Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) : JN0-349

Exam Code: JN0-349

Exam Name: Enterprise Routing and Switching, Specialist (JNCIS-ENT)

Updated: Aug 14, 2026

Q & A: 112 Questions and Answers

Already choose to buy "PDF"
Price: $59.99 

About Juniper Enterprise Routing and Switching, Specialist (JNCIS-ENT) : JN0-349 Exam

Easy Purchase Process

Please don't worry about the purchase process because it's really simple for you. The first step is to select the JN0-349 test guide, choose your favorite version, the contents of different version are the same, but different in their ways of using. The second step: fill in with your email and make sure it is correct, because we send our Enterprise Routing and Switching, Specialist (JNCIS-ENT) learn tool to you through the email. Later, if there is an update, our system will automatically send you the latest Enterprise Routing and Switching, Specialist (JNCIS-ENT) version. At the same time, choose the appropriate payment method, such as SWREG, DHpay, etc. Next, enter the payment page, it is noteworthy that we only support credit card payment, do not support debit card. Generally, the system will send the JN0-349 certification material to your mailbox within 10 minutes. If you don't receive it please contact our after-sale service timely.

Reliable Enterprise Routing and Switching, Specialist (JNCIS-ENT) Study Materials

For customers who are bearing pressure of work or suffering from career crisis, Enterprise Routing and Switching, Specialist (JNCIS-ENT) learn tool of inferior quality will be detrimental to their life, render stagnancy or even cause loss of salary. So choosing appropriate JN0-349 test guide is important for you to pass the exam. One thing we are sure, that is our JN0-349 certification material is reliable. With our high-accuracy JN0-349 test guide, our candidates can grasp the key points, and become sophisticated with the exam content. You only need to spend 20-30 hours practicing with our Enterprise Routing and Switching, Specialist (JNCIS-ENT) learn tool, passing the exam would be a piece of cake.

Juniper JN0-349 Exam Topics:

SectionObjectives
OSPFDescribe 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)
Protocol Independent RoutingIdentify 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
IS-ISDescribe 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)
Layer 2 Switching or VLANsIdentify 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 TreeDescribe 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
High AvailabilityIdentify 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)
BGPDescribe 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)
Layer 2 SecurityIdentify 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
TunnelsIdentify 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)

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

It is believe that employers nowadays are more open to learn new knowledge, as they realize that Juniper certification may be conducive to them in refreshing their life, especially in their career arena. A professional Juniper certification serves as the most powerful way for you to show your professional knowledge and skills. For those who are struggling for promotion or better job, they should figure out what kind of JN0-349 test guide is most suitable for them. However, some employers are hesitating to choose. We here promise you that our JN0-349 certification material is the best in the market, which can definitely exert positive effect on your study. Our Enterprise Routing and Switching, Specialist (JNCIS-ENT) learn tool create a kind of relaxing leaning atmosphere that improve the quality as well as the efficiency, on one hand provide conveniences, on the other hand offer great flexibility and mobility for our customers. That's the reason why you should choose us.

JN0-349 exam dumps

Fabulous Pass Rate

We attract customers by our fabulous JN0-349 certification material and high pass rate, which are the most powerful evidence to show our strength. We are so proud to tell you that according to the statistics from our customers' feedback, the pass rate among our customers who prepared for the exam with our JN0-349 test guide have reached as high as 99%, which definitely ranks the top among our peers. Hence one can see that the Enterprise Routing and Switching, Specialist (JNCIS-ENT) learn tool compiled by our company are definitely the best choice for you.

1045 Customer ReviewsWHAT PEOPLE SAY (* Some similar or old comments have been hidden.)

Lynn      - 

with TestkingPDF JN0-349 study materials, you will pass the test smoothly, just like me, I have passed already with the actual JN0-349 training materials.

Jack      - 

The JN0-349 exam questions are pretty incredible surely it was them that brought me success.

Jonas      - 

I took the JN0-349 exam last month and passed in first attempt. Thank a lot for helping me to pass the JN0-349 exam.

Justin      - 

Valid JN0-349 exam questions to finish the exam! I got a perfect score and my friend also passed it. He is grateful that i bought this high-quality JN0-349 exam file for reference. Much appreciated!

Lambert      - 

TestkingPDF has the best exam practise software. I passed my JNCIS-ENT JN0-349 exam very easily by practising on the practise exam software by TestkingPDF. I scored 94% in the exam.

Matthew      - 

Simply, the dumps helped me pass certification exam JN0-349. I recommend that any person looking to get Juniper certification.

Murray      - 

Well, I still passed it. Amazing dump for Juniper

Marcus      - 

Choosing a valid JN0-349 study guide is very important for candidates. It makes you study effectively and efficiently. This JN0-349 study guide is perfect for me.

Edgar      - 

Your JN0-349 dumps online version helped me a lot. Hope you can share more valid dumps to us. I will come to TestkingPDF again next test.

Hiram      - 

Very useful JN0-349 exam dumps! passing the JN0-349 exam is really difficult. Although the price is expensive to me, it is totally worthy it. Guys, don't hesitant, it is valid!

Jonathan      - 

You gave me the inner satisfaction by clearing my JN0-349 exam brilliantly.

Merle      - 

I don't believe this that i have passed my JN0-349 exam for a lot of my friends failed. I did think i should find some assistant. Then i bought the JN0-349 exam dumps. I am glad about my score. Thank you very much!

Vicky      - 

I and my friend wrote JN0-349 today and passed the exam. We are so happy to pass it. Thanks!

Dennis      - 

Thank you for release this JN0-349 exam.

Lewis      - 

hello. passed JN0-349 exam in today with a 93%

Belinda      - 

Just passed today 85%, there are lots of new questions I find at least 8-10 new questions in Juniper JN0-349 premium dumps.

LEAVE A REPLY

Your email address will not be published. Required fields are marked *

Why Choose TestkingPDF

Quality and Value

TestkingPDF Practice Exams are written to the highest standards of technical accuracy, using only certified subject matter experts and published authors for development - no all study materials.

Tested and Approved

We are committed to the process of vendor and third party approvals. We believe professionals and executives alike deserve the confidence of quality coverage these authorizations provide.

Easy to Pass

If you prepare for the exams using our TestkingPDF testing engine, It is easy to succeed for all certifications in the first attempt. You don't have to deal with all dumps or any free torrent / rapidshare all stuff.

Try Before Buy

TestkingPDF offers free demo of each product. You can check out the interface, question quality and usability of our practice exams before you decide to buy.

Our Clients