Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) : JN0-649

JN0-649 real exams

Exam Code: JN0-649

Exam Name: Enterprise Routing and Switching, Professional (JNCIP-ENT)

Updated: Sep 22, 2026

Q & A: 195 Questions and Answers

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An online test engine you can only find at RealVCE comes with the Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) practice package. It runs on any electronic device, lets you set the session time just like the real JN0-649 exam, and marks the questions you struggle with so your next round of practice starts where you left off.

Juniper JN0-649 Exam Overview:

Certification Vendor:Juniper Networks
Exam Name:Enterprise Routing and Switching, Professional (JNCIP-ENT)
Exam Number:JN0-649
Exam Format:Multiple Response, Multiple Choice
Available Languages:English
Certificate Validity Period:3 years
Exam Duration:90 minutes
Exam Price:USD 400
Related Certifications:JNCIP-ENT
JNCIS-ENT
JNCIE-ENT
Passing Score:Variable (approximately 60%–70%)
Real Exam Qty:65
Sample Questions:Free Download real JN0-649 VCE file
Exam Way:Pearson VUE testing center or online proctored exam.
Pre Condition:Juniper Networks Certified Specialist, Enterprise Routing and Switching (JNCIS-ENT) certification is recommended before attempting JNCIP-ENT.
Official Syllabus URL:https://www.juniper.net/us/en/training/certification/tracks/enterprise-routing-switching/jncip-ent.html

Juniper JN0-649 Exam Syllabus Topics:

SectionObjectives
Layer 2 Authentication and Access Control- Captive Portal
- MAC RADIUS
- Server Fail Fallback
- Guest VLAN
- Multiple Authentication Methods
- 802.1X
Ethernet Switching and Spanning Tree- L2PT
- Filter-Based VLANs
- VSTP
- Private VLANs
- Q-in-Q
- MSTP
- MVRP
EVPN- EVPN Route Types
- VXLAN
- EVPN Multihoming
- Configure, troubleshoot, and monitor EVPN
IP Multicast- MSDP
- Anycast RP
- Multicast Routing Policy
- Multicast Addressing and Traffic Flow
- ASM and SSM
- RPF
- PIM Sparse Mode
- IGMP and IGMP Snooping
- Rendezvous Point
Class of Service (CoS)- Shaping
- Schedulers
- Drop Profiles
- Classification
- Forwarding Classes
- Rewrite Rules
- Packet Loss Priority
- Policers
BGP- BGP Route Selection Process
- BGP Attributes
- BGP Communities
- Next Hop Resolution
- Advanced BGP Features
- Multipath and Load Balancing
- BGP Routing Policy
- NLRI Families
IP Telephony Features- Voice VLAN
- LLDP and LLDP-MED
- Power over Ethernet (PoE)
Interior Gateway Protocols (IGPs)- Routing Policy
- Configure, troubleshoot, and monitor IGPs
- OSPFv3
- OSPFv2

JN0-649 Exam Questions Answered: Format, Topics, and Prep

The JN0-649 exam is the official assessment for the Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) certification offered by Juniper. It checks whether you can apply the knowledge areas in the exam objectives to practical situations, and passing it earns a credential that employers across the industry recognize. For professionals who feel stuck in their current role, it is often the most concrete next step available.

Juniper Networks Certified Specialist, Enterprise Routing and Switching (JNCIS-ENT) certification is recommended before attempting JNCIP-ENT.

The official outline for the JN0-649 exam highlights these domains:

  • Ethernet Switching and Spanning Tree ()
  • EVPN ()
  • BGP ()

Weighting your study time toward the heavier domains first is a sensible strategy, and the Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) practice questions at RealVCE follow the same objective structure.

The JN0-649 exam gives you 90 minutes minutes to answer 65 questions. That pace leaves little room for hesitation, which is why rehearsing under a timer — for example with the online test engine at RealVCE, where you can set the session length just like the real test — is such a useful habit.

The online test engine is exclusive to RealVCE and runs on any electronic device — phone, tablet, or computer — with no installation barriers. It recreates the atmosphere of the real JN0-649 exam: you set the test time the way it will be on exam day, work through the Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) practice questions under that pressure, and at the end the engine marks the questions you got wrong and reminds you to practice them again next time. Over a few sessions, that loop turns weak areas into reliable ones.

To pass the JN0-649 exam you need a score of Variable (approximately 60%–70%), and the registration fee is USD 400. Since each attempt costs the full fee, arriving over-prepared is cheaper than arriving under-prepared — timed mock sessions and repeated review of missed questions are the usual ways candidates close that gap.

Right after payment you get instant access to the JN0-649 exam product — 195 practice questions for the Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) exam with expert-verified answers — and the download link is also emailed to you automatically, typically within a minute. Your purchase includes 365 days of free updates; our team checks for exam changes daily, and when a new version is released the system sends it straight to your mailbox. A 50% renewal discount applies if you extend updates beyond the first year, and payment by Credit Card is handled through a secure checkout.

Juniper Enterprise Routing and Switching, Professional (JNCIP-ENT) Sample Questions:

Question #1

You created a firewall rule to protect the Routing Engine. After applying the rule, your OSPF adjacencies dropped.
How would you solve this problem?

  • A. Configure the loopback interface under the [edit protocols ospf] hierarchy.
  • B. Apply the firewall filter to the physical ports.
  • C. Define a router ID under the [edit routing-options] hierarchy.
  • D. Create a firewall term that allows IP protocol 89.
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

Question #2

You are implementing CoS for a custom application that is labeling its packets with DSCP code- point 101111. You have applied the configuration shown in the exhibit, but not that while some custom application traffic ingressin on ge-0/0/1 transits the SRX Series device successfully, packets ingressing all other ge-* interfaces are being dropped.
Which action should you take to solve this problem?

  • A. Remove the BA classifier from all ge-interfaces.
  • B. Configure a scheduler and scheduler map for expedited-forwarding and apply to all interfaces.
  • C. Apply the rate-limit-ef policer to all ge-interfaces.
  • D. Modify the BA classifier to assign code point 101111 to loss priority low.
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

Question #3

Referring to the exhibit, anycast RP is implemented to ensure multicast service availability. The source is currently sending multicast traffic using group 239.1.1.1 and R3 is receiving PIM register messages, but R2 does not have active source information. In this scenario, what are two methods to receive the active source information on R2? (Choose two.)

  • A. Configure an MSDP protocol between R2 and R3.
  • B. Configure an RP set in PIM on R2 and R3, allowing the RPs to forward PIM register messages to the other RPs in the set.
  • C. Configure an RP set in PIM on R1, allowing R1 to forward PIM register messages to R2 and R3 in the set.
  • D. Configure an MSDP protocol between R1 and R2.
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

Explanation: Only visible for RealVCE members. You can sign-up / login (it's free).

Question #4

You are running OSPF as your IGP. The interfaces connecting two routers are in the ExStart state. You notice that something is incorrect with the configuration. Referring to the exhibit, which statement is correct?

  • A. The subnet mask is incorrect.
  • B. The MTU setting are incorrect.
  • C. The IP addresses are incorrect.
  • D. The interface type is incorrect.
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Question #5

Referring to the exhibit, which TTL value will be sent to the LLDP neighbors?

  • A. 400 seconds
  • B. 120 seconds
  • C. 90 seconds
  • D. 200 seconds
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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