JN0-352 Exam Information and Outline
Enterprise Routing and Switching, Specialist (JNCIS-ENT)
JN0-352 Exam Syllabus & Study Guide
Before you start practicing with our exam simulator, it is essential to understand the
official JN0-352 exam objectives. This course outline serves as your roadmap.
The information below reflects the 2026 syllabus defined by
Juniper.
Below are complete topics detail with latest syllabus and course outline, that will help you good knowledge about exam objectives and topics that you have to prepare. These contents are covered in questions and answers pool of exam.
Layer 2 Switching or VLANs
- Identify the concepts, operations, or functionalities of Layer 2 switching for the Junos OS
- Describe the concepts, benefits, or functionalities of VLANs
- Demonstrate knowledge how to configure, monitor, or troubleshoot Layer 2 switching or VLANs
Spanning Tree
- Describe the concepts, benefits, operations, or functionalities of the Spanning Tree Protocol
- Demonstrate knowledge how to configure, monitor, or troubleshoot Spanning Tree
Layer 2 Security
- Identify the concepts, benefits, or operations of various Layer 2 protection or security features
- Identify the concepts, benefits, or operations of Layer 2 firewall filters
- Demonstrate knowledge how to configure, monitor, or troubleshoot Layer 2 security
Protocol Independent Routing
- Identify the concepts, benefits, or operations of protocol independent routing
- Demonstrate knowledge how to configure, monitor, or troubleshoot static, aggregate, and generated routes
- Identify concepts related to martian addresses, routing instances, routing information base groups, and load balancing
Open Shortest Path First OSPF
- Describe the concepts, benefits, or operations of OSPF
- Demonstrate knowledge how to configure, monitor, or troubleshoot OSPF
Border Gateway Protocol BGP
- Describe the concepts, benefits, or operations of BGP
- Demonstrate knowledge how to configure, monitor, or troubleshoot BGP
IP Tunneling
- Identify the concepts, benefits, or operations of IP tunneling
- Demonstrate knowledge how to configure, monitor, or troubleshoot IP‑IP and GRE tunnels
High Availability
- Identify the concepts, benefits, applications, or requirements for high availability in a Junos OS environment
- Demonstrate knowledge of how to configure, monitor, or troubleshoot high availability components such as link aggregation groups, redundant trunk groups, virtual chassis, graceful restart, graceful routing engine switchover, nonstop active routing, nonstop bridging, virtual router redundancy protocol, and bidirectional forwarding detection