PPP over Ethernet

PPP over Ethernet (PPPoE) is a method of encapsulating PPP frames so that they can be sent over an Ethernet network. PPPoE was created so that Internet service providers (ISPs) that deploy a broadband Internet access technology in a bridged Ethernet topology, such as cable modems or Digital Subscriber Line (DSL), can use the per-user authentication and connection identification facilities of PPP to identify individual customer connections for accounting and billing purposes. PPPoE is described in RFC 2516.

PPPoE connections have the following two phases:

  1. A discovery phase in which a client computer uses PPPoE frames to discover the presence of an access concentrator (AC), a device that terminates the cable modem or DSL connection ...

Get Windows Server® 2008 TCP/IP Protocols and Services now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.