VNC

Virtual Network Computing (or VNC) softwares let you remote control PLCs and, in general, computers by displaying the remote screen image on your PC. They let you send keyboard and mouse inputs via an Ethernet connection.VNC is based on RFB protocol, first developed by the Olivetti Research Laboratory in the 1990s. The protocol has been in the public domain for several years.The VNC connection calls for a programme called VNC Server running on the target and another called VNC Client or Viewer running on the PC.