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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2answers
2k views

clipboard not working when connecting via rdesktop to xrdp-sesman

I have a Debian machine with xrdp-sesman setup following way Xvnc 127.0.0.1:5910 xrdp-sesman 127.0.0.1:3350 xrdp 0.0.0.0:3389 I am connecting to this machine with rdesktop ...
0
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0answers
19 views

Xen DomU PV - how do I get graphics?

Both Dom0 and DomU are Arch linux. Because Xorg :0 -configure results in video card not found as I'm in a DomU, I created a xorg config file. /etc/X11/xorg.conf.d/10-monitor.conf Section "Monitor" ...
0
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0answers
32 views

Different ways to use my cloud virtual machine lead to different interface languages

I use qcloud(a cloud service in China) to run a CentOS 7. In the qlcoud webpage panel, I can use the vnc way to check out my machine. In my own Mac, I can use the ssh to log into my machine. ...
0
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0answers
11 views

Run VNC at startup as root - HOME variable not being set

I have the following code in /etc/init/vnc.conf (used by Ubuntu 14.04's Upstart): description "VNC on start" author "user129013" start on runlevel [2345] exec /root/vnc The job is running ...
1
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1answer
35 views

How to automatically start TightVNC server as root on Ubuntu startup?

How can this be achieved? I want to boot the headless Ubuntu 14.04 box and have it start TightVNC as root.
0
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0answers
13 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?
0
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0answers
15 views

Virtualbox guest not shutting down while using VNC

I installed Virtualbox 5 on an Arch Linux server. Everything's working fine except shutting down a guest (GUI, SSH, console) while being watched via remote desktop. I reinstalled the extension pack ...
1
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1answer
719 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 ...
-1
votes
2answers
74 views

Is MacOS (OSX) a multi-user-operating-system?

We had to set up a MacOS (OSX) for iPhone app-development, but it was really awful to realize that mouse speed and input language, or applications that run as services (teamviewer) can be changed by ...
1
vote
1answer
37 views

How can I use the host's keyboard for a 'remote' SSH session from a tablet computer?

The perhaps slightly odd requirement is this: I have a computer/laptop running Ubuntu I have an iPad from which I can SSH into said laptop sitting right next to it I'd like to use the iPad as an ...
0
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1answer
27 views

No menu for VNC view

Problem: I have a VPS on linode that installed ubuntu 14.04. In the Real VNC viewer on my local machine, I see a screen like this. The problem is, although I can navigate the file system in this ...
0
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0answers
25 views

Unable to get remote Unix machine GUI using VNC viewer

I have similar issue as mentioned Why VNC not showing actual Remote Desktop. As mentioned in solution, I need to make some changes in ~/.vnc/xstartup. But, unfortunately, I didn't find this file. ...
0
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0answers
40 views

Grey screen when using tightvnc and trying to run xfce4

I have an Amazon ec2 instance. I am attempting to run a dedicated arma 3 server on it. Part of this it to set up a repository on the server. The program I want to use requires a GUI. This is the ...
2
votes
3answers
8k views

How to remote Linux desktop with audio support

I have a Debian PC (Server) and I would like to remote this machine from one client (Windows, Ubuntu,..) and be able to hear the sound from the server. I tried some tools (Radmin, RealVNC, but I ...
13
votes
3answers
29k views

How can I connect to Gnome 3 with a Windows VNC client?

I used to be able to connect to my Gnome 3 desktop from a Windows machine with a VNC client. But after an upgrade (on the Linux side) a while ago, it quit working. When I attempt to connect, all I ...
1
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0answers
246 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 ...
6
votes
1answer
3k 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 ...
0
votes
1answer
42 views

“channel 3: open failed: administratively prohibited: open failed” when creating a VNC session on a SSH tunnel

On creating a VNC connection via tunneled SSH connection, I get an error: channel 3: open failed: administratively prohibited: open failed I have found that this happens only when I'm not logged ...
0
votes
1answer
24 views

Raspberry Pi VNC to shell

I have a Raspberry Pi (with Raspbian Jessie) since yesterday and already installed some usefull tools - e.g. TightVNC. I configured it and it works fine, but now I want to stop my raspberry from ...
4
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0answers
51 views

How come I can login to another person's session over vnc just by changing the port number?

I have a user account on a server administered by someone else. I don't have root access. The server is CentOS 7. I couldn't connect over vnc on the usual port I use, so I ssh'd into the server and ...
1
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0answers
31 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 ...
2
votes
3answers
9k 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: $ ...
0
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0answers
26 views

How to customize window manager for VNC?

I am new to VNC setup and right now out of ideas what to do. My configuration -- VNC server on openSUSE 13.2 plus VNC viewer on Windows. It works. However it works with twm, and I would like to have ...
0
votes
1answer
31 views

Port forwarding error

I am trying to use VNC on my KVM guest, following this guide: http://blog.scottlowe.org/2013/08/21/accessing-vnc-consoles-of-kvm-guests-via-ssh/ This is the ssh command I am using from my host: ...
2
votes
3answers
6k views

How to tell who is connected via vnc to my machine?

How do I check how many vnc connections or different users are currently connected to my machine? Only through wireshark? And how do I kill any other users connected through vnc?
0
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1answer
74 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 ...
0
votes
4answers
15k views

Why VNC not showing actual Remote Desktop

Ok i installed vnc server on RHEL 5.9 and also installed Tightvnc viewer on windows 7 and from RHEL i started vncserver and assigned the password using vncpasswd. Then from tightvnc viewer i gave the ...
1
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3answers
8k views

vncserver refuses to start

I have a Fedora 15 server that has been running just fine for months until I suffered a power outage. After the recovery, all services came back up just fine except vncserver. When I try to start the ...
3
votes
2answers
3k views

Grey background in vncviewer remote desktop

I keep getting a grey background in my VNC viewer on my VPS, like so: My .vnc/xstartup is as follows: #!/bin/sh unset SESSION_MANAGER exec /etc/X11/xinit/xinitrc gnome-session ...
0
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0answers
316 views

Unable to start vncserver in RHEL 7

Following the instructions from Redhat documentation (TigerVNC), I've installed VNCserver in RHEL 7. When I try to start the vncserver service, it returns an error #systemctl start ...
2
votes
1answer
94 views

Time is not synchronized in Linux VM

I am using one Linux VM through VNC viewer from my Windows machine. What I am seeing is that time between two is not synchronized. It seems that the VM is about 5 minutes delayed from Windows (windows ...
8
votes
2answers
20k 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 ...
1
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0answers
13 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
65 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 ...
0
votes
1answer
607 views

VNC connection to a Linux VM just shows a gray screen… but isn't gnome running?

I have a few years of experience with using Linux on the command line, but this is my first time trying to set it up with a GUI. I'm on CentOS 7 (64 bit) and I've run the following commands: yum ...
2
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0answers
42 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 ...
1
vote
1answer
710 views

How can I resume/save work in a to-be-killed VNC session

I run VNC server at CentOS 6.4 and VNC client at windows machine. For some reason, VNC is not working properly today; there is no response of normal key presses, some mouse clicks work (changing ...
0
votes
1answer
89 views

TigerVNC is running, but not listening on any port?

I'm on CentOS 7 with TigerVNC installed. I have started it up (I think), but I can't connect to it. Here's what leads me to think it's running: $ vncserver -list TigerVNC server sessions: X ...
1
vote
1answer
601 views

How to make vnc server and ldap authentication work together?

I have a RHEL 6.4 box and I am running tigervnc-server on the box to enable remote gui access for different users. I have the users created locally and have created separate displays for them in the ...
0
votes
0answers
41 views

OpenSuse minimal server doesn't boot after restart

I am trying to configure a remote server running OpenSuse 13.2 x64 minimal and I believe I have messed something up since the server will not boot anymore after issuing shutdown -r now. Since I only ...
1
vote
1answer
30 views

What does :0 mean in vnc configuration?

When I configured VNC server there were strings VNCSERVERS="1:oracle" VNCSERVERARGS[1]="-geometry 800x600" When I connected via VNC and run w command, I saw that current display is :1. ...
0
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0answers
26 views

Kill LXDE when disconnecting from VNC

I've managed to set up LXDE to start only when I connect over VNC. But I'm putting together a small web server that has low CPU and RAM. LXDE is really cool because it requires only a little of that ...
0
votes
0answers
24 views

X11 Server Cap Lock and scrolling problems on CentOS 6

I am having problems with the cap locks key, when using vncviewer to remote on to a CentOS box running X11 v0.9.13-8. I cannot upgrade the x11 as i'm stuck on CentOS 6. The problem is that the Cap ...
4
votes
1answer
86 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 ...
1
vote
2answers
620 views

Cannot get Tiger-Vnc To Work on Fedora 21

I have followed both the directions here and here. I have gotten very far, but the last task on those guides is to run systemctl start vncserver@:10.service and there I get an error. When I run that ...
0
votes
1answer
268 views

can't launch android emulator while logged in over vnc?

i have a headless box running bbqlinux that i'm trying to use as an android-studio development box. when i go to launch an .avd in the emulator, i receive this error: Cannot launch AVD in emulator ...
1
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0answers
37 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
1answer
152 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 ...
1
vote
1answer
64 views

How to let Qemu autoselect a listening port for Spice?

I'm switching some VMs from VNC display type to SPICE. VNC display type offers a very handy to= parameter allowing QEMU to automatically use the first free port from a defined range: -display ...
3
votes
1answer
3k 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 ...