Virtual Network Computing (VNC) is a graphical desktop sharing system that can be used to control a computer remotely.

learn more… | top users | synonyms

5
votes
0answers
382 views

VNC-Server as a virtual X11 monitor

From a currently running X11 session, I would like to provide run a VNC server such that it appears to my system as a second, “virtual” monitor – i.e. so that I can position it using xrandr and the ...
3
votes
0answers
70 views

Can't get rid of x11vnc output

I'm on an Ubuntu system which has a touchscreen set up on display :0. I wanted to be able to control this touchscreen remotely from Windows, so I set up x11vnc. It works great. But here's the setup: ...
3
votes
0answers
43 views

Where does Linux vncserver (Xvnc) get the list of geometry possiblities

I have looked through through parts of the code, and the places obvious to me, but I have not found the place that I can add legal geometries for a vncserver that I can set using xrandr. I have tried ...
3
votes
0answers
6k views

Understanding “vncserver -list” with respect to Xvnc processes

I have a pretty standard setup on a Centos 6.5 VM. I've configured VNC sessions to start at boot per CentOS's wiki VNCSERVERS="1:root 2:moe 3:curly" VNCSERVERARGS[1]="-geometry 640x480" ...
3
votes
0answers
479 views

Why VNC performance seems to have dropped over the years?

I've been using VNC since around 2000 (even earlier), back then I used a 19k cellular modem to connect to my desktop. Lately I've been connecting to my Ubuntu desktop from my Android phone. It seems ...
3
votes
0answers
795 views

Logged into ubuntu via VNC. Windows key seems stuck

I have an ubuntu server running vnc4server and gnome-session. When i log in remotely using VNC, it appears that the windows key is stuck. This occurs with multiple VNC clients (ultraVNC/realVNC on ...
3
votes
0answers
340 views

How frequently are updates sent to a VNC client?

I am trying to understand how the VNC mechanism works. The RFB protocol 3.8 specifications say : The update protocol is demand-driven by the client. That is, an update is only sent from the ...
3
votes
0answers
1k views

Using gdm to manage xdmcp authentication over VNC

I've followed a few guides in order to enable XDMCP over VNC, however the end result is an ugly, if functional, default X login screen. It is not utilizing gdm for the authentication process, and I ...
2
votes
0answers
23 views

Isolating all audio for a specific user account with Pulseaudio

I've done some Googling on this subject, and looked around on Stack Exchange, but I haven't yet found a question canonically similar to mine. If this is the wrong section of Stack Exchange to ask this ...
2
votes
0answers
90 views

Creating a virtual X11 output with Nvidia driver

I'm attempting to follow this guide to extend the desktop on computer A to computer B by creating a virtual output on computer A and using vnc to display the virtual output on computer B. The ...
2
votes
0answers
414 views

kill or kick all clients from a running vncserver without restarting the server

I encounter quite often the problem, that I want to kick all connected clients from a running vncserver. Even better would be to be able to kick / kill even certain clients. With netstat -tupa | grep ...
2
votes
0answers
429 views

VNC - Arch - Gnome; I can't type in the password on the login screen because it is cleared every second

I have an Arch linux box that is almost running perfectly but when i connect to the vncserver and the sreensaver turns the screen black, i am forced to reenter the password on the loginscreen of gnome ...
2
votes
0answers
111 views

How to set up remote graphical sessions on CentOs?

Trying to set up a Centos 6 server configuration where we can automate the running of an application that uses Selenium. In this case, ideally, we should be able to: Create a graphical session (...
2
votes
0answers
113 views

Alternate screensaver settings on different X instances

On my desktop system, I run two instances of X-- one is associated with the physical screen, one is associated with a virtual screen (a la vncserver). I use the physical one to do things related to ...
2
votes
0answers
331 views

System beep not working in TigerVNC

I just upgraded my Gentoo Linux computer (where I'm running Xvnc from TigerVNC 1.0.90 (1.1 beta 1) compiled myself against xorg-server 1.9.5), and I'm no longer getting any bell sounds, just silence. ...
1
vote
0answers
80 views

Not Able to run simple Java Swing Program on Raspbian on Raspberry Pi 2 Headless connected using tight VNC

I am using a Raspberry Pi 2 model with Debian as the OS. I tried a simple java swing program that opens a JFrame on it, and it worked fine. Later, I wanted to use my Pi headlessly i.e. without ...
1
vote
0answers
34 views

linux (ubuntu) graphical login from a remote computer before session is logged in

I have the ability to VNC into a remotely hosted ubuntu session with VNC after I've logged into that desktop session locally on that machine. My problem comes when I want to restart the computer (...
1
vote
0answers
32 views

Monitor mirroring

I need to mirror a remote monitor from a server running CentOS 6.5. With VNC I'm able to connect to the :0 display (that it's the one it is shown on the remote server monitor) but when I change user ...
1
vote
0answers
82 views

Using VNC without unlocking the lock screen locally

Currently I use VNC to connect to a virtual desktop on my Fedora workstation, which for the most part works fine. But ideally I'd like to connect to my active session on the workstation and access ...
1
vote
0answers
26 views

Where are minimized windows in naked Xvnc4? How to restore minimized windows?

I am running VNC server as described here: No windows frames on VNC screen I am running only few applications, so I have empty desktop and terminal in the beginning. If I run some application, like ...
1
vote
0answers
60 views

x11vnc and -unixpw_cmd option

X11vnc server stores the passwords nearly in plaintext (there is an option to get the password back from the password file). Therefore i want to implement a password check using sha256 or another ...
1
vote
0answers
70 views

Can two USB RNDIS gadgets with the same IP connect to one computer's VNC servers?

I have two android gadgets set to USB tether mode, connecting to one computer. I'd like to have one gadget connect to VNC on port 5900 and the other on port 5902. When they're both connected, the ...
1
vote
0answers
17 views

VNC rendering is all fragmented

I have my VNC server so configured, that it requires me to establish an ssh tunnel and connect to it on localhost:1 with my vncviewer. Now the connectivity seems to work fine but the rendering of the ...
1
vote
0answers
1k views

How to run vncserver as a user (not root)?

I'd like to remote access a desktop of a specfic user and not a root desktop; however when I run the vncserver it always produces a rooted desktop. This could be related to the installation of ...
1
vote
0answers
202 views

Required new 'X' desktop for VNC?

I'm on Raspberry pi 2, running Raspian, and using Ubuntu 14.04. I am using the tightvncserver. I don't think I should have to start a new 'X' desktop each time I want to VNC into the pi, but whenever ...
1
vote
0answers
953 views

Can't add keyboard layout on Debian remote desktop

I want to enable Russian keyboard layout on a Debian remote desktop (connected with Xvnc). dpkg-reconfigure keyboard-configuration changed /etc/default/keyboard as desired: # KEYBOARD CONFIGURATION ...
1
vote
0answers
105 views

How to do x2go Remote Login for Machine Initialization?

I am a cloud computer user. In order to create a new virtual machine in the cloud, usually I have to initialize it using vnc viewer in the cloud control panel before I can access it with x2go client. ...
1
vote
0answers
304 views

Start X11vnc on boot at SLIM login window

Debian 7.7 Wheezy, xorg, SLIM, i3 I'm unable to have x11vnc -usepw -forever started with SLIM, to offer a vnc connection on boot, as I do not have a monitor attached to the computer. I tried to add ...
1
vote
0answers
132 views

xtightvnc through ssh gateway — connection refused

Following setup: homepc -> gateway -> workpc workpc:~$ tightvncserver :12 homepc:~$ ssh -N gatewayuser@gateway -L 1212:workpc:5912 Now I try to connect via homepc:~$ xtightvncviewer localhost:...
1
vote
0answers
111 views

customizing size of emacs windows in twm, depending on the vnc session

I connect to the same Unix system (that runs tab windows manager, twm) via vnc. I connect from a laptop with a small screen and from a workstations with a large screen. I have started two different ...
1
vote
0answers
50 views

Sharing content/apps between console and VNC console

I have a linux box that I use a lot from my Mac laptop (1920x1200 resolution screen) via VNC. At work, I have a dual-monitor setup for the Linux Box (1600x1200 each monitor). I use the VNC ...
1
vote
0answers
461 views

Keyboard mapping VNC

I recently installed realvnc server on my pc running windows 7, however when connecting from my macbook using the "screen sharing.app" a number of keys are unavailable. For example I need to use the ...
1
vote
0answers
83 views

Configure Cent OS 6.4 so that desktop persists after closing VNC session?

I want to configure my newly bought VPS to be able to automatically boot into the Xfce window manager and let users connect to it via VNC and still keep the window manager running after the user ...
1
vote
0answers
376 views

Disable SSH Tunnel with KVM VNC Server

Here at work we've set up a KVM server that hosts a couple guest machines. The KVM itself is headless and we remote into whenever needed, but we would like to be able to VNC into the guests. I have ...
1
vote
0answers
900 views

TigerVNC Cinnamon session on Fedora 17

I'm trying to properly start a Cinnamon (2D) session in tigervnc-server on Fedora 17 "Beefy Miracle". The only way I currently know to accomplish this is to modify the file /etc/X11/xinit/Xclients. ...
1
vote
0answers
99 views

VNC session turns undead over the weekend

During the week I have a single VNC session I'm working with throughout the week. However, whenever I come back from the weekend or some vacation, I can no longer connect to that session, getting a "...
1
vote
0answers
375 views

KDE Startup Applications over xrdp

I have Google Chrome installed on my machine. The new chrome runs in the background (for addons like google chat) and has an entry in the KDE startup apps. The trouble I am facing is that when I log ...
1
vote
0answers
433 views

Launch X11vnc server on Ubuntu remote desktop through SSH

I have a Windows computer and I am currently connected to a Ubuntu 12.04 system through SSH using CRT on my Windows computer. I would like to know the commands that I need to run from my SSH session (...
1
vote
0answers
525 views

openSUSE 12.1 x64: VNC presents “nobody's X11 desktop”

I activated VNC using Yast and it works but it only display's "nobody's X11 desktop". I use Apple Remote Desktop to connect and gave it username and password. I also tried with Chicken of the VNC ...
0
votes
0answers
13 views

Sort, right-click context menu, on linux vnc desktop

I use Open in Terminal lot of times. On right-clicking VNC desktop, more often, create folder is clicked. To avoid that I wish to have Open in Terminal on top of menu or remove Create ... options ...
0
votes
0answers
21 views

tightvncserver crashes when started with a user other than root

I have installed tightvnc on a debian server and I can start the vncservice and login to the remote session without problem when using the root user. However when I try this with another user the ...
0
votes
0answers
29 views

Redhat VM login screen not showing

I am using RealVNC to access a redhat vm. Originally I set up an ssh tunnel via putty and logged in there, and then logged into realvnc and a login screen showed up. I logged out in my vnc and closed ...
0
votes
0answers
15 views

VNC client with possibility to specify username, and encryption keys

My KVMoIP from ADDER requires connection with username and encryption. The telnet prompt mentions RFB 4.0. None of my Linux clients can do that? I tried vncviewer, xvnc4viewer, and vinaigre, each the ...
0
votes
0answers
14 views

Unable to run LVM on CentOS 6 via VNC Viewer

Need to run Logical Volume Manager on my CentOS 6 vm using VNC Viewer but when I double click on it, nothing happens. What I did is to go to System > Administrator > Logical Volume Manager Am I ...
0
votes
0answers
53 views

After install vnc4server xsession error on Linux Mint 17.3

the second time this problem haunts me, (in RASPBERRY and now my Dear Mint 17.3) Briefly my problem is the following: I do the standard procedure found on Google: sudo apt-get install vnc4server ...
0
votes
0answers
102 views

How to troubleshoot and fix vnc connectivity issue with ubuntu 14.04 virtual machine

I have a remote Ubuntu machine, which I decided to use VNC to connect to. I followed the instructions. The Ubuntu machine is a VM with just a root account at the moment, and I think my problem is that ...
0
votes
0answers
10 views

changed individual background in VNC

I have a VNC session with several views under the same VNC session. Since I'm running different tests in each view I want to be able to "label" each of the views or - add text to the background or ...
0
votes
0answers
265 views

No session for PID xxx (lxpolkit)

I'm trying to use LXDE on debian sid, launching it by adding startlxde to the end of ~/.vnc/xstartup. Using tightvncserver as VNC server: tightvncserver -alwaysshared :1 However, when I log in ...
0
votes
0answers
32 views

How to start persistent VNC remote connections in SUSE?

I need to start persistent VNC remote session in SLES 11 SP4 because my installations take long hours. If my connection interrupts, installation will be crashed. Also, I want to disconnect sometimes. ...
0
votes
0answers
176 views

Linux Mint 17.3 KDE X11VNC - desktop does not load properly after login

I try to run X11VNC on a headless Linux Mint 17.3KDE machine – started by an entry in the /etc/mdm/Init/Default script. I added this right before the exit 0 statement: # - start the vnc server - ...