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301 views

VNC versus xpra

I was reading https://security.stackexchange.com/questions/120612/x-windows-security-vnc-and-x-server-vs-xpra. In the following scenarios, what protocols are encapsulated i.e. above what protocols? ...
1
vote
1answer
30 views

What's the relationship between X and VNC?

I thought they were completely different. But I just noticed, running Screen Sharing on MacOS that the window titlebar says "pitosalas's X desktop". I thought Screen Sharing on MacOS is a VNC client ...
0
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0answers
66 views

From Internet access single application via VNC like

I am wondering what are my options to access one single gui application remotely, rather than full desktop, as VNC does. Also lag is an issue. Any other way to make remote VNC, super responsive-- may ...
0
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0answers
374 views

tigervnc vncviewer could not open some system applications

The computer that I am trying to connect to using vncviewer is a Ubuntu 18.04 system with dash-to-panel gnome extension. When I used the first .vnc/xstartup , I only got black screen once connected. ...
1
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0answers
293 views

How to setup keyboard switching in Tigervnc via Remmina Remote Desktop

I am running VNC server on a headless Ubuntu box with tigervncserver. ~/.vnc/config is all commented and has the following examples: # securitytypes=vncauth,tlsvnc # desktop=sandbox # geometry=...
3
votes
0answers
147 views

Pipe VNC viewer output to /dev device

Using VNCTiger as a VNC viewer, how can I pipe/forward (correct terminology?) the output to one of the /dev devices like video0? At the moment I use a basic vncviewer command to get the output, as ...
1
vote
1answer
416 views

X Window / VNC session recording

While I am aware of rfbproxy and ffmpeg's x11grab capability, all the examples online seem to be aimed at users wanting to record their own sessions. My usage model is to maintain a (reasonably) ...
-1
votes
1answer
117 views

Working with a remote GUI application [closed]

I'm a not so experienced user of Linux systems and here's the thing I'm trying to achieve: I want to run a graphical application on a remote Linux (Ubuntu in particular) server, with an ability to ...
0
votes
2answers
285 views

Can only start VNC sessions with sudo

I'm trying to start a VNC session on a remove CentOS 7.3 VM and access it, but for some reason I'm only able to make it work by running sudo vncserver and not just vncserver. When I run it as myself, ...
4
votes
1answer
4k views

VNC-Server as a virtual X11 monitor to expand screen problem

I tried to follow this To create a virtual screen on my display so I can show it on a remote monitor with a vnc client but when I try to add my mode xrandr --addmode VIRTUAL1 xrandr will tell me I ...
3
votes
1answer
10k views

How can I start a VNC server session and immediately land up in KDE?

This is the content of my ~/.vnc/xstartup file: #!/bin/sh # Uncomment the following two lines for normal desktop: unset SESSION_MANAGER exec /etc/X11/xinit/xinitrc [ -x /etc/vnc/xstartup ] && ...
5
votes
2answers
8k views

keyboard mapping wrong only in specific applications under TightVNC

I searched pretty thoroughly and I could only find posts in which people have keyboard mappings that are wrong system-wide, however I have a bizarre situation in which most applications work OK, but ...
1
vote
1answer
2k views

Xvfb with 2 screens and Two x11vnc servers (one for each screen): only the first one work

I'm using CentOS 7 and x11vnc version 0.9.13 (release 11.el7) for arch x86_64. I create Xvfb with two screens (:10.0 and :10.1) like this: sudo Xvfb :10 -screen 0 1366x768x24+32 -screen 1 ...
0
votes
2answers
795 views

Can't get RealVNC to work with LightDM

As far as I can tell GDM3 is incompatible with RealVNC so I uninstalled it and I installed LightDM. However now I can't get anywhere when I try to connect to RealVNC. What I did before was run: ...
1
vote
2answers
557 views

How to start x11vnc by socket (ie only when needed)

Actually I start x11vnc in /home/odroid/.config/lxsession/LXDE/autostart with @/bin/x11vnc -bg -forever -shared -rfbauth /home/odroid/.vnc-passwd -noxdamage -norc -noxrecord -capslock -no6 -rfbport ...
3
votes
1answer
353 views

Why is VNC so extended instead of X11

If X11 provides functionality to use a graphical application remotely why is VNC used instead of the X11 server capabilities apart from overheading issues? Can you config your X11 client to connect ...
3
votes
0answers
590 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 ...
0
votes
0answers
582 views

Start terminal when VNC starts and execute a command within the new display

How can I start a Terminal within the new Display, and execute a command in that Terminal soon after VNC's startup automatically?
1
vote
0answers
95 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 ...
2
votes
1answer
2k views

No windows frames on VNC screen

I am trying to configure good virtual desktop on my headless headless Ubuntu 14.04 server. Unfortunately, I see the following picture when open remote screen: I.e. windows have no frames and titles. ...
1
vote
1answer
229 views

Why is my R graphics device not refreshing and gets drawn so slowly through VNC?

The plotting speed of the graphics device is extremely slow when I use a VNC connection. The rest of the connection works perfectly fine so I cannot blame the network, it is specifically R devices ...
0
votes
1answer
3k views

How configure properly vncserver in Red Hat Enterprise Linux Server release 6.5

I'm trying to start vncserver in a Red Hat Enterprise Linux Server release 6.5 with an user created for that but when I type vncserver I got: WARNING: The first attempt to start Xvnc failed, possibly ...
6
votes
0answers
213 views

Fast drop-in replacement for “ssh -X” [duplicate]

I'm looking for something to provide faster X11 fowarding than ssh -X provides. I do not need a full GUI session or the ability to drop/resume user sessions. I use NX regularly, but as far as I can ...
3
votes
1answer
15k views

vnc: unable to get a shell prompt with the default opened terminal application

I am setting up a VNC server (vnc4server on mint) and I have a default xstartup file in ~/.vnc. I am using twm window manager. When I connect to the VNC server, I can authenticate successfully and see ...
1
vote
2answers
148 views

X11 confusion with windows/solaris/windows config

I am struggling with X11 forwarding .... I use a Windows 7 laptop to Putty onto a Sun T2000 running Solaris 10. I have got ssh -> X11 -> X11 Forwarding ticked but nothing in the the X display ...
1
vote
1answer
871 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 ...
2
votes
1answer
4k 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 ...
7
votes
2answers
6k views

VNC-Server as a virtual X11 monitor to expand screen

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 drag/...
0
votes
1answer
274 views

vncserver-x11 binary not found!

In which package I can find vncserver-x11 binary? I installed x11vnc and I found only x11vnc binary.I don't have any package named vncserver-x11 in repository. $uname -a Linux 3.2.0-67-generic #101-...
6
votes
1answer
266 views

Transfer X from monitor to remote machine

I want to remote login to another laptop to continue working on session left over. VNC is slow because it's bandwith hog. I know (or I think I know) that it's not latency, it's bandwith because the ...
2
votes
2answers
742 views

Is there a way to start a VNC-server for an already running X-session?

For Windows there are VNC-"servers" that can be started by the user manually som time after log-in. Is there anything similar for Linux? A program that can be started manually in an already running ...
7
votes
2answers
20k views

VNC Server without X Window System

Will a VNC server work without X Server installed? I know vnc works with X Server, but what about without it?
15
votes
1answer
1k 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 ...
1
vote
1answer
141 views

Is it possible for a program to have its dedicated X display?

Can a program have its own dedicated X display, as though it can start the X display, set the screen size to match its own size and ensure that no other program can use that X display? Some VNC ...
1
vote
2answers
1k views

Performance and limitations of using an X GUI remotely?

I don't really have any experience with X. It appears from what I read that X has always been built from the ground up to allow windows in the WM to be transmitting over the internet, without ...
3
votes
1answer
2k views

Is there anyway to make vnc viewer function like Xming with allowing linux windows move freely about?

I have a vncserver set up on my remote machine and am using vnc viewer to interact with that machine. I am also used to doing the following: 1. Remote connecting to a machine with an ssh client like ...
1
vote
1answer
212 views

Mute sound from specific virtual display

I'm using Linux, precisely Mint 13 Maya, which is based on Ubuntu Precise. I was wondering if there was any way to mute sound coming from other virtual displays, or to only have sound playing from ...
6
votes
2answers
21k views

can't start x11vnc without attached monitor

I'd like to setup x11vnc (or any other vnc server) to start at boot-time. The display manager is kdm, the distribution is Ubuntu 12.04.2 LTS. When I try to start x11vnc, I'm getting this errors: $ ...
1
vote
2answers
4k views

Running Mono on CentOS 5 CLI

I have vps server (virtual private server) running on Linux CentOS 5 32 bit , I installed vncserver X-Windows , GNOME and KDE environment and I connect to the VNC server from vncviewer in my Windows 7 ...
7
votes
2answers
13k views

How to configure xorg.conf for widescreen VNC on headless Linux/Ubuntu?

I have a Ubuntu 12.10 Box configured to run headless. I've managed to boot X headless by a lot of trial and error but I still have a glitch: When booting using the monitor, it all works ok, widescreen ...
2
votes
0answers
136 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 ...
1
vote
0answers
1k 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. ...
2
votes
1answer
3k views

How can I disable the X-server on Fedora 17?

I want to use a Fedora 17 "Beefy Miracle" system as a network-shared desktop for cooperative work. For this I'm using TigerVNC which brings its own X-Server and starts a completely separate desktop ...
4
votes
1answer
19k views

How can I have new ~/.vnc/xtartup files be configured for normal desktop by default?

When a user first runs vncserver, the following ~/.vnc/xstartup file gets created: #!/bin/sh # Uncomment the following two lines for normal desktop: # unset SESSION_MANAGER # exec /etc/X11/xinit/...
2
votes
1answer
1k views

x11vnc window manager

I am using x11vnc and started it so it created the X server by itself like this: x11vnc -localhost -rfbauth -create /root/.vnc/passwd But the VNC session created, does not have a window manager, ...
7
votes
2answers
11k views

What is the relation between DISPLAY :1.0 and port 5901

When I start a new X server using vncserver I can connect it using port 5901. From, say, a terminal, I can also do a: export DISPLAY=:1.0 xterm (it's just an example) And I get an xterm on the ...
5
votes
2answers
773 views

Is there a xterm equivalent that is optimized for use over VNC?

tl;dr Is there a terminal emulator that uses rectangular copies for scrolling? I'm doing a lot over work over the internet just now (hacking a program on my employer's cluster that can't be installed ...
4
votes
2answers
10k views

How can I allow a different user to connect to my session using X11vnc?

I'm trying to use x11vnc to allow users to remote control certain computers. This works fine in general, but there is one aspect I have trouble implementing. I want to restrict access to a specific ...
1
vote
1answer
2k views

How can I force LXDE to have a transparent background when connecting with X/X11?

raspberry-pi-7 1.jpg http://img823.imageshack.us/img823/2756/raspberrypi71.jpg Just got my Raspberry Pi in the mail and I've started playing around with it. After getting LXDE up and working working ...
1
vote
2answers
6k views

Is it possible to keep a vnc server alive after log out?

I am using OpenSUSE and I have created a script that launches at startup the x11vnc server. But when the user logs out x11vnc is killed. I want it to start again automatically. Here the script I wrote....