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Juniper JN0-352 : Enterprise Routing and Switching, Specialist (JNCIS-ENT)
- Exam Code: JN0-352
- Exam Name: Enterprise Routing and Switching, Specialist (JNCIS-ENT)
- Updated: Oct 25, 2026 Q&As: 213 Questions and Answers
About Juniper JN0-352 Exam
Between a busy job and family responsibilities, most candidates have little time and no energy to waste. The JN0-352 exam question bank at DumpsTests respects that reality: content organized around the Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) objectives, verified answers, and nothing off-topic to distract you. In 2026, focused preparation is the only kind that fits a full life.
Juniper JN0-352 Exam Overview:
| Certification Vendor: | Juniper Networks |
|---|---|
| Exam Name: | Enterprise Routing and Switching, Specialist (JNCIS-ENT) Exam |
| Exam Number: | JN0-352 |
| Real Exam Qty: | 65 |
| Exam Duration: | 90 minutes |
| Certificate Validity Period: | 3 years |
| Exam Price: | $300 USD |
| Passing Score: | 700/1000 |
| Available Languages: | English |
| Exam Format: | Multiple choice, Scenario-based, Configuration-related |
| Related Certifications: | JNCIP-ENT JNCIA-Junos JNCIE-ENT |
| Recommended Training: | Junos Intermediate Routing (JIR) Junos Enterprise Switching (JEX) |
| Exam Registration: | Pearson VUE Registration |
| Sample Questions: |  |
| Exam Way: | Computer-based, online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | JNCIA-Junos certification recommended or equivalent knowledge |
| Official Syllabus URL: | https://www.juniper.net/us/en/training/certification/tracks/enterprise-routing-switching/jncis-ent.html |
Juniper JN0-352 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| IS-IS | 10-15% | - Configuration and route exchange - Adjacency establishment, levels and metrics - Scalable enterprise deployment and troubleshooting |
| Protocol Independent Routing | 10-15% | - Routing instances and route selection criteria - Routing tables, static routes and route preference - Basic routing policy and filter operation |
| IP Multicast | 5-10% | - Multicast routing monitoring and troubleshooting - IGMP operation and configuration - PIM Dense Mode, Sparse Mode and RP mechanisms |
| Layer 2 Switching and VLANs | 15-20% | - Spanning Tree Protocol (STP, RSTP, MSTP) operation and configuration - Link Aggregation Groups (LAG) and Virtual Chassis - VLAN concepts, configuration, trunking and tagging |
| OSPF | 15-20% | - Route summarization and redistribution - Configuration, verification and troubleshooting - Neighbor formation, area design and LSA types |
| BGP | 15-20% | - Neighbor relationships and session establishment - Routing policies, filtering and common troubleshooting - Route advertisement, attributes and path selection |
| Layer 2 Security | 10-15% | - Port security, MAC limiting and storm control - Layer 2 firewall filters and security features - DHCP snooping, Dynamic ARP Inspection and IP Source Guard |
| Tunnels and Overlays | 5-10% | - Tunnel types, encapsulation and operation - GRE, IP-IP and dynamic tunnel configuration - Overlay network design and connectivity |
| High Availability and Resiliency | 5-10% | - Redundancy protocols and failover mechanisms - Network resiliency design and troubleshooting - Graceful restart and non-stop routing |
JN0-352 Exam Details Before You Buy
Juniper recommends these training resources for candidates:
An effective training course builds understanding; scored practice with expert-verified answers builds exam readiness. The two work best together.
Yes. DumpsTests processes every purchase through a secure Credit Card payment system, so your transaction is protected from leakage or error at each step of the deal. We put customers' interests and the quality of the Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) product first — the JN0-352 exam materials should be the only thing you need to think about after checkout.
The JN0-352 exam contains 65 questions with 90 minutes minutes to complete them. Scored practice rounds under the same limit are how you find out — in advance — whether the clock will be a problem for you.
The official outline divides the JN0-352 exam into weighted domains, including:
- IS-IS (10-15%)
- Layer 2 Security (10-15%)
- Layer 2 Switching and VLANs (15-20%)
The Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) practice questions at DumpsTests are organized around these same objectives, so your scored mock results map directly onto the areas that need work.
The JN0-352 exam leads to the Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) certification from Juniper, one of the more popular credentials among IT professionals — and it is genuinely not easy to pass. The workable approaches are well known: invest focused time and energy, take an effective training course, and practice with material that mirrors the real exam. Preparation quality, not luck, separates the attempts that succeed from the ones that need repeating.
Registration for the JN0-352 exam runs through these official channels:
A good moment to register is when your scored practice results stay consistently strong — let measurement, not mood, set the date.
That is exactly what the software version is for. It recreates the atmosphere of the real JN0-352 exam, and after each exercise you can assess your score and see your current level in concrete terms. Those results tell you whether you are grasping the key points or still circling them, so your remaining study time goes in the right direction — particularly valuable when work and family leave you only a few hours a week.
JNCIA-Junos certification recommended or equivalent knowledge
Passing the JN0-352 exam requires 700/1000, and registration costs $300 USD. Think of preparation as the smaller investment that protects the larger one — measured, scored practice is how you make that trade a good one.
Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) Sample Questions:
Question #1
You have two OSPF routers forming an adjacency. R1 has a priority of 32 and a router ID of
192.168.1.2. R2 has a priority of 64 and a router ID of 192.168.1.1. The routers were started at the same time and all other OSPF settings are the default settings.
Which statement is correct in this scenario?
- A. R1 will be the BDR.
- B. At least three routers are required for a DR/BDR election
- C. Router IDs must match for an adjacency to form.
- D. R2 will be the BDR.
Correct Answer: A 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
Question #2
Referring to the exhibit, all possible firewall filters are configured along the path from Server A to Server B. In which order will Switch 1 process transmit (Tx) and receive (Rx) firewall filters?
- A. Rx-Port --> Rx-VLAN --> Rx-Router --> Tx-Router --> Tx-VLAN -> Tx-Port
- B. Rx-Port --> Rx-Router --> Tx-Router --> Tx-Port
- C. Rx-Port --> Rx-VLAN --> Tx-VLAN --> Tx-Port
- D. Rx-Port --> Rx-VLAN --> Rx-Router --> Tx-VLAN --> Tx-Port
Correct Answer: A 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
Question #3
You have configured a GRE tunnel. To reduce the risk of dropping traffic, you have configured a keepalive OAM probe to monitor the state of the tunnel; however, traffic drops are still occurring.
Referring to the exhibit, what is the problem?
- A. The "event link-adjacency-loss" option must be set.
- B. For GRE tunnels, the OAM protocol requires that the BFD protocols also be used.
- C. LLDP needs to be removed from the gr-1/1/10.1 interface.
- D. The hold-time value must be two times the keepalive-time value
Correct Answer: D 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
Question #4
You are configuring a router as a new Level 1 router in an existing Level 1 area. The NET address for an existing Level 1 router is 49.0011.1111.2222.3333.00. The new router must form a Level 1 adjacency with the existing router. What should be the area ID in this scenario?
- A. 0011
- B. 00
- C. 49
- D. 3333
Correct Answer: A 🗳️
Question #5
Which statement about aggregate routes is correct?
- A. Aggregate routes are used for advertising summarized network prefixes.
- B. Aggregate routes can only be used for static routing but not for dynamic routing protocols.
- C. Aggregate routes are automatically generated for all of the subnets in a routing table.
- D. Aggregate routes are always preferred over more specific routes, even when the specific routes have a better path.
Correct Answer: A 🗳️
Explanation: Only visible for DumpsTests members. You can sign-up / login (it's free).
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