Questions tagged [vnc]

Graphical desktop sharing system that uses the RFB protocol to remotely control another computer.

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10 views

Login Problems using x11vnc over ssh on 20.04

I am running a nextcloud server using ubuntu 20.04 desktop. For remote access i set up a combination of ssh and x11vnc. I login using ssh forwarding the vnc port to my local pc and then start vnc ...
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copy and paste does not work (win10 VNC client -> ubuntu 18.04 x11vnc)

I followed Seb's guide to enable x11vnc (for remote login) on 18.04 ubuntu, however, copy and paste from window 10 to ubuntu 18.04 does not work (opposite works) I tried autocutsel -fork like below, ...
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VNC connections from a mac is very slow

I am new to Ubuntu and I am looking for ways to speed up VNC connections from a Mac. I am on a 1 gigabit LAN and I am using the macOS built in VNC client.
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Can't autostart x11vnc when start/reboot PC ( Lubuntu 20.04 LTS)

I installed x11vnc and started success, but not start service VNC when start/reboot PCs nano /lib/systemd/system/x11vnc.service [Unit] Description=Start x11vnc at startup. After=multi-user.target [...
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Desktop Manager on Ubuntu Desktop for vnc

I've installed Ubuntu Desktop 20.04 LTS and wanted to get remote access via ssh and vnc. ssh works fine so my problem is with the vnc. I searched for a tutorial in the internet but everything I saw ...
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Issue RDP to Ubuntu VM created in Azure

What I did: I created a Ubuntu-18.04-LTS VM in Azure. Installed xfce4 and xrdp When I try to RDC via XVnc from Windows 10, I am getting the following error: VNC error - problem connecting What I have ...
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30 views

virtual monitor when using Nvidia graphics for VNC based second monitor

I am trying to use my iPad (or any tablet) as a second portable monitor with my laptop using a VNC client on my iPad and VNC server showing the second dummy/virtual monitor from laptop. There are ...
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1answer
28 views

VNC Server is accessible only for localhost

I've set up TigerVNC server on Ubuntu 20.04 LTS but I can connect to it only from the server. If I run nmap localhost -p 5901, it says that the port is open. But, when I run nmap 192.168.0.101 -p 5901 ...
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59 views

VNC Server port is closed

I installed TigerVNC server on my Ubuntu server but I can't connect to it. The server is running but when I try to scan for open ports (in LAN) using my phone, 5901 is closed. Output of nmap localhost:...
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30 views

WebGL doesn't work when VNC server is turned on

I don't know why but when I turn on my laptop, WebGL works both in Chromium and Firefox. But, when I turn on VNC server, WebGL will stop working. It doesn't work both in VNC session and on my screen. ...
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45 views

Can't connect to Ubuntu/Lubuntu via VNC (gray screen)

I have Ubuntu server (18.04) and I wanted to visualize it using VNC, I managed to install ubuntu-desktop and tigervncserver, but failed to visualize. I used several ways that I got from the internet ...
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1answer
54 views

VNC connection problem between Windows RealVNC viewer and Ubuntu 18.04 TightVNC server

I want to establish VNC session between RealVNC Viewer in Windows 10 and TightVNC server in Ubuntu 18.04. I want to see from Windows full Ubuntu desktop. I looked at following resources: Configuring a ...
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Using VNC viewer(remote machine) without display on the laptop(ubuntu)

In my laptop, I have ubuntu 18.04, I can access it with VNC viewer. but when I am using VNC viewer, my laptop screen is open as well. So its a bit security issue for me, how I can use VNC viewer from ...
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VNC with Xinetd and xdmcp no longer work after upgrade to 18.04.4

I installed Ubuntu 18.04.3 desktop from DVD ISO and then enabled on-demand vnc service (tigervnc) with xinetd and xdmcp. Everything worked fine. After I upgraded to the most recent packages (apt ...
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30 views

Server Setup Trouble… I Want VNC on a Headless Server

I was working with a startup at one point, and they had an awesome setup where they had a headless server that spun up and launched everything without the need for a login or GUI. Then you could VNC ...
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Vino advertises TLS even when require-encryption is false

I have an old Xubuntu system which I administer remotely from a Windows machine using UltraVNC. This doesn't support encryption, but since it's on a local net this is acceptable, and it has worked ...
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15 views

Screen Sharing Networks On by Default

I followed the doc in below link to setup the Screen Sharing in Ubuntu for remote control from VNC client. It works but when the Ubuntu changed to connect a new network, the new network in the "...
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25 views

TurboVPN for ubuntu server and set the only avaibile desktop to be xfce4 for all users

I am setting up a new Ubuntu server for several users My target is everyone could connect it with the TurboVPN by the server IP when user login to it, it will show the login screen to users and enter ...
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1answer
58 views

Can't acces to Xauthority for X11VNC (Ubuntu 20.04)

I'm trying to implement X11VNC on Ubuntu 20.04 but it's been frustrating. I need to use command way, the goal is to keep it on a systemd service. As I know Ubuntu is using Xorg for the moment. Running ...
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2answers
164 views

lxde desktop non-functional in ubuntu 20.04 but works in 19.10

I'm trying to install lxde desktop on a remote Ubuntu 20.04 server and VNC in. When I use a ubuntu 19.10 server I have no problem: #USING 19.10 sudo apt-get install -y lxde xorg lxdm --no-install-...
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How to have local and remote access to same X session without a monitor always attached?

On Ubuntu 20.04, I have an AMD system with an integrated GPU (Ryzen 3 3200G with Radeon Vega 8) and want to be able to access an existing running X session (whether a user is logged in or not) via ...
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27 views

How to disable autostarting x11vnc session?

I've had a Ubuntu system running for ages. It was originally installed as a mythbuntu variant. I don't remember which version it started at but I've recently upgraded to 18.04. Since it is connected ...
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53 views

Updating group membership in VNC sessions

How do I update group membership for (Tiger-)VNC sessions in Ubuntu Desktop 18.04? Affected users need to access folders (via certain desktop apps, e.g. Nautilus) owned by a group to which they have ...
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Ubuntu 20.04 vnc no window 'decorations' to allow resize of apps

VNC'ing from mac to Ubuntu 20.04 server. Desktop is fine except I cannot resize app windows as they have no 'decorations'. Is there a way to fix this? ~/.vnc/xstartup #!/bin/sh # Uncomment the ...
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276 views

VNC on Ubuntu 20.04 without monitor

since couple of days I am trying to set VNC Connection with my "server" Ubuntu desktop 20.04. I want to use it as remote workstation and I want to use gnome3 environment, VNC Connect or NoMachine (for ...
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1answer
62 views

xkbcommon: ERROR: xkb_x11_keymap_new_from_device: illegal device ID: -1

When trying to start x-window-manager (which links to /usr/bin/mutter, version 3.28.4-0ubuntu18.04.2) in xstartup in a vnc4server session, I get this error: xkbcommon: ERROR: ...
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32 views

Scaling problem in some applications after 20.04 upgrade

After upgrading from Ubuntu 18.04 lts to 20.04 lts I am finding that some applications (but not all) the appearance is very tiny and will not scale with adjustments to scaling in settings. Attached is ...
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324 views

Which VNC Servers work with Ubuntu 20.04 and Wayland

I recently upgraded my Ubuntu Desktop from 18.04 to 20.04 and have been accessing it via SSH. But, some of the scripts that I want to run require an actual desktop with a terminal. I've used VNC ...
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66 views

Vino without encryption: how dangerous is it?

I finally managed to set up a VNC remote connection between my laptop (with client VNC Viewer) and a desktop running Lubuntu (with server Vino; release details: Ubuntu 18.04 LTS). However, in order to ...
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1answer
131 views

uninstalled tigervnc from ubuntu 20.04, now cannot start tightvnc

I have been trying to get any vnc setup to work for me.. that issue is posted elsewhere.. but one issue in particular now has come up.. I installed and removed tigervnc, but now tightvncserver ...
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122 views

Trying install ubuntu 20 desktop on a docker (works perfect with 18.04 and 19.04)

I want to try and install ubuntu 20 as a docker machine. Bellow, you can see my setup Dockerfile. When I connect with VNC to the machine, I see that the display is not working correctly (works ...
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27 views

Ideal audio server solution for XServer Remote:WSL/Emuted/chroot/etc

I am trying to find a better way (preferably easier, but at least 'stable') to output audio like a video player to a remote like vnc, X11 forwarding via ssh to a windows client like x410, xming, or ...
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Ubuntu 18.04 froze, then fsckd file system scan stuck during reboot (Ctrl+C doesn’t cancel). Maybe due to log in loop days after VNC or x2go install

Our system (Ubuntu 18.04 on Dell Precision 7920 tower) froze when I tried to restart Spyder and when I restarted, it would not advance past the fsckd filesystem check (please see images). Since some ...
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Cannot screenshare on Ubuntu 18.04 [duplicate]

I don't see any option for sharing the screen as we see in this link. Also, the sharing button automatically switches off if I navigate away from this screen. If I try to share the entire screen from ...
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16 views

Ubuntu desktop terminal not opening

I'm not sure why but when I click on the terminal for it to open it does nothing I don't even get an error. (this is on ubuntu-desktop and I'm using TightVNC to connect to it)
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why ubuntu desktop showing nothing when vnc?

I was able to ssh to my ubuntu and started vnc server, then vnc to it form my mac but this is what I found see the screenshot. I do not see any desktop , when I mouse over a cross sign cursor appears ...
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2k views

Ubuntu 20.04 - issue with VNC

I have been using Ubuntu on a headless server (with Ubuntu desktop) and a vnc with Gnome since 16.04 LTS. My setup is very similar to everyone else who publishes a How To. I plug in a monitor/...
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208 views

Increase font size of terminal in a no-GUI situation

I'm using a docker file that builds an environment for robotics. It works great. I've attached a screenshot. As you can see it has a terminal window and a few other tools but it doesn't seem to have ...
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25 views

What is the 'startxfce4' equivalent for Ubuntu-Desktop?

I am trying to configure VNC on Ubuntu Server and would like to know what the equivalent command is for 'startxfce4' with the Ubuntu-Desktop DE. Thanks!
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71 views

How get full Xubuntu desktop via VNC?

I configured a Raspberry Pi 4 with Ubuntu 20.04. I want to use it as headless server, so I installed xubuntu-desktop meta-package as DM and TightVNC server. I can connect to the Pi via RealVNC Viewer ...
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224 views

Tiger VNC Configuration Help (Ubuntu Server 20.04, Ubuntu Desktop DE)

I'm trying to configure Tiger VNC on Ubuntu Server 20.04 via PuTTY. I installed Ubuntu Desktop to use as my desktop environment, but am unsure how to configure the VNC specifically using this DE. Any ...
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65 views

Tightvnc server on Lubuntu 19.10

So I am trying to install a vnc on a Lubuntu machine. The vnc that I chose was Tightvnc, because it seemed to be the most prevalent. However, I am having trouble finding a working tutorial on how to ...
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353 views

video-dummy - The Fake display with/without monitor connected at the same time

I have installed the xserver-xorg-video-dummy-hwe-18.04 to let I use the VNC without needs to connect HDMI cable to my ubuntu machine. I followed the Topic here, and successfully able to use VNC ...
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1answer
166 views

18.04.4 Cannot turn on remote desktop sharing

I have installed Ubuntu with the minimum setup instead of the normal install. I am trying to connect into Ubuntu but sharing will not stay on. (I would like to use vnc) I got a crash with vino-server
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How to remoltly access my local home ubuntu machine from outside my local netwok usign VNC

I want to remotely access my home ubuntu machine using VNC. I have followed the link here How To Configure Remote Access To Your Ubuntu Desktop Now, I can remote access using the internal network. I ...
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37 views

vnc server disables as soon as usb modem is connected

I’ve a Ubuntu server and dhcp and vnc server is installed in it. When I access my server through remmina from my laptop connected to the LAN I’m able to get the desktop. I’ve also enabled ...
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67 views

Random screensavers on VNC server (resource intense)

I am currently using a VNC server on my desktop (Ubuntu 16.04 Mate DE) at work to work from home (through an intermediate SHH server). However, it has now started to use random screensavers when idle ...
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1answer
61 views

How to check VNCserver connection log?

I run the vncserver using vnc4server. How can I view a history of IP addresses that have connected to vncserver and how long they stay connect in VNCserver? Thanks you!
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207 views

cannot start TightVNC Server as a systemd service on Ubuntu 19.10 (google compute engine)

I am able to run without using systemd. The config looks like so: ubuntu@yocto:~/.vnc$ cat xstartup #!/bin/sh # [ -x /etc/vnc/xstartup ] && exec /etc/vnc/xstartup [ -r $HOME/.Xresources ] &...
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28 views

Fix server screen resolution after remote connection with vnc (xubuntu 18.04)

I am connecting remotely to my xubuntu desktop with vnc using ssh -L5901:localhost:5900 -o ServerAliveInterval=10 remoteme@myserver and then on the server side sudo x11vnc -rfbauth ~/.vnc/passwd -...

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