Running Window 2008 R2 server and VMWARE v2 with 3 virtual machines, we frequently find that after a restart, or loss and regain of network connectivity to the server that the virtual machines can no longer be contacted over the network. pening the VMWare infrastructure web access and the console for that particular machine shows.
When you try to remote control another session on a Windows 2008 R2 terminal server you may receive the message. Change the RDP Compression setting on the server to “Balances memory and network bandwidth” (recommended) or “Optimized to use less memory” using Group Policy. If using Windows Server 2008 R2 you may also choose “Do.