PPPoE (Point-to-Point Protocol over Ethernet) is a widely used network protocol that allows users to establish a connection with their Internet service provider (ISP) over an Ethernet network. Linux, being a versatile and customizable operating system, provides built-in support for PPPoE connections, making it a popular choice for users who prefer to use open-source software.

Setting up a PPPoE connection on Linux is relatively straightforward, and in this article, we will explore how to do so on popular Linux distributions such as Ubuntu, Fedora, and Debian.

On Ubuntu, one of the most popular Linux distributions, setting up a PPPoE connection can be done through the Network Manager. To do so, open the Network Manager by clicking on the network icon in the top-right corner of the screen and selecting "Edit Connections." In the Network Connections window, click on the "+" button to add a new connection, choose "PPPoE" from the list of connection types, and enter your username and password provided by your ISP. Finally, click on "Apply" to save the settings and connect to the Internet using PPPoE.

On Fedora, another well-known Linux distribution, setting up a PPPoE connection can be done through the NetworkManager tool as well. To do so, open the NetworkManager by clicking on the network icon in the top-right corner of the screen and selecting "Edit Connections." In the Network Connections window, click on the "+" button to add a new connection, choose "PPPoE" from the list of connection types, and enter your username and password. Make sure to check the box that says "Available to all users" to ensure that the connection is available to all users on the system. Click on "Apply" to save the settings and connect to the Internet using PPPoE.

On Debian, a popular Linux distribution known for its stability, setting up a PPPoE connection can be done through the pppoeconf utility. To do so, open a terminal window and type "sudo pppoeconf" to start the PPPoE configuration tool. Follow the on-screen instructions to enter your username and password provided by your ISP, as well as other required information such as the Ethernet interface and service name. Once the configuration is complete, type "sudo pon dsl-provider" to establish the PPPoE connection and connect to the Internet.

In conclusion, setting up a PPPoE connection on Linux is a simple and straightforward process, thanks to the built-in support for the protocol on popular Linux distributions such as Ubuntu, Fedora, and Debian. By following the steps outlined in this article, users can easily establish a PPPoE connection and enjoy fast and reliable Internet access on their Linux systems.