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- Total Questions: 192
- Updated on: Oct 13, 2026
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- Total Questions: 192
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- Total Questions: 192
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Timed tests, performance marking, mistakes pointed out — really like the real test. The Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) APP engine at Prep4away: 192 practice questions for the JN0-351 exam in 2026.
Juniper JN0-351 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Layer 2 Security | - Switch security features
|
| Topic 2: Tunneling Technologies | - IP tunneling
|
| Topic 3: High Availability | - Junos HA features
|
| Topic 4: Layer 3 Routing Fundamentals | - Routing protocols
|
| Topic 5: Layer 2 Switching | - Spanning Tree Protocol (STP/RSTP)
|
Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) Exam FAQ — Worry-Free Answers
The Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) is Juniper's certification exam for JNCIS-ENT (Juniper Networks Certified Internet Specialist – Enterprise Routing and Switching), at the Specialist level. It's demanding enough to intimidate — timed practice is the cure. Related credentials include JNCIA-Junos, JNCIP-ENT, JNCIE-ENT.
Yes:
After any course, build confidence with the 192 practice questions for the Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) — every answer expert-verified.
Through the vendor's official registration channels:
The Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) is delivered Pearson VUE proctored exam (online or test center) — pick the arrangement that suits you when booking.
90 minutes for 65 questions. The Prep4away APP engine imitates the real test — set timed exams, mark performance, point out mistakes — so exam day feels rehearsed.
The Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) blueprint spans 5 domains — including Layer 3 Routing Fundamentals, Layer 2 Switching, Layer 2 Security. The complete outline above lists every subtopic; our IT staff keep the material aligned daily.
JNCIA-Junos (JN0-105) recommended as prerequisite knowledge Eligibility rules change over time, so verify the current requirements on the official page (official JN0-351 exam page) before registering.
USD varies by region (typically around $200–$300 USD) per attempt, ~60-70% to pass. Retakes cost the full fee — practice whenever you want with the 192 practice questions for the JN0-351 exam at Prep4away.
Soon after payment you receive the Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) material by automatic email — about a minute, with Credit Card payment and a strict information system keeping money and data safe; our 7*24 service replies within 2 hours, even on official holidays. If you fail the corresponding JN0-351 exam within 60 days of purchase, we refund in full: send a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam, processed within 7 days. Excluded: exams within 3 days of purchase, candidate names that don't match the payer, and free or expired products. Or exchange for two equal-value products free.
Yes — download the free Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) demo and feel the engine before paying. Purchases include 365 days of free updates by email; renew afterward at 50% off.
Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) Sample Questions:
What is a purpose of using a spanning tree protocol?
- A. to eliminate broadcast storms
- B. to look up MAC addresses
- C. to route IP packets
- D. to tunnel Ethernet frames
Correct Answer: A 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Which statement is correct about Junos OS VLAN tagging using the 802.1Q standard?
- A. 802.1Q tagging is only supported on point-to-point links.
- B. 802.1Q inserts a 4-byte tag into the Ethernet frame to identify VLAN membership.
- C. 802.1Q is a Layer 3 protocol used for inter-VLAN routing.
- D. 802.1Q tagging removes the need for a native VLAN on trunk ports.
Correct Answer: B 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Which statement is true about the configuration shown in the exhibit?
- A. 172.30.25.1 is the preferred next hop.
- B. The preferred next hop is 172.30.25.5.
- C. The preference for the 172.30.25.1 next hop is 5.
- D. The preference for the 172.30.25.1 next hop is 7.
Correct Answer: B 🗳️
You have DHCP snooping enabled but no entries are automatically created in the snooping database for an interface on your EX Series switch. What are two reasons for the problem?
(Choose two.)
- A. MAC limiting is enabled on the interface.
- B. The device that is connected to the interface has a static IP address.
- C. Dynamic ARP inspection is enabled on the interface.
- D. The device that is connected to the interface has performed a DHCPRELEASE.
Correct Answer: B,D 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Referring to the exhibit, which two configuration changes must you apply for packets to reach from R1 to R3 using IS-IS? (Choose two.)
- A. On R3 disable Level 2 on the ge-0/0/4 interface.
- B. On R1, disable Level 2 on the ge-0/0/1 interface.
- C. On R3 enable Level 1 on the ge-0/0/4 interface
- D. On R1, enable Level 1 on the ge-0/0/1 interface.
Correct Answer: C,D 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
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