VNC: Difference between revisions

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-The VDI nodes have a special hardware and persistant virtual server configuration that support direct vncviewer connections and gpu accelerated OpenGL graphics for appropriately configured software applications.  However when you login to gra-vdi you will discover there are no modules loaded by default:
+The VDI nodes support direct vncviewer connections and GPU-accelerated OpenGL graphics for appropriately-configured software applications. The VDI nodes also provide an extra set of software modules in the SnEnv environment, analogous to the StdEnv environments available on all our clusters.<br>
+On regular login nodes, a standard software environment and some default modules are automatically loaded when you log in.  This is not so on a VDI node, thus you will see:
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-Before you can load any software module on gra-vdi you must first manually load either the global <code>StdEnv</code> environment or the local <code>SnEnv</code> environment.
+Therefore, before running any graphical software on gra-vdi you must first manually load one of the following
 == StdEnv == <!--T:130-->