Juniper JN0-648 Q&A - in .pdf

  • Exam Code: JN0-648
  • Exam Name: Enterprise Routing and Switching, Professional (JNCIP-ENT)
  • Updated: Jul 28, 2026
  • Q & A: 92 Questions and Answers
  • PDF Price: $59.98
  • Printable Juniper JN0-648 PDF Format. It is an electronic file format regardless of the operating system platform.
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Juniper JN0-648 Q&A - Testing Engine

  • Exam Code: JN0-648
  • Exam Name: Enterprise Routing and Switching, Professional (JNCIP-ENT)
  • Updated: Jul 28, 2026
  • Q & A: 92 Questions and Answers
  • Install on multiple computers for self-paced, at-your-convenience training.
  • PC Test Engine Price: $59.98
  • Testing Engine

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About Juniper JN0-648 Exam Actual tests

Juniper JN0-648 Exam Certification Details:
Number of Questions65
Passing ScoreVariable (60-70% Approx.)
Exam NameEnterprise Routing and Switching Professional
Exam Price$400 USD
Exam CodeJN0-648 JNCIP-ENT
Recommended TrainingAdvanced Junos Enterprise Switching (AJEX)
Advanced Junos Enterprise Routing (AJER)
Exam RegistrationPEARSON VUE
Sample QuestionsJuniper JN0-648 Sample Questions
Duration120 minutes

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

Recertification of JNCIP-ENT

Once certified, the JNCIP-ENT certification is valid for three years. You must recertify within the active period (three years) otherwise your designation will expire and you will need to re-earn the entire certification track, including the lower-level certificates as these are the prerequisites for more advanced validations such as the JNCIP-ENT certification. Generally, you can recertify by testing or by attending relevant courses. If need be, you can view the status of your certification by using CertManager.

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

Components of IP multicast, including multicast addressing

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

Filter-based VLANs

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

Authentication process flow

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

Power over Ethernet (PoE)

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

CoS processing on Junos devices

  • Rewrite rules
  • Shaping
  • CoS header fields
  • Classification
  • Policers
  • Schedulers
  • Drop profiles
  • Forwarding classes
  • 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
  • Packet loss priority

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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Juniper JN0-648 Exam Topics:
SectionObjectives
IP Telephony FeaturesDescribe the concepts, operation, or functionality of features that facilitate IP telephony deployments
  • Power over Ethernet (PoE)
  • LLDP and LLDP-MED
  • Voice VLAN

Given a scenario, demonstrate how to configure, troubleshoot, or monitor features used to support IP telephony deployments

BGPDescribe the concepts, operation, or functionality of BGP
  • BGP route selection process
  • Next hop resolution
  • BGP attributes: concept and operation
  • BGP communities
  • Regular expressions
  • Load balancing - multipath, multihop, forwarding table
  • NLRI families: inet and inet6
  • Advanced BGP options

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor BGP

  • Implement BGP routing policy
EVPNDescribe the concepts, operation, or functionality of Junos EVPN
  • VXLAN
  • Multi-homing (for example, active route types)

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor EVPN

Ethernet Switching and Spanning TreeDescribe the concepts, operation, or functionality of advanced Ethernet switching
  • Filter-based VLANs
  • Private VLANs
  • Dynamic VLAN registration using MVRP
  • Tunnel Layer 2 traffic through Ethernet networks
  • Junos Fusion Enterprise
  • Layer 2 tunneling using Q-in-Q and L2PT

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor advanced Ethernet switching

  • Filter-based VLANs
  • Private VLANs
  • Dynamic VLAN registration using MVRP
  • Tunnel Layer 2 traffic through Ethernet networks
  • Junos Fusion Enterprise
  • Layer 2 tunneling using Q-in-Q and L2PT

Describe the concepts, operation, or functionality of advanced spanning tree protocols, including MSTP or VSTP

  • Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor MSTP or VSTP
Layer 2 Authentication and Access ControlDescribe the operation of various Layer 2 authentication or access control features
  • Authentication process flow
  • 802.1x: concepts and functionality
  • MAC RADIUS
  • Captive portal
  • Server fail fallback
  • Guest VLAN
  • Considerations when using multiple authentication/access control methods

Given a scenario, demonstrate how to configure, troubleshoot, or monitor Layer 2 authentication or access control

IP MulticastDescribe the concepts, operation, or functionality of IP multicast
  • Components of IP multicast, including multicast addressing
  • IP multicast traffic flow
  • Any-Source Multicast (ASM) vs. Source-Specific Multicast (SSM)
  • RPF: concept and operation
  • IGMP and IGMP snooping
  • PIM dense-mode and sparse-mode
  • Rendezvous point (RP): concept, operation, discovery, and election
  • SSM: requirements, benefits, address ranges
  • Anycast RP
  • MSDP
  • Routing policy and scoping

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IP multicast

  • IGMP, PIM-DM, or PIM-SM (including SSM)
  • Implement IP multicast routing policy
Class of Service (CoS)Describe the concepts, operation, or functionality of Junos CoS for Layer 2 or 3 networks
  • CoS processing on Junos devices
  • CoS header fields
  • Forwarding classes
  • Classification
  • Packet loss priority
  • Policers
  • Schedulers
  • Drop profiles
  • Shaping
  • Rewrite rules

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor CoS for Layer 2 or 3 networks

Interior Gateway Protocols (IGPs)Describe the concepts, operation, or functionality of IGPs
  • IS-IS
  • OSPFv2 and OSPFv3
  • Routing Policy

Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IGPs

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It is known to us all that practice makes everything perfect. But we have to be aware that the method that you adopt can decide whether you can success in the end or not. But don't worry, our JN0-648 exam preparation can ensure you pass at first attempt. According to data statistics, the pass rate of JN0-648 training materials is up to 98% to 100%. In other words, once you use our Juniper JN0-648 study guide, you will be on the way to success. As JN0-648 exam preparation can give you such a good chance to pass the examination easily, why don't you buy it and use it? By using JN0-648 study guide materials, we will offer you the best study material to practice so as to reach your destination with less effort.

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