Table of Contents:

Definition and Overview

1. Introduction

2. Traditional Routing and Packet Switching

3. MPLS and Its Components

4. MPLS Operation

5. MPLS Protocol Stack Architecture

6. MPLS Applications

7. Standard Groups

Self-Test

Glossary

PDF of this tutorial

IETF

The following are the MPLS working groups in the IETF:

• Routing Area Working Group
• MPLS Working Group

ATM Forum

The following are the MPLS working groups in the ATM Forum:

• Traffic Management Working Group
• ATM–IP Collaboration Working Group