Questions tagged [vnc]

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

Filter by
Sorted by
Tagged with
1
vote
1answer
945 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 ...
1
vote
0answers
17 views

Access Ubuntu desktop remotely from Mac OS

I would like to be able to access my Ubuntu 18.04 desktop (not just terminal) from Mac OS (Mojave), and have tried a couple solutions, with less-then-desirable results: Installing google chrome ...
1
vote
1answer
49 views

Configuring TigerVNC systemd process on Ubuntu 18.04

I've been trying to get TigerVNC working on a clean install of desktop Ubuntu 18.04 (GNOME and all). Running vncserver :1 -localhost no allows me to connect perfectly fine, but my systemd service does ...
2
votes
1answer
3k views

VNC - Too many authentication failures

I've been trying to Google, but all of the issues refers connection from PC to remote VNC server. So. I have an issue with VNC communication from Android to Linux. I have installed a TightVNC Server ...
2
votes
1answer
916 views

View 1 monitor in VNC session?

I'm running Linux Mint 18 with x11vnc and the Nvidia drivers. My system is configured for one large desktop which spans 3 monitors (it was the default configuration). When I create a VNC session ...
0
votes
0answers
9 views

Clipboard problem in x11vnc

I am having problems when using the clipboard function in x11vnc. I have no problems copying something from the server and pasting it into my client, but I can not do it from the client to the server. ...
-1
votes
2answers
1k views

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

We had to set up a MacOS (OSX) for testing 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 ...
2
votes
2answers
16k views

How to have the login screen through VNC in Oracle Linux?

Basically what I am looking for is similar feature like RDP on Windows. I should be able to view the login screen through VNC Viewer. Even if server is restarted I should still be able to access it ...
3
votes
1answer
957 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 ...
0
votes
0answers
13 views

Copy/paste on local desktop not working when tigervnc active

I cannot copy/paste (ctrl+c or just right click) text/file on my computer, when I have tigervnc connection active. When i.e. I do ctrl+v to text editor, I get a content of a clipboard of the remote ...
3
votes
1answer
459 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 ...
0
votes
1answer
16 views

How do I force x11vnc to stream lower quality?

I need to access a remote machine via a high latency, slow connection. It uses x11vnc and I want it to broadcast video in much lower quality than what's actually on the screen. First thing that comes ...
1
vote
1answer
1k views

timeout in locking authority file (vnc service)

There are some pages about timeout in locking authority file /root/.xauth but I really don't understand what is the root of the problem. As I start vnc service, I see: root@cluster:mahmood# /etc/...
0
votes
2answers
1k views

CentOS 7 VNC users dont share desktop session

I installed VNC server on a CentOS machine. I set up a user, and then enabled the VNC server for them on startup following these steps: https://www.digitalocean.com/community/tutorials/how-to-install-...
1
vote
1answer
24 views

x11vnc minimal effort

I have a fresh Ubuntu 16.04 installation, which is the only OS on my computer. Not any package installed or whatsoever. I don't want to have a graphical environment on my local machine, however I want ...
1
vote
1answer
2k views

Change of default vnc port fails (?)

I have edited /usr/bin/vncserver so that the line defining base port number is as follows: $vncPort = 3388 + $displayNumber; Then: vncserver :1 My nmap shows among others: 3389/tcp open ms-wbt-...
0
votes
1answer
486 views

tightvnc on Linux Mint says “could not acquire name on session bus”

I have two linux machines running Linux Mint 19.3. I just install tightvnc server on one of them from apt. On the other I install remmina and remmina vnc plugin. I run vncserver on the host and it ...
0
votes
0answers
14 views

Missing icons with Xfce on Ubuntu 18.04.2

I use Ubuntu 18.04.2 with VNC connection from Windows. I see most of the menu options and items in folders without its icons, as follows: System information: Linux vps568 4.15.0-52-generic #56-...
1
vote
2answers
911 views

TigerVNC installation on CentOS 7 (as in Red Hat System Administrator's Guide )

I want to install TigerVNC on my freshly installed CentOS 7 server, version centos-release-7-4.1708.el7.centos.x86_64. So besides other tutorials I've tried already, I followed the Red Hat guide. ...
0
votes
0answers
3 views

vnc on alternate account fails

I run su -l work -c "vncserver :3 -geometry 1200x900 -name Work" to connect via vnc to my work account from my private account on the same machine. When running vncclient, it starts with just a black ...
12
votes
1answer
971 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 ...
0
votes
0answers
9 views

Window consumes entire screen and can't be minimized or killed, how to escape?

I'm running rhel6/gnome via a tigervnc session (from windows). Sometimes I somehow get into a mode where a window consumes the entire screen and has no window manager controls visible, or system ...
0
votes
0answers
24 views

Find out the number of clients connected in x11vnc

I am developing an application that uses x11vnc in the background and I would like to know how many users are currently connected. I have reviewed the list of commands but I have not found anything ...
0
votes
1answer
9 views

vnc dynamic runtime firewall ports >= 5901

In RHEL/Centos 7, TigerVNC-Server only needs 5901/tcp for desktop:1, then 5902/tcp for desktop:2, and so on. I think any VNC-server would operate the same way. If no one has typed vncerver for ...
0
votes
2answers
1k views

SSH Tunneling to VNCServer

I have a dedicated server. There's a VNC Server and I can connect to VNC Server with a VNC Client with port 5901 so it takes me to display :1 when I connect there with a VNC Client. I've read pretty ...
0
votes
1answer
2k views

vncviewer: VNC server closed connection

So I installed a VNC server (Tight VNC) on my workstation 'orac' which is running Debian Jessie with KDE Plasma. And a VNC client (also Tight VNC) on my workstation 'tact' running Debian Stretch with ...
1
vote
1answer
2k views

How to chain ssh commands over multiple hops?

Is it possible to chain multiple ssh connections together with each connection specified as an ssh host? I know it's possible to use the -W flag or nc to do a second hop to another hostname or ip ...
1
vote
3answers
2k views

Teamviewer: Not ready

I have a kind of virtual machine with CentOS 7 in my school, but I need to work from my home. So I follow a tutorial to install Gnome and other to create a VNC server, all this to install TeamViewer. ...
0
votes
1answer
2k views

xrdp doesn't work when started as a service, but works when started manually

Until recently, I had a working xrdp on my CentOS 7.4 workstation. I was able to connect from a Windows machine without any glitches. Then something changed (after a "yum update", maybe?), and I'm now ...
0
votes
1answer
3k views

headless x11vnc - higher resolution

I'm trying to get my Ubuntu box to run at a higher resolution than the default 1024x768. As you can see from the log, i'm using integrated Intel video drivers. I've tried adding an xorg.conf with a ...
0
votes
1answer
16 views

How to allow certain IP's accessing an IP:Port range?

So I have an ESXi server setup with pfSense acting as the DHCP Server for the VM's. I use VNC's to access each VM over the internet (For example with ports :5905,5906,5907 etc.) and I would like to ...
1
vote
1answer
2k views

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 ...
3
votes
1answer
2k views

What commands are needed in the '~/.vnc/xstartup' file to run KDE Plasma 5 in VNC?

I am trying to run KDE 5 in a VNC session and although I get application windows like konsole, kate etc the shell I need for the Start Menus, taskbar, desktop background etc is not present. This is my ...
4
votes
1answer
3k 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 ...
3
votes
1answer
3k views

Cannot connect to xrdp on Fedora 25 from windows

With a basic install, per: dnf install -y xrdp openssl req -x509 -newkey rsa:2048 -nodes -keyout key.pem -out cert.pem -days 365 mv cert.pem /etc/xrdp/ mv key.pem /etc/xrdp/ systemctl start xrdp ...
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 ] && ...
0
votes
0answers
25 views

X11 logout on display :0 messes the behaviour of other X11 displays running at the same time

Working on any of the conventional desktop environments (KDE, mate, cinnamon, etc, wich usually run on the display :0 ), I am able to successfully launch a vnc xserver on display :1, and connect to ...
0
votes
1answer
5k views

tigervnc on centos - black screen

I am running tigervnc-server on CentOS 6.8, however the gnome desktop won't start for me! I have done a yum groupinstall of "X Window System", "Desktop" and "General Purpose Desktop". On one of my ...
4
votes
3answers
10k views

Issues in XRDP installation on Cent OS 6.5

I already went through the similar issue tracked in xsetroot, xterm and twm are not found when starting XRDP/Xvnc (on Cent OS), however it haven't helped me to fix. I am using MAC and trying to ...
2
votes
3answers
2k views

SLES 12.2 can't enable org.gnome.Vino - No such key 'enabled'

Since Sles 12 SP2 I'm not able to activate VNC remote access: dbus-launch gsettings set org.gnome.Vino prompt-enabled false dbus-launch gsettings set org.gnome.Vino authentication-methods "['vnc']" ...
6
votes
3answers
17k views

How to run vncserver as a user (not root)?

I'd like to remote access a desktop of a specfic user and not a root desktop; however when I run the vncserver it always produces a rooted desktop. This could be related to the installation of ...
0
votes
1answer
198 views

VNC server not showing icons in Ubuntu 18.04

I have installed vnc4server on my Ubuntu 18.04 vps server. Used ssh tunnel to connect on and via VNCviewer connected to it. I can't see icons in the start menu or the icons of the folders. Please see ...
9
votes
5answers
8k views

How to exit fullscreen mode in vinagre?

How to exit fullscreen mode in vinagre VNC client? I have not found any key combination to do this.
1
vote
2answers
12k views

how to use web browser as VNC client?

i want to remotely login my user in the web browser but i don't know how to do this. I am using "Redhat" and i am properly setup vnc server without any problem. i am using vnc client for remotely ...
0
votes
1answer
426 views

VNC Server on RHEL 7 without a monitor

I configured Real VNC server on Red Hat Enterprise Linux 7.2 with a monitor plugged in, now with the monitor unplugged I cannot connect using vnc client, I get "connection refused". Does VNC need a ...
0
votes
3answers
62 views

Problem creating SSH tunnel on linux

I'm following this guide to setup VNC on my DigitalOcean droplet. Everything works fine up to step 3. When I try to create an SSH connection on my local computer using ssh -L 5901:127.0.0.1:5901 -C -...
0
votes
1answer
2k 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 ...
2
votes
2answers
1k 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 ...
0
votes
1answer
166 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 ...
5
votes
2answers
5k views

Qemu 2.0 Windows guest - mouse stops working (vnc) when using usb-passthrough

I have installed Qemu 2.0 on an Ubuntu Server 14.04 LTS computer. I use Qemu to run multiple virtual machines. One of them is using Windows 8.1 Pro (x64) and is used for back-ups. The guest runs fine ...