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Questions tagged [vnc]

For non-programming-related questions (e.g. errors connecting via VNC), consider asking at superuser.com instead. Virtual Network Computing (VNC) is a desktop sharing system which uses the RFB protocol to remotely view and control another desktop.

Virtual Network Computing (VNC) is a desktop sharing system that uses the Remote Frame Buffer (RFB) protocol to remotely view and control another desktop.

VNC is platform-independent and there are clients (viewers) and servers for many different operating systems. In addition, many virtualization hypervisors (such as KVM and Xen) have built-in VNC servers.

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702 questions
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Fedora 25 Tigervnc displays Black screen

The system is Fedora 25. The issue is vncviewer is displaying a black screen. By comparison the vnc package list is the same as those in a Fedora 24 system where vnc viewer is displaying correctly.The same client system is used to access the server.…
dan sawyer
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x11vnc display cursor and cursor motion

Well, that question already been asked, however my environment is slightly different. I've robot that moves mouse inside x11vnc session. I'd like that cursor motion to be properly displayed with vncviewer (tigervnc-1.4.2-r2). Seems nothing…
Archer
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noVNC Multiple Localhost Servers

Ive got 4 dev VMs for four projects (all VMware Player VMs w/ubuntu 15.04 host) where each is running VNC (ports 5900, 5901, 5902, 5903) respectively. I downloaded noVNC and saved to /var/www/html (my apache2 server on same host). Based on the…
Chris
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linux: detecting if you're running in a vnc session

I have an OpenGL program that will not run correctly inside a VNC session. In order to start it remotely in a VNC session, I need to run it via vglrun. I already have a wrapper script that launches the binary, but I need a reliable way to detect if…
Matt
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VNC into my workspace on cloud9

I'm going to code in a group a Python programm with tkinter, and I would like to do it online with cloud9. But in this case, I will need an X environment to run and test it. I thought about launching a vncserver on the workspace, which is already…
Etienne Wan
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Can I launch VNC Viewer for Google Chrome webapp from my web page?

I am building a web service that gives VNC connections to remote machines. Currently I am using a project called novnc to embed the VNC inside a element in my web page. However, it is very slow, especially web browsers, eclipse etc. When I tried…
Debnath Sinha
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unable to get keyboard events in guacamole iframe

We are streaming our vnc server using guacamole(http://guac-dev.org/) in the browser using an iframe. We are unable to get the keyboard events on the vnc canvas. Though once we click on the div outside the guacamole canvas, focus gets into the…
Rahul Chaki
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Start vncserver on :0 instead of :1

Is it possible to start vncserver on :0 when its already started on :1 without having to reboot the system? System details: Gnome desktop manager [root@server ~]# uname -a Linux server.com 2.6.32-358.11.1.el6.x86_64 #1 SMP Wed May 15 10:48:38 EDT…
bobbyrne01
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How to generate a VNC password?

Hi need to generate a vnc password using any script (php preferably but any perl will do). Problem is that 'vncpasswd' needs interactive user action (prompting for password and password verification). Is there a way to generate it without prompting…
Disco
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connecting ubuntu using vnc

I need to do a remote connection to a Ubuntu PC(need to see the UI) from another Ubuntu PC and Windows PC. I know that we can do that using VNC. Can anyone explain me with the steps or give a proper link which has the instructions. I followed the…
user1667630
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How Droid VNC works?

I have install Droid VNC Server on my tablet. I also checkout it's source at http://github.com/oNaiPs/droid-VNC-server but i don't find any line of codes where it capture the screen and upload to Viewer. So, How does it work? How can it capture the…
Nguyen Minh Binh
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TightVNC Server on Ubuntu 22.04 Grey Screen

My user's crontab contains: @reboot sleep 60 && /home/mslinn/.local/bin/vncserver4 >/dev/null 2>&1 /home/mslinn/.local/bin/vncserver4: #!/bin/bash rm -f /tmp/.X4-lock rm -f /tmp/.X11-unix/X4 vncserver :4 -depth 24 -geometry…
Mike Slinn
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How do I run gnome-desktop via TightVNC on an AWS server?

I want to use an AWS Ubuntu 20.04 LTS server with GNOME desktop/Unity over VNC. While I can connect via VNC, I get a bare bones, gray X window. In some variations, I also had a poorly drawn file manager. Currently, I have tightvncserver installed,…
Jeff Benshetler
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Proxmox/NoVNC prevent/remap the ESCAPE key

I am working on a proxmox VM using standalone NoVNC window in fullscreen. Here the ESCAPE key is mapped to leave the fullscreen mode. The problem: I am using a Vim editor, hence I hit the ESC key 1000 times every hour. Is there a way to remap ESCAPE…
Juergen Riemer
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Qt not loading on Remote Desktop (failed to initialize XRandr)

I am running a Python GUI based in PySide2 on a remote desktop (VNC) using a Python 3.8 linux installation and running into some issues. The GUI does indeed pop up and appears operational, however, the command prompt displays the following…
Jlehr
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