There are no Linux workstations. However a remote desktop service is provided via the NX Client interface on all ISS Cluster PCs:
All Programs - Communications & Internet - NX Client - ISS Unix Desktop
(Login with your existing ISS Unix ID.)
This service can be also by accessed from private computers by installing the NX client software as described on the Unix time sharing page.
Please note that you account will need to be enabled for Unix if you wish to use this service.