A method and a computer program product, implementing techniques for exchanging data in an unattended desktop sharing mode. The techniques include receiving a conferencing request, at a local unattended server, from a remote conferencing server; loading a desktop application on the local unattended server in response to the conferencing request to generate a loaded desktop; sending the loaded desktop to a virtual device to create a shared desktop; and sending the shared desktop to the remote conferencing server for distribution to one or more remote computers, whereby the shared desktop is displayed at each remote computer by a viewer application.