU setting. You use the ping command from one CE to the other CE with a size of 1500 bytes.
In this scenario, which statement is correct when using the ping command?

  • A. You expect an ICMP message too long error.
  • B. You expect an echo reply.
  • C. You expect the ping results to be fragmented.
  • D. You expect a silent discard.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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Question #2

Exhibit

The network shown in the exhibit is based on IS-IS
Which statement is correct in this scenario?

  • A. The system IDofR1_2 is 192.168.16.1
  • B. The NSEL byte for Area 0001 is 00.
  • C. The area address is two bytes.
  • D. The routers are using unnumbered interfaces
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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Question #3

You are using a Layer 3 VPN to connect two customer sites. The VPN routes for the customer networks appear as hidden in the bgp. 13vpn. o routing table on the PE routers.
What is causing this problem?

  • A. The routes use overlapping IP addresses.
  • B. There is not an established MPLS LSP between the two PE routers.
  • C. Route targets are not configured.
  • D. There is a routing loop in the service provider backbone.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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Question #4

Which three statements about IS-IS in a multi-area network are correct? (Choose three.)

  • A. Internal L1 PDUs are flooded to all L1 routers in other areas.
  • B. Internal L1 PDUs are flooded to the local area's L2 routers.
  • C. Internal L1 PDUs are only flooded to the local area's L1 routers.
  • D. External L2 PDUs are flooded to all L2 routers in other areas.
  • E. External L2 PDUs are only flooded to the local area's L2 routers.
Reveal Solution  Discussion  0

Correct Answer: B,C,D  🗳️

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Question #5

Which statement is true regarding BGP FlowSpec?

  • A. It uses a remote triggered black hole to protect a network from a denial-of-service attack.
  • B. It uses dynamically created routing policies to protect a network from denial-of-service attacks
  • C. It verifies that the source IP of the incoming packet has a resolvable route in the routing table
  • D. It is used to protect a network from denial-of-service attacks dynamically
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

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