PPPOE协议提供了在广播式的网络（如以太网）中多台主机连接到远端的访问集中器（我们对目前能完成上述功能的设备为宽带接入服务器）上的一种标准。-PPPOE protocol provides the broadcast networks (such as Ethernet), the multiple hosts to connect to a remote access concentrator (we can complete the above-mentioned features of the current equipment for the broadband access server) on a standard.