![]() Once the tunnel, you can then connect to VNC server on the specified port from another terminal by running vncviewer localhost:5001 When prompted, enter the password for logging as the specified user. is the SSH user for login to VNC Server.įor example, to connect to display number 1 on the remote VNC server (192.168.56.123), that allows VNC connections only on loopback interface, from the local system through SSH tunnel, simply run ssh -L 5001:localhost:5901.(In this case, it is the same VNC server as VNC-SERVER-ADDRESS since we configured it to allow connections on loopback interface only) locahost:5901 is the remote VNC server and the display number to connect to.5001 is the local port on the local Linux system from where you will connect to remote VNC server.Option -L specifies SSH local port forwarding.With ssh local port forwarding to the VNC server, from your desktop Linux system with SSH client installed, execute the command ssh -L 5001:localhost:5901 Connect to VNC Server via SSH Local Port Forwarding 's password: SSH PASSWORDĬConn: connected to host localhost port 5599ĬConnection: Server supports RFB protocol version 3.8ĬConnection: Using RFB protocol version 3.8 VNC Viewer Free Edition 4.1.1 for X - built 22:57:51 After that, you are prompted to enter the password to access the specified display number. When run, the command first prompts you to enter the SSH password. Otherwise, you can specify the IP address or hostname if VNC allows connection on all interfaces.įor example, to login to second display number of the VNC server accepting connections on loopback interface as user amos vncviewer -via localhost:2 If you restricted VNC access to allow only encrypted connections from the loopback interface, you would simply use the localhost:1 to connect to the display number 1. : specifies the display number to connect to on the VNC server.It can be IP address or hostname (if you have DNS) USER: is any user that can ssh into the VNC server.Once the installation is done, you can now connect to a VNC server by executing the command below vncviewer -via You can even use xvnc4viewer apt install xvnc4viewer Dnf install tigervnc Install TigerVNC Client on Ubuntu/Debian Derivatives apt install tigervnc-viewer
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