Here are step-by-step instructions for configuring a remote desktop connection with X2Go for data collection at MacCHESS.
(using Linux as an example)
Install the software: yum install x2goclient
Session => New session...
Session name: Landline (arbitrary)
SSH port: 22
Session type: Connect to local desktop
Password: (Get this from MacCHESS)
Select desktop: specuser :0
click [Full access]
(new window appears)
resize window - make it big.