This self-paced On-Demand eLearning course provides you with the tools and methods required for implementing, monitoring, and troubleshooting Layer 3 components in an enterprise network. This course covers OSPF, BGP, multicast, enterprise architecture, and Ethernet VPN-Virtual Extensible LAN (EVPN-VXLAN) is covered in depth. The course also exposes students to common troubleshooting commands and tools used to diagnose various intermediate to advanced issues. Through demonstrations and hands-on labs, students will gain experience with features of each of these devices, vSRX virtual firewalls and vQFX virtual switches. This course is based on Junos OS Release 22.1R1.10. Watch a Sneak Peek

Purchase Includes: 365 Days of Access
Certification Track: Enterprise Routing & Switching
Difficulty Level: Advanced
Additional Details
Course Modules
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0
How to Use this On Demand Course

To launch the course, click the module titles below. Please be patient as the content downloads to your system. As you complete each module, close the module window and launch the next module from this page. You will need to launch all required modules for the course to be considered complete.

If the module has a lab component, you will have access to our virtual lab environment. In order to use the lab portion of the training you will need to enable your lab access. Click the "Enable Lab Access" button to enable your lab access and follow the instructions in the individual training modules to access the labs when instructed. If this is your first time using the On Demand lab environment, please Watch a Quick Lab Tutorial.

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If you have any technical problems with the course modules or the lab environment please open a ticket.

5m
1
Course Introduction
This module provides an overview of the course.
2m
2
OSPF - Part 1
This module describes general OSPF operations including link-state advertisements, router types, area types, and how designated routers are elected. Multi area configurations are explored and a detailed explanation of how the link state database is populated.
43m
3
OSPF - Part 2
This module describes how OSPF uses the shortest path first algorithm to determine best routes and how to modify best path calculations by using metrics and reference bandwidth settings. OSPF authentication using none, MD5, and simple methods are detailed with examples. This module also covers OSPFv3 and how it differs from OSPFv2.

Lab: Configuring and Monitoring OSPF.
1h 29m
4
OSPF Areas - Part 1
This module describes how to configure OSPF stub, not-so-stubby, totally stubby, and totally not-so-stubby area types. The module also explains deployment options to limit the size of the link state database with configuration examples.
22m
5
OSPF Areas - Part 2
This module focuses on a detailed configuration and implementation of not-so-stubby areas and route summarization operations. Examples for suppressing routes and minimizing the number of routes advertised between OSPF neighbors will be reviewed.

Lab: OSPF Route Summarization
58m
6
Advanced OSPF Options
This module describes how to apply prefix limits on incoming and outgoing route advertisements and how to configure mutual redistribution. Configuring OSPF import policies is also demonstrated.
55m
7
Advanced OSPF Case Studies
This module describes how to configure multi-area OSPF adjacencies and how to manage inter-area and intra-area routing scenarios. Configuring connectivity between multiple OSPF areas with virtual links is explained with examples.

Lab: Configuring Advanced OSPF Options
14m
8
AJER Activity 01
This activity review concepts from Modules 2 thorugh Module 7.
20m
9
Troubleshooting OSPF
This module describes how to troubleshoot OSPF routing issues through the examination of adjacency issues, route summarization, and inter-area connectivity.
18m
10
Troubleshooting OSPF Routing Issues
This module describes how to troubleshoot OSPF routing issues through the examination of adjacency issues, route summarization, and inter-area connectivity.

Lab: Troubleshooting OSPF.
59m
11
BGP - Part 1
This module explains the difference between IBGP and EBGP and where each is deployed. BGP message types and how to configure BGP connectivity is discussed with examples.
27m
12
BGP - Part 2
This module covers BGP route propagation, hidden routes, and how to manage next-hop issues. BGP path selection is covered in detail with further discussion covering multi-hop, multipath, and load balancing configurations.

Lab: Implementing BGP.
1h 33m
13
BGP Attributes and Policy
This module describes BGP routing tables and how to configure import and export policies. The module further discusses well-known and optional BGP attributes.
16m
14
Common BGP Attributes
This module describes common BGP attributes and their configuration and how to use regular expressions to parse and filter BGP attributes.
21m
15
BGP Communities
This module describes how to use BGP communities, explains the purpose of well-known communities, and how to use regular expressions to parse and filter BGP communities.

Lab: BGP Attributes.
1h 14m
16
Troubleshooting BGP
This module presents a detailed, multi-part case study. Previously discussed troubleshooting methods and the use of operational commands are demonstrated.
1h 43m
17
BGP Troublshooting Case Study
This module details BGP troubleshooting strategies for IBGP and EBGP peering sessions. The module will cover using troubleshooting checklists and the use of operational commands to help determine root cause issues.

Lab: Troubleshooting BGP.
31m
18
AJER Activity 02
This activity review concepts from Modules 8 thorugh Module 16.
20m
19
Enterprise Routing Policies - Part 1
This module describes how to implement enterprise routing policies using a case study. Administrative scoping, Primary and backup routes, and various traffic engineering strategies are examined.
17m
20
Enterprise Routing Policies - Part 2
This module describes using external and topology-driven outbound and inbound routing policies. Strict and loose policy options are examined as well as load-shared/per-prefix policy options.

Lab: Implementing Enterprise Routing Policies.
1h 29m
21
Troubleshooting Policies - Part 1
The module examines routing policy structure and policy processing. Prefix lists, default policies, and regular expressions are demonstrated to parse and filter routing policies.
25m
22
Troubleshooting Policies - Part 2
This module describes various operational commands used to troubleshoot routing policies. Further troubleshooting techniques are demonstrated through a comprehensive case study.

Lab: Troubleshooting Routing Policy.
1h 18m
23
Introduction to Multicast - Part 1
This module describes multicast fundamentals including multicast components and addressing. Multicast routing tables and discusses how RPF checks are managed.
45m
24
Introduction to Multicast - Part 2
This module describes the configuration, monitoring, and deployment of the IGMP protocol.
20m
25
AJER Activity 03
This activity review concepts from Modules 17 thorugh Module 22.
20m
26
Multicast Operations - Part 1
This module describes protocol independent multicast terms, components, and operations.
Lab: Implementing PIM-SM
1h 9m
27
Multicast Operations - Part 2
This module describes the configuration and deployment of sparse mode protocol independent multicast (PIM). Multicast rendezvous points configuration and deployment will be examined.
Lab: Implementing SSM
43m
28
BGP Route Reflection
This module describes the purpose, scaling, and operation of route reflectors. Configuration and deployment of route reflectors will be examined. Route oscillation mitigation strategies will also be detailed.
Lab: BGP Route Reflection
1h 16m
29
Enterprise Architectures - Part 1
This module will explore traditional enterprise networks and discuss emerging trends including underlay/overlay methods and how to manage protocols within each topology.
22m
30
Enterprise Architectures - Part 2
This module EVPN-VXLAN key concepts and how to deploy EVPN-VXLAN in a campus network.
31m
31
VXLAN Overview
This module describes VXLAN functionality, layer 2 tunneling, and VXLAN gateways.
37m
32
AJER Activity 04
This activity review concepts from Modules 23 thorugh Module 28
20m
33
EVPN-VXLAN Architecture
This module examines EVPN features, operations, and EVPN route types. Several deployment scenarios will be reviewed and evaluated.
49m
34
Configuring EVPN-VXLAN Networks - Part 1
This module reviews an EVPN-VXLAN case study then describes how to configure both an underlay and overlay network. Operational commands are described for confirming proper operation and configuration of an EVPN-VXLAN deployment.
40m
35
Configuring EVPN-VXLAN Networks - Part 2
This module furthers the discussion of the steps required to build and deploy a full IP fabric network with detailed configuration examples.
Lab: Configuring an EVPN-VXLAN Network
3h 59m
36
Verifying and Troubleshooting EVPN-VXLAN Architecture - Part 1
This module describes EVPN route types and examines operational commands to diagnose and confirm deployments.
9m
37
Verifying and Troubleshooting EVPN-VXLAN Architecture - Part 2
This module describes techniques to troubleshoot EVPN networks with troubleshooting flow charts, trace options, and operational commands.
14m
38
AJER Activity 05
This activity review concepts from Modules 29 thorugh Module 33.
20m
This course is valid towards:
  • Renewal of Junos, Associate (JNCIA-Junos)
  • Renewal of Enterprise Routing and Switching, Specialist (JNCIS-ENT)
  • Taking Exam or Renewing Enterprise Routing and Switching, Professional (JNCIP-ENT)
  • Renewal of Enterprise Routing and Switching, Expert (JNCIE-ENT)
    • Learn more about certification renewal through course attendance.
    $5,000 USD