Junos MPLS Fundamentals Training Course Modules

Module 1: Course Introduction

• Overview of the course and its objectives.

Module 2: MPLS—Introduction

• BGP remote next-hop mechanics and hop-by-hop forwarding.
• Historical motivations for MPLS.
• Alternative modern use cases for MPLS.

Module 3: MPLS—The Mechanics

• How labels are built and flow between routers.
• End-to-end data plane of a packet across a label-switched path.
• Summary of the four primary protocols building label-switched paths.

Module 4: MPLS—Static LSPs and the Forwarding Plane

• Configuration of service provider’s edge and core devices for MPLS.
• Configuration of headend router of an LSP and its impact on the router’s inet.3 table.
• Configuration of transit routers and verification of their mpls.0 tables.
• Lab 1: Static LSPs and the Forwarding Plane.

Module 5: RSVP—Introduction

• Purpose, features, and advantages of RSVP.
• Configuration of a service provider network for hosting RSVP label-switched paths.

Module 6: RSVP—Configuring A Basic LSP

• Configuration and verification of an RSVP label-switched path following the metrically best path.
• Explanation of MPLS self-ping.
• How an RSVP LSP is signaled and created.

Module 7: RSVP—The Traffic Engineering Database

• Purpose of IS-IS/OSPF traffic engineering extensions.
• Configuration and verification of an LSP using the traffic engineering database.
• Impact of loose and strict hops on an LSP.
• Lab 2: RSVP LSPs.

Module 8: RSVP—LSP Bandwidth Reservation

• Use cases for RSVP bandwidth reservations and the Path message objects.
• Configuration of LSP bandwidth reservations and verification of advertised reservations.

Module 9: RSVP—LSP Priorities

• Problems caused by RSVP LSP bandwidth reservations and the solution offered by priority levels.
• Default RSVP LSP priority levels, configuration of alternative settings, and LSP soft preemption.
• Lab 3: RSVP—LSP Bandwidth and Priorities.

Module 10: RSVP—Constrained Shortest Path First, and Admin Groups

• CSPF algorithm, its tie breakers, and configuration and verification of admin groups on LSPs.

Module 11: RSVP—LSP Failures, Errors, and Session Maintenance

• Events leading to LSP teardown and RSVP messages causing it.
• Evolution of RSVP from a soft-state to a reliable stateful protocol.

Module 12: RSVP—Primary and Secondary Paths

• Use cases and configuration for primary and secondary paths.
• Benefits and trade-offs of standby secondary paths.
• Advantage of pre-installing backup paths to the forwarding table.
• Lab 4: RSVP—Primary and Secondary Paths.

Module 13: RSVP—Local Repair, Part 1—One-to-One Backup or Fast Reroute

• Downtime caused by link or node failure and reduction through local repair paths.
• Mechanics of the one-to-one backup method and configuration and verification of one-to-one backup.

Module 14: RSVP—Local Repair, Part 2—One-to-One Backup or Fast Reroute

• Demonstration of downtime reduction through local repair paths.
• Mechanics of the one-to-one backup method.
• Configuration and verification of one-to-one backup.
• Lab 5: RSVP—One-to-One Backup and Facility Backup.

Module 15: RSVP—LSP Optimization

• Description of the LSP optimization algorithm and its configuration.

Module 16: RSVP—Make-Before-Break and Adaptive

• Description of the make-before-break mechanic and features using this mechanic by default.
• Prevention of double-counting of bandwidth through shared explicit signaling and its configuration.

Module 17: LDP—The Label Distribution Protocol

• Key features, advantages, and trade-offs of LDP.
• Methods by which LDP generates and advertises MPLS labels.

Module 18: LDP—Configuration

• Configuration of basic LDP deployment.
• Description of the protocol messages generated by this configuration.
• Verification of interface messages, sessions, and labels.

Module 19: LDP—Enhancements and Best Practices

• Explanation of LDP-IGP Synchronization feature.
• Alteration of BGP next-hop resolution process in LDP.
• Configuration of session protection to improve LDP integrity during network failure.

Module 20: LDP—Egress, Import, and Export Policies

• Configuration and verification of LDP egress policies.
• Configuration and verification of LDP import and export policies.
• Lab 6: LDP—Label Distribution Protocol.

Module A: Appendix: Segment Routing

• Additional information on Segment Routing.

Junos MPLS Fundamentals Training Course Prerequisites

• Strong general TCP/IP knowledge;
• knowledge of Junos OS to the JNCIA-Junos
  certification level; and
• Knowledge of routing and switching to the
  JNCIS-SP certification level.
• The following courses or equivalent knowledge:
  o Getting Started with Networking online course
  o Introduction to the Junos Operating System
  course
  o Junos Intermediate Routing course
  o Junos Enterprise Switching course, Junos
  Service Provider Switching course, or both