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

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6
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1answer
11k views

Changing screen resolution/geometry of a vncserver without randr in Linux

I want to change the resolution / geometry of my VNC session dynamically without affecting the programs running inside it. I referred: Changing the resolution of a VNC session in linux. I don't have ...
3
votes
1answer
734 views

VNC on elementary os

I installed elementary OS on my laptop and tried to install VNC server. First I installed vnc4server, opened and logged from phone. On screen I saw: failed to load session gnome How do I need to ...
2
votes
1answer
101 views

How to source /etc/profile and .bashrc while starting vncserver

I have an installation of RHEL5.10 (2.6.18-371.11.1.el5) with vncserver: # rpm -qa | grep vnc libvncserver-0.9.7-2.el5 vnc-server-4.1.2-14.el5_6.6 x11vnc-0.9.13-8.el5 While my other installations ...
1
vote
1answer
33 views

expand screen using vnc server

Background: If you connect a 2nd monitor/projector by cable to a computer, you often can easy make the screen expand, so each monitor have there own area of the screen, and you can move windows ...
13
votes
0answers
271 views

vim/gvim failing to put X11 clipboard in registers “+ or ”*?

Due to the lack of security with standard vino server, I switched to use x11vnc on my linux (with Xubuntu 14.04) box and SSVNC on the windows side. With vino, cut and paste from windows to Linux ...
4
votes
0answers
50 views

Make one VNC server appear as two displays in RHEL

I have a VNC server running in virtual mode in RHEL and I am viewing it on a PC which has two screens. I can make the server use both of my screens by setting the resolution large enough: xrandr -s ...
3
votes
0answers
105 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
81 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
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0answers
237 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
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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
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0answers
115 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" ...
2
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0answers
84 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
1k views

How can I forward sound over VNC?

I use TightVNC and Remmina Remote Desktop to connect my Raspberry Pi to my Ubuntu laptop over VNC. It works great for the most part, except for the fact that there is no sound. I have googled all ...
2
votes
0answers
165 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
88 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
100 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
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0answers
654 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 ...
2
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0answers
76 views

Regain control of an X Server

I have a Gnome session running on my server. I started it with tightvncserver. Now it wont let me in anymore because of Too many authentication failures - client rejected This seems to be a ...
2
votes
0answers
296 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
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0answers
26 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
16 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
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0answers
8 views

How to share Windows clipboard with Linux using TightVNC?

I'm connecting to my Debian squeeze server through the Windows TightVNC viewer and tightvncserver on Linux. I have put the following line in my ~/.vnc/xstartup file: autocutsel -fork However, this ...
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0answers
68 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 ...
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vote
0answers
392 views

VNC server on Centos 6.4

I have a Centos Desktop VM installed in Virtualbox, and want to connect to it using VNC. I have tried to install vnc-server, but could not connect. I removed it, then tried tigervnc-server, but same ...
1
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0answers
56 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
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0answers
35 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 ...
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vote
0answers
206 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
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0answers
76 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
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0answers
223 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
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0answers
698 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
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0answers
91 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 ...
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0answers
285 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
337 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
472 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 ...
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0answers
365 views

VNC: Text/fonts not showing up on XFCE tip of day window?

Using FreeBSD 8.2. Setup a vncserver on my FreeBSD machine. Accessing it from Windows using Tightvnc Viewer. Most fonts show up fine. However my Xfce tip of the day window shows up blank. If I ...
0
votes
0answers
55 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 ...
0
votes
0answers
20 views

Why can't I start a VNC session using the randr flag?

I'm using Ubuntu 12.04 (I think it's desktop...) and can successfully run vncserver (which ultimately links to /usr/bin/vnc4server) and connect with my client, and I can also add the -geometry flag ...
0
votes
0answers
79 views

Fedora VNC problem- getting a grey screen with three checkboxes

I have set up VNC using this guide, however, despite all my efforts, I can't seem to progress beyond this stage: with three checkboxes saying "Accept Clipboard from Viewers", "Send Clipboard to ...
0
votes
0answers
28 views

Change default X server to vnc debian

My question is quite simple - I have a Debian Wheezy box running a default X desktop. I have installed tightvncserver but I want to make it my default x server - so that when X starts, instead of ...
0
votes
0answers
56 views

VNC connection times out

I have a VNC server running on a box but can't connect to it over the internet and I don't know why. Here's what I have: on server $ ps ax | grep Xvnc 21304 ? S 0:00 Xvnc4 :1 -desktop ...
0
votes
0answers
44 views

How to access a RHEL desktop remotely without unlocking the screen?

I usually leave a lot of processes running on my RHEL 6 workstation, and sometimes need to access the desktop remotely on my Macbook. I have used Screen Sharing on Mac and it works fine, except that ...
0
votes
0answers
127 views

Multiple X sessions with VNC

I have two separate X Sessions. One is unity Ubuntu Desktop The Second one is XBMC. I use the built-in remote desktop sharing vino of ubuntu for VNC. When the Ubuntu Desktop is up on the server ...
0
votes
0answers
21 views

TightVNC shows the window cropped

I am running debian live cd in qemu (kvm), and when I connect to VNC via vncviewer localhost:5900 the window is cropped to some static width and height combination. Making window fullscreen or ...
0
votes
0answers
132 views

How to install Ubuntu 13.10 virtual machine on top of KVM running on Ubuntu 13.10

When I try to install LUbuntu 13.10 as a virtual machine using Qemu-KVM running on Lubuntu 13.10, I get a garbled screen when I start the virtual machine and/or when I start the installation process. ...
0
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0answers
92 views

Desktop appears as a terminal when viewed via VNCserver client

I have installed vnc server on a RHEL 6.5 machine using the following commands: yum -y install tigervnc-server xorg-x11-fonts-Type1 and have made the changes to the /etc/sysconfig/vncservers file ...
0
votes
0answers
28 views

VNC: Disable local cursor on connect

Currently I use UltraVNC to connect to vino server Everytime after VNC connection is established, I need to hit F8, menu pops up and click local cursor to disable it How do I disable local cursor ...
0
votes
0answers
30 views

problem with twm

I am having problem with a twm. I access this server via vnc. when I open the vnc-client it looks like the following picture I tried to change both twmrc-system and .twmrc, but the screen stays the ...
0
votes
0answers
336 views

Blender not starting Lubuntu 13.04 PowerPC

I have installed Blender via apt-get on a PowerPC G4 Mac Mini running Lubuntu 13.04, and now it will not start over VNC. Output from running blender in the terminal: Color management: using fallback ...
0
votes
0answers
374 views

vnc4Server Issue

I initially installed VNC4SERVER to run Guacamole (render VM through browser) on an AWS EC2 Linux (Ubuntu 12.04) instance. It worked fine and then I shutdown the instance. After a few days I started ...
0
votes
0answers
211 views

No ports can be found using port scan

Problem: I have a laptop and a server (Home-Server) with fc17. They are both using the desktop environment. I am trying to set up a VNC server on Home-Server so that I can set everything up without ...