Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) JN0-349 Certified Exam Dumps

JN0-349 Exam Dumps

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Certification Provider: Juniper
Exam Code / Number: JN0-349
Exam Name: Enterprise Routing and Switching, Specialist (JNCIS-ENT)
Exam Questions: 112
Last Updated: Aug 13, 2026
Corresponding Certification: JNCIS-ENT

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Juniper JN0-349 (Enterprise Routing and Switching, Specialist (JNCIS-ENT)) Certification Exam is a professional level certification designed for networking professionals who want to validate their skills and knowledge in enterprise routing and switching technologies. JN0-349 exam evaluates candidates' proficiency in configuring, monitoring, and troubleshooting Junos-based devices in an enterprise environment. Candidates are required to achieve a passing score of at least 65% to earn the JNCIS-ENT certification. Juniper offers a variety of training resources to help candidates prepare for the exam.

The JN0-349 certification is intended for individuals who work with Juniper Networks Junos OS, EX Series Ethernet Switches, and SRX Series Services Gateways in a production environment. Enterprise Routing and Switching, Specialist (JNCIS-ENT) certification validates the skills and knowledge of network professionals to configure and troubleshoot Junos OS-based devices in a network environment.

The JNCIS-ENT certification is highly valued in the industry, and passing the JN0-349 exam is the first step towards earning this certification. Enterprise Routing and Switching, Specialist (JNCIS-ENT) certification is specifically tailored for professionals who work with Juniper Networks' enterprise routing and switching technologies. By earning this certification, candidates can demonstrate their proficiency in configuring and troubleshooting Juniper Networks' enterprise routing and switching technologies, which can open up new career opportunities and increase their earning potential.

The JN0-349 exam consists of 65 multiple-choice questions and has a time limit of 90 minutes. To pass the exam, candidates must achieve a score of 65% or higher. They can take the exam at any Pearson VUE testing center around the world.

Juniper JN0-349 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Identify the concepts, benefits, applications or requirements for high availability in a Junos OS environment
Topic 2
  • Demonstrate knowledge how to configure, monitor or troubleshoot Layer 2 switching or VLANs
  • Convergence and reconvergence
Topic 3
  • Identify the concepts, operation or functionality of various protocol-independent routing components
  • Routing instances, including RIB groups
Topic 4
  • Demonstrate knowledge of how to configure, monitor, or troubleshoot high availability components
  • Native VLANs and voice VLANs
Topic 5
  • Unified In-Service Software Upgrade (ISSU)
  • Areas, interfaces and neighbors
  • Designated intermediate system (DIS)
Topic 6
  • Demonstrate knowledge of how to configure, monitor, or troubleshoot BGP
  • Protocol Independent Routing
Topic 7
  • Describe the concepts, operation or functionality of IS-IS
  • Static, aggregate, and generated routes
Topic 8
  • Demonstrate knowledge how to configure, monitor, or troubleshoot Spanning Tree
  • Identify the concepts, benefits or operation of Layer 2 firewall filters
Topic 9
  • Port security, including MAC limiting, DHCP snooping, Dynamic ARP inspection (DAI) or IP source guard
  • Inter-VLAN routing
  • Match criteria and actions
Topic 10
  • Describe the concepts, operation or functionality of OSPF
  • Demonstrate knowledge how to configure, monitor or troubleshoot OSPF
Topic 11
  • Designated router (DR) and backup designated router (BDR)
  • Describe the concepts, benefits, operation, or functionality of the Spanning Tree Protocol
Topic 12
  • Identify the concepts, operation, or functionality of Layer 2 switching for the Junos OS
  • Firewall filter configuration and application

Reference: https://www.juniper.net/us/en/training/certification/tracks/enterprise-routing-switching/jncis-ent.html



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