...
If you do not have a cell phone, you may obtain a Hardware Token from University Technology. Tokens are distributed freely to faculty and staff who need to enroll in the two-factor authentication service. Please come to the University Technology Help Desk Helpdesk with a photo ID to obtain a token.
...
Simply enter your uLogin ID and password as usual and Duo will automatically use the Default method to log in. If the first phone you enrolled is a smartphone, Duo will send a push a Push message to that phone and prompt you to approve the login using the Duo Mobile app. If it is not a smartphone, Duo will make a regular telephone call to that number and you will be prompted to approve the login by pressing any key on your phone.
...