Juniper JN0-349 Exam Syllabus

Juniper JN0-349 Exam

Enterprise Routing and Switching, Specialist

Total Questions: 110

Last Updated : 19-03-2023

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Juniper JN0-349 Exam Overview :

Exam Name	Enterprise Routing and Switching, Specialist
Exam Code	JN0-349
Actual Exam Duration	90 minutes
Expected no. of Questions in Actual Exam	65
Official Information	https://www.juniper.net/us/en/training/certification/tracks/enterprise-routing-switching/jncis-ent.html
See Expected Questions	Juniper JN0-349 Expected Questions in Actual Exam
Take Self-Assessment	Use Juniper JN0-349 Practice Test to Assess your preparation - Save Time and Reduce Chances of Failure

Juniper JN0-349 Exam Topics :

Section	Weight	Objectives
Layer 2 Switching or VLANs		Identify the concepts, operation, or functionality of Layer 2 switching for the Junos OS Bridging components Frame processing Describe the concepts, benefits, or functionality of VLANs Ports Tagging Native VLANs and voice VLANs Inter-VLAN routing Demonstrate knowledge how to configure, monitor or troubleshoot Layer 2 switching or VLANs Interfaces and ports VLANs Inter-VLAN Routing
Spanning Tree		Describe the concepts, benefits, operation, or functionality of the Spanning Tree Protocol STP and RSTP concepts Port roles and states BPDUs Convergence and reconvergence Demonstrate knowledge how to configure, monitor, or troubleshoot Spanning Tree STP RSTP
Layer 2 Security		Identify the concepts, benefits or operation of various Layer 2 protection or security features BPDU, loop or root protection Port security, including MAC limiting, DHCP snooping, Dynamic ARP inspection (DAI) or IP source guard MACsec Storm control Identify the concepts, benefits or operation of Layer 2 firewall filters Filter types Processing order Match criteria and actions Demonstrate knowledge how to configure, monitor, or troubleshoot Layer 2 security Protection Port security Storm control Firewall filter configuration and application
Protocol Independent Routing		Identify the concepts, operation or functionality of various protocol-independent routing components Static, aggregate, and generated routes Martian addresses Routing instances, including RIB groups Load balancing Filter-based forwarding Demonstrate knowledge how to configure, monitor, or troubleshoot various protocol-independent routing components Static, aggregate, and generated routes Load balancing Filter-based forwarding
OSPF		Describe the concepts, operation or functionality of OSPF Link-state database OSPF packet types Router ID Adjacencies and neighbors Designated router (DR) and backup designated router (BDR) OSPF area and router types Realms LSA packet types Demonstrate knowledge how to configure, monitor or troubleshoot OSPF Areas, interfaces and neighbors Additional basic options Routing policy application Troubleshooting tools (e.g., ping, traceroute, trace options, show commands, logging)
IS-IS		Describe the concepts, operation or functionality of IS-IS Link-state database IS-IS PDUs TLVs Adjacencies and neighbors Levels and areas Designated intermediate system (DIS) Metrics Demonstrate knowledge of how to configure, monitor or troubleshoot IS-IS Levels, interfaces and adjacencies Additional basic options Routing policy application Troubleshooting tools (e.g., ping, traceroute, trace options, show commands, logging)
BGP		Describe the concepts, operation or functionality of BGP BGP basic operation BGP message types Attributes Route/path selection process IBGP and EBGP functionality and interaction Demonstrate knowledge of how to configure, monitor, or troubleshoot BGP Groups and peers Additional basic options Routing policy application Troubleshooting tools (e.g., ping, traceroute, trace options, show commands, logging)
Tunnels		Identify the concepts, requirements or functionality of IP tunneling Tunneling applications and considerations GRE IP-IP Demonstrate knowledge of how to configure, monitor or troubleshoot IP tunnels GRE IP-IP Troubleshooting tools (e.g., ping, traceroute, trace options, show commands, logging)
High Availability		Identify the concepts, benefits, applications or requirements for high availability in a Junos OS environment Link aggregation groups (LAG) Redundant trunk groups (RTG) Virtual Chassis Graceful restart (GR) Graceful Routing Engine switchover (GRES) Nonstop active routing (NSR) Nonstop bridging (NSB) Bidirectional Forwarding Detection (BFD) Virtual Router Redundancy Protocol (VRRP) Unified In-Service Software Upgrade (ISSU) Demonstrate knowledge of how to configure, monitor, or troubleshoot high availability components LAG and RTG Virtual Chassis GR, GRES, NSB, and NSR VRRP ISSU Troubleshooting tools (e.g., trace options, show commands, logging)

Updates in the Juniper JN0-349 Exam Syllabus:

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