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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

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

BGP route selection process

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

Components of IP multicast, including multicast addressing

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

Filter-based VLANs

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

Authentication process flow

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

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
• Describe the concepts, operation, or functionality of Junos CoS for Layer 2 or 3 networks

CoS processing on Junos devices

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

VXLAN

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

Exam JN0-648 is necessary for getting the Enterprise Routing and Switching, Professional (JNCIP-ENT) certification that validates your skills related to advanced routing technologies, platform configuration, and troubleshooting. This certification exam is provided through Juniper Networks and is intended for networking specialists who are highly experienced in their field. As clear from the name, the JNCIP-ENT and its affiliated test form the professional level in the Enterprise Routing and Switching certification track. With this evaluation, individuals can acquire strong leadership skills to manage tough projects, which utilize sophisticated routing technologies. So, this article provides an easy-to-digest overview of the JNCIP-ENT exam, certification, and resources.

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Resources to Ace Your JN0-648 Exam

All in all, there are two official courses offered by Juniper Networks which are recommended to train candidates to successfully pass JN0-648 exam:

• Advanced Junos Enterprise Routing (AJER)

  This is a five-day class that covers useful concepts of Layer 3 elements in enterprise networks. Plus, you will learn about BGP, multicast, OSPF, the class of service, and EVPN-VXLAN. By taking this training, your troubleshooting skills will also be enriched. To add more, this course utilizes some demonstrative means and practical labs that help students gain great experience with handling the Junos OS and operations for protocols. As prerequisites, you need to have a fundamental knowledge of networking and the model for Open Systems Interconnection (OSI), as well as the TCP/IP suite of protocols. Work experience with core routing facets is also needed. You should also have taken the Introduction to the Junos Operating System (IJOS) and Junos Intermediate Routing (JIR) courses.

• Advanced Junos Enterprise Switching (AJEX)

  This two-day course details such notions as VLAN, MSTP, VSTP, Layer 2 networks, IP telephony features, CoS, and handling tools which use the EX Series Ethernet Switches. Before taking it, you need to have a fundamental understanding of the OSI reference model, and the TCP/IP protocol suite. What is more, prerequisite courses include Junos Operating System (IJOS) and Junos Enterprise Switching (JEX). To put it simply, this class covers various Juniper products, Switching, EX Series, and Junos OS and is available on the vendor’s site as on-demand training that will cost you $1900.

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