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How to Set Up a Landline for Two-Step Authentication

You can use a landline (a phone connected to physical wiring) such as your office phone for authentication. Each time you request authentication via callback, this number receives a phone call.

Set up your landline

  1. Open a browser and go to the Stanford Accounts page.
  2. If the WebLogin page opens, enter your SUNet ID and password and click Login.
  3. Click the Two-Step Management tile.

    Stanford Accounts homepage highlighting Two Step Management option

  4. Click the Manage Two-Step Device and Settings tile.
    Two-Step Management screen highlighting to select Manage Two-Step Device and Settings
  5. Authenticate. You will be prompted for a second factor twice in order to access Duo Central—first by Stanford, then by Duo.
  6. Click Add a device.

    Image of add another device screen

  7. Select Phone number.

    Image of what type of device are you adding screen

  8. The screen Enter your phone number appears. Choose your country from the drop-down menu, and enter your phone number. Click This is a landline phone checkbox. Click Continue.

    Image of screen to enter your phone number

  9. The screen Enter an extension appears. Enter the extension and choose Add extension. If no extension, choose Skip this step.

    Image of screen to enter your extension

  10. Confirm by clicking Yes, it's correct, then Continue.

    Image of phone number confirmation

  11. Your landline is added to Duo Central for text messages or phone calls. 

    Image of Duo Central

Authenticate on your landline

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