Juniper JN0-648 Q&A - in .pdf

  • JN0-648 pdf
  • Exam Code: JN0-648
  • Exam Name: Enterprise Routing and Switching, Professional (JNCIP-ENT)
  • Updated: Aug 04, 2026
  • Q & A: 92 Questions and Answers
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  • Exam Code: JN0-648
  • Exam Name: Enterprise Routing and Switching, Professional (JNCIP-ENT)
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  • Updated: Aug 04, 2026
  • Q & A: 92 Questions and Answers
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Juniper JN0-648 Q&A - Testing Engine

  • JN0-648 Testing Engine
  • Exam Code: JN0-648
  • Exam Name: Enterprise Routing and Switching, Professional (JNCIP-ENT)
  • Updated: Aug 04, 2026
  • Q & A: 92 Questions and Answers
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Key Points of JNCIP-ENT Certification and JN0-648 Exam

Before you sit for JN0-648 to attain the JNCIP-ENT certificate, you need to achieve the prerequisite certification, that is the JNCIS-ENT. This is an exam with 65 multiple-choice questions, administered for 2 hours. As it is an MCQ-based test, you can know your pass/fail status right after you complete it. Also, you need to register for this validation with Pearson VUE. So, create an account on the Pearson VUE website, choose a test center of your choice and then select the appropriate evaluation from the exam list. For those who have an existing CertManager ID, you can use that to register for your exam.

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

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JN0-648 Practice Dumps

Topics of Juniper JN0-648: Enterprise Routing and Switching, Professional (JNCIP-ENT) Exam

Candidates must know the exam topics before they start preparation. Because it will help them in hitting the core. Our Juniper JN0-648 exam dumps will include the following topics:

IS-IS

  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IGPs
  • Routing Policy
  • OSPFv2 and OSPFv3
  • Describe the concepts, operation, or functionality of BGP

BGP route selection process

  • BGP attributes: concept and operation
  • Describe the concepts, operation, or functionality of IP multicast
  • NLRI families: inet and inet6
  • Regular expressions
  • Next hop resolution
  • Load balancing - multipath, multihop, forwarding table
  • Advanced BGP options
  • Implement BGP routing policy
  • BGP communities
  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor BGP

Components of IP multicast, including multicast addressing

  • Implement IP multicast routing policy
  • Describe the concepts, operation, or functionality of advanced Ethernet switching
  • Any-Source Multicast (ASM) vs. Source-Specific Multicast (SSM)
  • IP multicast traffic flow
  • PIM dense-mode and sparse-mode
  • IGMP, PIM-DM, or PIM-SM (including SSM)
  • MSDP
  • SSM: requirements, benefits, address ranges
  • Anycast RP
  • IGMP and IGMP snooping
  • Routing policy and scoring has given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IP multicast
  • RPF: concept and operation
  • Rendezvous point (RP): concept, operation, discovery, and election

Filter-based VLANs

  • Describe the concepts, operation, or functionality of advanced spanning tree protocols, including MSTP or VSTP
  • Filter-based VLANs
  • Layer 2 tunneling using Q-in-Q and L2PT
  • Layer 2 tunneling using Q-in-Q and L2PT
  • Private VLANs
  • Private VLANs
  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor advanced Ethernet switching
  • Dynamic VLAN registration using MVRP
  • Dynamic VLAN registration using MVRP
  • Junos Fusion Enterprise
  • Junos Fusion Enterprise
  • Describe the operation of various Layer 2 authentication or access control features
  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor MSTP or VSTP
  • Tunnel Layer 2 traffic through Ethernet networks
  • Tunnel Layer 2 traffic through Ethernet networks

Authentication process flow

  • Server fail fallback
  • Given a scenario, demonstrate how to configure, troubleshoot, or monitor Layer 2 authentication or access control
  • Captive portal
  • MAC RADIUS
  • Considerations when using multiple authentication/access control methods
  • 802.1x: concepts and functionality
  • Describe the concepts, operation, or functionality of features that facilitate IP telephony deployments
  • Guest VLAN

Power over Ethernet (PoE)

  • Given a scenario, demonstrate how to configure, troubleshoot, or monitor features used to support IP telephony deployments
  • Describe the concepts, operation, or functionality of Junos CoS for Layer 2 or 3 networks
  • Voice VLAN
  • LLDP and LLDP-MED

CoS processing on Junos devices

  • Drop profiles
  • Forwarding classes
  • CoS header fields
  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor CoS for Layer 2 or 3 networks
  • Describe the concepts, operation, or functionality of Junos EVPN
  • Shaping
  • Policers
  • Schedulers
  • Packet loss priority
  • Classification
  • Rewrite rules

VXLAN

  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor EVPN
  • Multi-homing (for example, active route types)

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How to book the Juniper JN0-648: Enterprise Routing and Switching, Professional (JNCIP-ENT) Exam

These are the following steps for registering for the Juniper JN0-648 exam test. Step 1: Visit Pearson VUE Exam Registration Step 2: Signup/Login to Pearson VUE account Step 3: Search for Juniper JN0-648 Exam Step 4: Select Date, time and confirm with a payment method

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Juniper JN0-648 Exam Syllabus Topics:

SectionObjectives
Topic 1: MPLS and VPN Technologies- L3VPN Concepts
- MPLS Fundamentals
- Traffic Engineering Basics
Topic 2: EVPN and VXLAN- VXLAN Data Plane
- EVPN Control Plane
Topic 3: Network Troubleshooting and Operations- Junos Troubleshooting Tools
- Network Diagnostics
Topic 4: Layer 2 Switching and Ethernet Technologies- Spanning Tree Protocol (RSTP/MSTP)
- VLANs and Trunking
- Switching Troubleshooting
Topic 5: Multicast Routing- IGMP and PIM
- Multicast Deployment and Troubleshooting
Topic 6: Routing Policy and Firewall Filters- Policy-Based Routing
- Route Filtering and Manipulation
Topic 7: Layer 3 Routing Protocols- IS-IS Fundamentals
- BGP (policy, attributes, route selection)
- OSPF (v2/v3)

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