...
4. At this point, your mobile device that is registered with the Duo app will receive a push notice of the attempt to logon. Acknowledge the authentication attempt on your mobile phone and you will then receive a second prompt to provide credentials to your system. Click the OK button and you should be connected to your remote desktop.
Macintosh Client Procedure
Below are the steps for updating a saved connection in the Mac Microsoft Remote Desktop application so that it uses UT's RD Gateway.
1. Launch the Microsoft Remote Desktop application
2. Select the Edit Icon in the lower left corner of the connection you wanted to update.
3. Select the up/down arrows in the connection's General settings.
4. Click "Add Gateway..."
5. Enter "rdg.austin.utexas.edu" as the Gateway name and click the Add button.. Friendly Name is not required, but you can retype the gateway name there as well if you prefer.
6. Click the Save button once you return to the main settings screen. Your connection will use the RD Gateway from this point forward.