• If you're using a DSL or cable modem, ensure sure it's connected to both the telephone or cable connector and the wide area network (WAN) port on the base station.
• On your Mac, go to the Utilities folder in the Applications folder and open the AirPort Utility software.
• Select the base station you want to configure in the graphical overview, then click Edit. A password for the base station may be required.
• Select PPPoE from the Connect Using pop-up option after clicking Internet.
• Enter your ISP's account name, password, and any other information they provided you with)
• Optionally, customise the PPPoE connection type by selecting an option from the PPPoE Connection pop-up menu by clicking the Internet Options button towards the bottom of the pane:
• Always On: If you want your base station to keep connected to your modem and the Internet as long as the modem is turned on, select Always On.
• Choose a time increment, such as 10 minutes, from the PPPoE Disconnect if Idle pop-up option if you chose an Automatic or Manual PPPoE connection and want your base station to automatically disconnect if it's not in use.
• To save your changes and close the conversation, click Save, and then Update to save the changes.

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