Dell ThinOS 9.1.4097, 9.1.4234, 9.1.5067, and 9.1.6108 Administrator’s Guide

Configure VNC services

1. On the ThinOS client, open Admin Policy Tool or go to the ThinOS 9.x policy settings on Wyse Management Suite.
2. Click the Advanced tab.
3. Expand Services and click VNC Service.
4. To enable VNC shadowing, click the Enable VNC Daemon button.
   1. Enter the password in the Password field. The password length is restricted to eight characters from ThinOS 9.1.2101.
   2. Click the Enable 8 bits button to use 8-bit color resolution.
   3. Click the Enable Zlib button to enable Zlib compression.
   4. Click the Enable VNC Prompt button to display a prompt to allow or reject a VNC shadowing request.
      The shadowing request times out if there is no user interaction. The following options can be set for a timeout.

      • Select Timeout Type—Select the action to be performed after the VNC shadowing request times out. You can select Accept or Reject.
      • Timeout—Specify a time between 0 to 600 seconds for the VNC shadowing request to timeout, if there is no user interaction.
   5. Click the Enable View Only button to activate the view only mode.
   6. Click the Active Visible button to notify the user that the device is being shadowed.
   7. Enter the IP addresses from which VNC connections can be initiated, in the VNCD Server field. You can only enter a valid IP address in this field.
   8. Specify the VNC port used for TCP-based connections in the VNCD TCP Port field.
      The default port is 5900. The current connection is not affected when you change the port. The port change takes effect during the next VNC connection.
5. Click Save & Publish.