RealVNC User Manual

VNC Introduction

The full name of VNC is virtual network computing, which is a graphical desktop system sharing protocol. VNC

Use RFB (Remote framebuffer) to control remote computers. It moves the keyboard and mouse time from

One computer transfers data to another computer and updates the screen background.

VNC is platform independent. A standard VNC client can connect to any operating system architecture.

. In addition to standard clients, VNC also provides Java clients and web clients.

Multiple Clients can connect to the same server at the same time. VNC was first proposed and developed by at&t.

OfCodeIt has been released according to the GNU protocol and has multiple different release versions.

RealVNC.

A major feature of VNC is remote control based on the physical console, that is, remote clients operate on the server

Management Terminal, which is very similar to Symantec's pcAnywhere. When the remote client moves the mouse

When using the keyboard to type data,
The local physical hosts on the server can view the keyboard and mouse in real time.

Operation. This feature makes VNC widely used in various operation demonstration scenarios.

Four VNC Modes

VNC is divided into server and client. When the client and server respectively use the public IP and Intranet IP

There may be a combination of the following methods:

1. The client uses a public IP address, and the server also uses a public IP address.

In this case, install the VNC server on the server side and enable the listening on port 5900.

Use the VNC client to directly connect to the server, as longProgramEnter the IP address of the server, that is

Yes, no additional configuration is required.

2. The client uses the Intranet IP address + Firewall Nat address ing, and the server uses the public IP address.