Junos Layer 2 VPNs (JL2V) Course Overview

Junos Layer 2 VPNs (JL2V) Course Overview

The Junos Layer 2 VPNs (JL2V) course provides comprehensive training on Juniper Networks’ implementation of Layer 2 VPNs for those seeking to enhance their knowledge in the networking field. Learners will explore various aspects of MPLS VPNs, including the architecture and operations of BGP Layer 2 VPNs, scaling mechanisms, and Class of Service (CoS) considerations. The course delves into the operational model, configuration, monitoring, and troubleshooting of BGP Layer 2 VPNs, along with LDP Layer 2 circuits and FEC 129 BGP Autodiscovery.

Additionally, the curriculum covers Virtual Private LAN Services (VPLS), contrasting Layer 2 MPLS VPNs with VPLS, and providing hands-on experiences through labs. The course also examines the cutting-edge technology of Ethernet VPN (EVPN), discussing its overview, control plane, operation, configuration, and troubleshooting. By completing the JL2V course, learners will gain valuable skills in deploying and managing Layer 2 VPNs, which will help them to meet the demands of complex network environments and enhance their professional capabilities.

Purchase This Course

Fee On Request

  • Live Training (Duration : 16 Hours)
  • Per Participant
  • Guaranteed-to-Run (GTR)
  • Classroom Training fee on request

Filter By:

♱ Excluding VAT/GST

You can request classroom training in any city on any date by Requesting More Information

  • Live Training (Duration : 16 Hours)
  • Per Participant
  • Classroom Training fee on request

♱ Excluding VAT/GST

You can request classroom training in any city on any date by Requesting More Information

Request More Information

Email:  WhatsApp:

Koenig's Unique Offerings

Course Prerequisites

To ensure that you can successfully undertake the Junos Layer 2 VPNs (JL2V) course and fully benefit from its content, the following minimum prerequisites are recommended:


  • Basic understanding of networking concepts and protocols.
  • Familiarity with Juniper Networks Junos OS.
  • Prior experience with or knowledge of MPLS (Multi-Protocol Label Switching).
  • An understanding of the fundamentals of BGP (Border Gateway Protocol).
  • Knowledge of routing and switching fundamentals.
  • Some experience with service provider network environments is helpful but not mandatory.

These prerequisites are aimed at providing you with the foundational knowledge required to grasp the advanced concepts taught in the JL2V course. If you have any concerns about meeting these prerequisites, please consider enrolling in foundational courses or studying relevant materials to prepare for a more beneficial learning experience in the JL2V course.


Exam-Format Table
Exam ComponentDetails
Exam NameJunos Layer 2 VPNs (JL2V) Certification Exam
Exam TypeMultiple Choice Questions (MCQs), Drag and Drop, Simulation-based Questions
Total Questions65
Passing Score70%
Exam Duration120 minutes
LanguageEnglish
Exam ProviderJuniper Networks
Exam RegistrationThrough Juniper Networks certification website or authorized testing centers
Certification Validity3 years (can be renewed with continuing education or retake)
Recommended TrainingJunos Layer 2 VPNs Training Course and hands-on labs provided by Juniper Networks
Junos Layer 2 VPNs (JL2V)

Target Audience for Junos Layer 2 VPNs (JL2V)

Koenig Solutions' Junos Layer 2 VPNs course is tailored for networking professionals who design and implement VPN solutions.


  • Network Engineers
  • Network Architects
  • Network Administrators
  • Service Provider Operations Staff
  • Data Center Networking Specialists
  • Network Design Professionals
  • Systems Engineers
  • Technical Support Personnel for VPN solutions
  • IT professionals working with Juniper Networks technology
  • Those pursuing Juniper Networks Certifications


Learning Objectives - What you will Learn in this Junos Layer 2 VPNs (JL2V)?

  1. Introduction: This course provides an in-depth understanding of Layer 2 VPNs within the Junos OS, focusing on configuration, operation, and troubleshooting techniques.

  2. Learning Objectives and Outcomes:

  • Explain the fundamentals of MPLS VPNs and how they facilitate provider-provisioned VPNs.
  • Understand the operational models and configuration aspects of BGP Layer 2 VPNs.
  • Monitor and troubleshoot BGP Layer 2 VPNs to ensure network reliability and performance.
  • Review VPN scaling mechanisms and the role of Class of Service (CoS) in Layer 2 VPNs.
  • Configure and manage LDP Layer 2 Circuits, including FEC 129 BGP Autodiscovery.
  • Differentiate between Layer 2 MPLS VPNs and VPLS, and comprehend their respective control and data planes.
  • Implement VPLS configurations and perform effective troubleshooting on VPLS networks.
  • Gain insights into EVPN, its control plane, operational aspects, and troubleshooting methodologies.
  • Apply practical knowledge through hands-on lab experience with BGP Layer 2 VPNs, LDP Layer 2 Circuits, VPLS, and EVPN.
  • Develop the skills needed to design, deploy, and maintain Layer 2 VPN solutions using Junos OS.

Technical Topic Explanation

MPLS VPNs

MPLS VPNs (Multi-Protocol Label Switching Virtual Private Networks) allow multiple locations to connect over a shared network infrastructure securely. They use labels to route traffic through a private pathway across public networks, enhancing efficiency and performance. This setup benefits businesses by providing reliable, scalable, and private communication channels. Technologies like MPLS VPNs are crucial in secure data transfer and are covered extensively in courses such as Junos Layer 2 VPNs training or Junos VPN certification, ensuring professionals can implement and manage these VPNs effectively.

BGP Layer 2 VPNs

BGP Layer 2 VPNs involve the use of the Border Gateway Protocol (BGP) to establish secure, scalable, and isolated virtual networks across different geographical locations. These VPNs operate on the data link layer (Layer 2) of the network, which allows devices in separate locations to connect as if they are on the same local network. This technology is critical for organizations with distributed infrastructure requiring direct connectivity with low latency and high privacy. For professionals seeking to deepen their expertise, options like Junos Layer 2 VPNs online courses or Junos VPN certification can enhance understanding and proficiency in implementing these solutions.

Class of Service (CoS)

Class of Service (CoS) is a networking tool used to manage and prioritize network traffic, ensuring that essential data, such as voice and video, gets the swift and efficient transmission it needs. CoS is particularly important in network environments where various types of data compete for bandwidth, allowing important applications to function optimally even during heavy network traffic. This tool categorizes traffic into different levels of priority, which helps in maintaining the performance and quality of essential services in a network.

LDP Layer 2 circuits

LDP Layer 2 circuits are a technology used in network configurations to extend Layer 2 traffic, like Ethernet frames, over a Layer 3 network using MPLS protocols. This allows different network segments not directly connected to behave as if they were on the same local network. Essentially, LDP Layer 2 circuits help in building scalable Virtual Private Networks (VPNs) by enabling data to travel securely and efficiently across diverse locations without the need for direct physical connections between them. This setup is critical for businesses looking to expand their network reach while maintaining high performance and security standards.

Scaling mechanisms

Scaling mechanisms are methods used to efficiently manage and increase the capacity of a network, system, or application as demand grows. This involves techniques like load balancing, where traffic or tasks are distributed across multiple servers to prevent any single server from becoming overloaded. Other methods include horizontal scaling, which involves adding more machines or instances to manage the load, and vertical scaling, where the existing machines' capacity is increased. These mechanisms help maintain performance and ensure reliable service as usage increases, proving essential in high-demand environments such as those utilizing Junos Layer 2 VPNs.

FEC 129 BGP Autodiscovery

FEC 129 BGP Autodiscovery in the context of technology refers to a specific function designed to facilitate the automatic discovery of network endpoints in Border Gateway Protocol (BGP) Layer 2 VPNs. This feature simplifies the management and setup of VPNs by automatically identifying and establishing connections with new network points without manual configuration. By using BGP autodiscovery, networks enhance efficiency and reduce the potential for errors, making the management of large-scale networks more streamlined and reliable. This is particularly vital in environments where rapid scalability and the maintenance of uninterrupted network services are critical.

Virtual Private LAN Services (VPLS)

Virtual Private LAN Service (VPLS) is a technology that allows multiple sites to connect over a network, making them appear as if they are on the same local area network (LAN). Essentially, it extends a company's LAN over the internet or a private network, enabling seamless communication among dispersed office locations. VPLS uses virtualization to provide both the scalability of wide area networking and the simplicity of managing a LAN. This makes sharing services and resources across multiple sites more efficient, promoting better connectivity and collaboration without compromising security.

Ethernet VPN (EVPN)

Ethernet VPN (EVPN) is a network technology that allows the creation of extended Layer 2 services over a Layer 3 network, enabling disparate sites to share the same network without physical links. Essentially, EVPN serves as a bridge connecting various network segments or devices spread across diverse locations, making them function as if they're on the same local network. This is particularly useful for businesses that require consistent network performance and connectivity among multiple offices or data centers. EVPN is widely supported in various networking training, such as Junos Layer 2 VPNs training, contributing to more robust and versatile network architectures.

Target Audience for Junos Layer 2 VPNs (JL2V)

Koenig Solutions' Junos Layer 2 VPNs course is tailored for networking professionals who design and implement VPN solutions.


  • Network Engineers
  • Network Architects
  • Network Administrators
  • Service Provider Operations Staff
  • Data Center Networking Specialists
  • Network Design Professionals
  • Systems Engineers
  • Technical Support Personnel for VPN solutions
  • IT professionals working with Juniper Networks technology
  • Those pursuing Juniper Networks Certifications


Learning Objectives - What you will Learn in this Junos Layer 2 VPNs (JL2V)?

  1. Introduction: This course provides an in-depth understanding of Layer 2 VPNs within the Junos OS, focusing on configuration, operation, and troubleshooting techniques.

  2. Learning Objectives and Outcomes:

  • Explain the fundamentals of MPLS VPNs and how they facilitate provider-provisioned VPNs.
  • Understand the operational models and configuration aspects of BGP Layer 2 VPNs.
  • Monitor and troubleshoot BGP Layer 2 VPNs to ensure network reliability and performance.
  • Review VPN scaling mechanisms and the role of Class of Service (CoS) in Layer 2 VPNs.
  • Configure and manage LDP Layer 2 Circuits, including FEC 129 BGP Autodiscovery.
  • Differentiate between Layer 2 MPLS VPNs and VPLS, and comprehend their respective control and data planes.
  • Implement VPLS configurations and perform effective troubleshooting on VPLS networks.
  • Gain insights into EVPN, its control plane, operational aspects, and troubleshooting methodologies.
  • Apply practical knowledge through hands-on lab experience with BGP Layer 2 VPNs, LDP Layer 2 Circuits, VPLS, and EVPN.
  • Develop the skills needed to design, deploy, and maintain Layer 2 VPN solutions using Junos OS.
USD