This is the launcher icon to connect the UEA HPC cluster (grace.uea.ac.uk).
It can also be opened by typing UEAHPC in the dash.
From the command line :
ueahpc login - takes you to login node
ueahpc Xinteractive - takes you to an interactive session
This opens the window :
It enables you login to the login node or directly on to an interactive session.
You can also switch between the Grace cluster and HPC by using the Options menu item.
You can also easily move files between grace and your workstation using the files tab.