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Questions tagged [vnc]

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

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vncserver dies immediately upon start

I'm trying to configure VNC server for remote logins on a fresh install of CentOS 7, but I just can't seem to get it working right. I've followed the install steps here including the firewall-cmd ...
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1answer
18 views

Send each VNC connection to a separate display

I want to use vncserver on a CentOS 7 server to send every new connected user to their own isolated display (virtual, not physical). Making virtual displays at server startup with the matching ...
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1answer
16 views

How to fix my excruciatingly slow VNC connection? [on hold]

I'm starting Xorg on a headless server while trying to take advantage of the Intel iGPU. my .xinitrc: #!/bin/sh userresources=$HOME/.Xresources usermodmap=$HOME/.Xmodmap sysresources=/etc/X11/xinit/...
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19 views

Establish a VNC Connection to Company Network over a OpenVPN Client as a Gateway

Im currently working on a project, that might be used by my company in the future. Its basically a VPN Gateway to our local Network. I'm using a Raspberry Pi which has an OpenVPN Client setup on it ...
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1answer
16 views

VNC Server - securely forwards to the localhost connection for VNC

I followed this link https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-vnc-on-ubuntu-18-04 and I created the VNC server in my remote VM, started the VNC server in it and ...
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12 views

VNC Session user

If I enable x11vnc on my system, then is there any way to know who (which IP) have taken the remote session, if any ?
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9 views

Changing the dektop manager for one user through VNC

For one of the user, I want to set the default desktop manager to something other than Gnome which is the default one in Centos-7. The user connects through vncviewer. I see a guide here, however, I ...
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28 views

Tightvnc server

I have a VM in which I installed the VNC server (TightVNC) using the link : https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-vnc-on-ubuntu-18-04 It is installed ...
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11 views

After using a vncserver for a while, the windows turn black on CentOS Linux 7

I have a weird bug using a vncserver on a distant computer on which I have no root privileges. The server is up and running, and I can log in with a client (from both MacOs and iPad) and use it with ...
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197 views

No VNC extension on display on VNC desktop

I have started vncserver or remote instance with the vncserver command and now is able to connect to it with VNC client. Unfortunately, I can't start vncconfig due to error No VNC extension on ...
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1answer
83 views

SSH and VNC security issue question

My Centos 7.5 server in the past few days got thousands of incoming SSH login attempts and today I couldn't log in to my VNC clients because it just said "Too many security failures". So would like to ...
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42 views

TigerVNC Mangled or no screen output

I'm running TigerVNC (fork of TightVNC) on Arch Linux (4.18.10), and trying to connect to the vnc server both locally and externally, but both give me either a black screen or mangled output In the ...
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1answer
56 views

VNC Server immediately crashes

So, I recently installed the tigervnc package on Arch Linux (uname -r 4.18.10-arch1-1-ARCH). I'm trying to get the VNC server to run trough SSH tunnels, so I'm starting the server on localhost only ...
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95 views

No module named 'gi' when running ibus-setup

I am trying to run ibus-setup and getting the following $ ibus-setup Traceback (most recent call last): File "/usr/share/ibus/setup/main.py", line 31, in <module> from gi.repository ...
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1answer
77 views

Connect directly to Xvnc started by xrdp

There're color artifacts when connecting from Windows remote desktop client to Xrdp on a CentOS box. I want to check whether the underlying Xvnc will have same artifacts. Xvnc is running: LISTEN ...
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14 views

Sending mod key over VNC

I'm running dwm on my local machine and I'm trying to control a machine running xmonad over VNC. They both use the same mod key because they're both my machines. How can I send the mod key to the ...
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1answer
18 views

VNC server configuration

what's the role of percentage in VNC configuration? ExecStartPre=/bin/sh -c '/usr/bin/vncserver -kill %i > /dev/null 2>&1 || :' ExecStart=/usr/sbin/runuser -l <USER> -c "/usr/bin/...
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1answer
10 views

Unable to connect to vncserver

Just trying to figure out the problem with vncserver here. It looks like it is only listening to local host and hence keeps giving this message No matching security types when I try to access this ...
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37 views

How do I setup tigerVNC to connect to Ubuntu?

I have installed tigerVNC, then typed vncserver :1 to start the vnc. It also shows below that the processes are running, but when I try to connect to this Linux machine from my MAC using tigerVNC ...
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1answer
19 views

Scientific Linux / CentOS Screen sharing

we have Scientific Linux 7 PCs. At one of them I cannot activate the "screen sharing" under "Settings"- "Sharing". I tried to disable / enable the "sharing". I can activate and deactivate the ssh but ...
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137 views

How to setup keyboard switching in Tigervnc via Remmina Remote Desktop

I know neither which component is malfunctionning here nor what are full list of used components, so sorry for fuzzy question. I am running VNC server on a headless Ubuntu box with tigervncserver. ~/....
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1answer
31 views

How can I monitor, record and check about the ports on my LUbuntu having been scanned or connected to by other computers?

I have installed some servers on LUbuntu 18.04, such as postgresql server, mysql server, vino server, and I may have installed and run some servers without knowing it. I rarely intend them to be ...
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1answer
21 views

Expose VNC port when building via VMWare Workstation

I am performing a remote headless build on a Ubuntu 16.04.05 server using packer. When the build starts, I get the informative message vmware-iso: The VM will be run headless, without a GUI. If you ...
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43 views

unable to display turboVNC

I'm trying to use turboVNC for remote application. I have install virtualGL package (virtualgl32_2.6_amd64.deb) and then turboVNC (turbovnc_2.1.90_amd64.deb). I'm using Ubuntu 16.04 LTS Processor :...
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1answer
60 views

VNC clipboard not working

If I uncomment the two lines in my ~/.vnc/xstartup that enable 'normal' desktop environment for VNC, the vncconfig -iconic & command is ignored: #!/bin/sh # Uncomment the following two lines for ...
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1answer
26 views

How to install vncserver with a password?

I am trying to install tigervnc-server from a bash script with a password under Centos 6. I want to do this because I want to automate VPS installations. Does anybody know how to do this? Tried adding ...
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0answers
21 views

How to add my computer to a team with RealVNC? [closed]

A question in the title. I just want to add my computer to my RealVNC account, so that I can login and remote my computer from other devices. On my desktop (Windows), after install VNC Server, I can ...
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0answers
26 views

Remote Mobile Thin Client - Red Hat 7

I've been tasked with a new project that utilizes a Red Hat Enterprise Linux 7.5 rack-mounted workstation. The customer is looking to deploy a semi-mobile solution that would allow them to remote in ...
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1answer
65 views

Maximized window bigger than display on CentOS 7.5 with vncserver

im running into a problem on a CentOS 7.5 machine with the default vncserver (TigerVNC). Everything is working fine, except one visual flaw: the maximized size of the display is unequal to the actual ...
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0answers
104 views

Can't start Spyder over VNC (TinkerOS, debian)

I'm trying to configure my Asus Tinkerboard running TinkerOS which is based on Debian. Currently I would like to run spyder 2.7. This all works great when I connect the board to a monitor, but when I ...
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1answer
235 views

vncserver blank display — debian 9 guest VM w/ubuntu 16 host

Overview My goal is to setup VNC access to a Debian 9.5 VM guest built with virt-manager on Ubuntu 16.04 LTS (with desktop environment). I have configured /etc/vnc/xstartup to use gnome-session (...
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25 views

How can I record the xvnc display when running headless

For accessibility reasons I can only use ssh to access an oraclelinux server. The server has tigervnc installed and an vncserver running on it. I use nohup to launch a bash script which starts an ...
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83 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 ...
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1answer
29 views

Can't change keyboard layout inside vncserver

How to change keyboard layout inside (tiger) vncserver? I am running startxfce4 inside it. I can show country flag in the corner and switch layout by clicking on it, but I can't switch by keyboard ...
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404 views

Black Screen on VNC (SUSE Linux)

I used to be able to connect to my server using a VNC Client. However, now the window will open but is (and stays) black. I can SSH to my server. I restarted vncserver with no effect. I used cat on ...
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4answers
222 views

Best practice DNS (resolving IP to hostname in LAN)?

Recently I've created my own thin client operating system (Xubuntu based, so basically Linux yes) that will run across our thin clients. Currently I'm testing the OS in my test environment, but I've ...
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367 views

Linux Remote Desktop over the internet, Remmina or other free clients?

I'm trying unsuccessfully to remote desktop from a linux mint 18.3 to another linux mint computer over the internet, without messing with the routers settings or manually opening ports, something ...
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27 views

How can I enable VNC server over ssh after machine just booted?

Suppose I remotely start my Solus linux machine with Wake-On-Lan. Then I would like to connect to it using VNC, but seems like VNC server is not running yet. After machine just booted, there is no ...
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23 views

how to get close to real time remote control PC-linux?(lan)

I am searching for a method to access a remote PC (on my lan) graphically. I tried rdp, and vnc with tightvnc and via wifi, but there is a time gap and I wonder how I could link both to allow a real ...
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1answer
210 views

Root launching vncserver as different user

I have a system I'm administering that is shared by many users, each having a separate VNC session. So far they've been launching their own VNC servers from SSH, but I'd rather be the only one able to ...
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1answer
234 views

Custom resolution on Ubuntu server with XCFE and TightVNC

So I followed this guide in order to be able to remotely connect to a new VPS (running Ubuntu 18.04 LTS) and have a GUI since I need to perform certain actions that require a visual interface. Anyway,...
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178 views

How to open an accidentally closed terminal window in VNC session?

I accidentally closed my only terminal window in a VNC session to a Linux server (I have just typed exit Enter). My VNC server does not run any specific window manager. Now, I am in front of a blank ...
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1answer
282 views

Unable to Connect to VNC Server Using SSH Tunnel

I have a Linux server running xtightvnc on Ubuntu 18.04. Using my laptop, I am able to establish an SSH tunnel connection using PuTTY on Windows and establish a connection to vnc through localhost:...
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0answers
290 views

vncserver exit status 98

I can not get vncserver to start after following How To Install and Configure VNC Remote Access for the GNOME Desktop on CentOS 7. I get to sudo systemctl restart vncserver@:4.service and receive ...
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1answer
270 views

error starting tigervnc-server code 98 - fedora27

after installing, creating user, editing etc, when I try to start service I get (after deleting .Xfiles from tmp, @SivaPrasath suggestion) systemctl start vncserver@:1.service Job for vncserver@:1....
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1answer
125 views

Change password on Vinagre

How does one change the VNC password that vinagre remembers? It just keeps failing and says "Authentication failed (password check failed)", but never asks for another password.
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34 views

Close remote VNC client to my server

I have a server with a VNC session I work on. It's configured to be shared, so I can work on it from two different clients at the same time. However sometimes I'm on a client and I want to close the ...
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2answers
98 views

How to save the vncserver state?

I am happily using vncserver but sometimes it dies, which is a pain. Is it possible to save the state of vncserver so that I can at least have something to resume if it dies?
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1answer
287 views

VNC - simple test with vnc (x11vnc and ssvnc)

I am trying to set up a vnc connection between 2 computers, but am having trouble so far. In order to understand the concept, I am now simply trying to start a vnc server (using x11vnc) and connect ...
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1answer
82 views

CLI configuration for tigervnc-server

I have a few machines that I have to install tigervnc-server on. After I install the package I have to run vncserver and enter the password for the VNC user. Can I provide the password with a ...