Juniper Enterprise Routing and Switching, Professional (JN0-650) Exam Questions
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The Juniper Enterprise Routing and Switching, Professional certification can be a valuable step toward building a strong foundation for your IT career. It helps validate your understanding of key concepts and demonstrates your ability to apply relevant knowledge in professional environments. Whether you are starting your career, improving your technical skills, or preparing for a new professional opportunity, earning Juniper Enterprise Routing and Switching can strengthen your credentials and give you greater confidence in your abilities.
To prepare effectively, focus on the latest Juniper JN0-650 exam objectives and use reliable study resources updated on 24 Aug, 2026. Reviewing relevant topics, practicing exam-style questions, and identifying areas that need improvement can make your preparation more structured and productive. A consistent study approach can help you understand the Enterprise Routing and Switching, Professional requirements while preparing you for the actual JN0-650 exam. By combining knowledge with regular practice, you can work toward certification success and create a stronger foundation for long-term professional growth.
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Juniper JN0-650 Exam Domains
Juniper JN0-650 Exam Details (Official)
| Vendor | Juniper |
| Exam Code | JN0-650 |
| Exam Name | Enterprise Routing and Switching, Professional |
| Certification | Juniper Enterprise Routing and Switching |
Juniper Enterprise Routing and Switching, Professional Exam Objectives
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1
1.0 Interior Gateway Protocols (IGPs)
- 1.1Describe the concepts, operation, or functionality of IGPs
- 1.2OSPFv2
- 1.3OSPFv3
- 1.4Routing Policy
- 1.5Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IGPs
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2
2.0 BGP
- 2.1Describe the concepts, operation, or functionality of BGP
- 2.2BGP route selection process
- 2.3Next hop resolution
- 2.4BGP attributes: concept and operation
- 2.5BGP communities
- 2.6Load balancing - multipath, multihop, forwarding table
- 2.7Network Layer Reachability Information (NLRI) familiesinet, inet6
- 2.8Advanced BGP options
- 2.9Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor BGP
- 2.10Implement BGP routing policy
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3
3.0 IP Multicast
- 3.1Describe the concepts, operation, or functionality of IP multicast
- 3.2Components of IP multicast, including multicast addressing
- 3.3IP multicast traffic flow
- 3.4Any-source multicast (ASM) vs. source-specific multicast (SSM)
- 3.5Reverse Path Forwarding (RPF)concept and operation
- 3.6Internet Group Management Protocol (IGMP), IGMP snooping
- 3.7Protocol Independent Multicast (PIM) sparse-mode
- 3.8Rendezvous point (RP)concept, operation, discovery, election
- 3.9Anycast RP
- 3.10Multicast Source Discovery Protocol (MSDP)
- 3.11Routing policy and scoping
- 3.12Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor IP multicast
- 3.13IGMP, PIM-SM (including SSM)
- 3.14Implement IP multicast routing policy
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4
4.0 Ethernet Switching and Spanning Tree
- 4.1Describe the concepts, operation or functionality of advanced Ethernet switching
- 4.2Filter-based VLANs
- 4.3Private VLANs
- 4.4Dynamic VLAN registration using MVRP
- 4.5Tunnel Layer 2 traffic through Ethernet networks
- 4.6Layer 2 tunneling using Q-in-Q and L2PT
- 4.7Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor advanced Ethernet switching
- 4.8Filter-based VLANs
- 4.9Dynamic VLAN registration using MVRP
- 4.10Tunnel Layer 2 traffic through Ethernet networks
- 4.11Layer 2 tunneling using Q-in-Q and L2PT
- 4.12Describe the concepts, operation, or functionality of advanced spanning tree protocols, including MSTP or VSTP.
- 4.13Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor MSTP or VSTP.
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5
5.0 Layer 2 Authentication and Access Control
- 5.1Describe the operation of various Layer 2 authentication or access control features
- 5.2Authentication process flow
- 5.38
- 5.41x - concepts and functionality
- 5.5MAC RADIUS
- 5.6Captive portal
- 5.7Server fail fallback
- 5.8Guest VLAN
- 5.9Considerations when using multiple authentication/access control methods
- 5.10Given a scenario, demonstrate how to configure, troubleshoot, or monitor Layer 2 authentication or access control.
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6
6.0 IP Telephony Features
- 6.1Describe the concepts, operation or functionality of features that facilitate IP telephony deployments
- 6.2Power over Ethernet (PoE)
- 6.3LLDP and LLDP-MED
- 6.4Voice VLAN
- 6.5Given a scenario, demonstrate how to configure, troubleshoot, or monitor features used to support IP telephony deployments.
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7
7.0 Class of service (CoS)
- 7.1Describe the concepts, operation, or functionality of Junos CoS for Layer 2/3 networks
- 7.2CoS processing on Junos devices
- 7.3CoS header fields
- 7.4Forwarding classes
- 7.5Classification
- 7.6Packet loss priority
- 7.7Policers
- 7.8Schedulers
- 7.9Drop profiles
- 7.10Shaping
- 7.11Rewrite rules
- 7.12Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor CoS for Layer 2 or 3 networks.
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8
8.0 EVPN
- 8.1Describe the concepts, operation, or functionality of Junos EVPN
- 8.2Route types (e.g., Type 1, 2 3)
- 8.3VXLAN
- 8.4Multi-homing (e.g., active route types)
- 8.5Given a scenario, demonstrate knowledge of how to configure, troubleshoot, or monitor EVPN.
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