PPPoE/v6 Administrator's Guide

Introduction
How PPPoE Works
Chapter 112
How PPPoE Works
Figure 1-1 depicts how PPPoE enables you to connect to the Internet via
a Digital Subscriber Line (DSL).
Figure 1-1 PPPoE Framework
DSL providers use PPPoE to provide faster access to the Internet via an
Ethernet line. PPPoE eliminates the need for a serial line to connect
users. It authenticates the users and analyzes the volume of network
traffic each user generates.