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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Unicode character in password [closed]

I have two Ubuntu 17.04 installed system. On System 1, I had configured VNCServer with special password as ¢Ңpass First two character are special character. Now when I try to take VNC of System 1 ...
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1answer
79 views

Why is my user in different groups when logged in via SSH and on the desktop?

I am running CentOS 7.3. If I log in over SSH I can run sudo commands and if I run groups I can see I'm in the groups <username> and wheel. If I connect to the desktop over VNC and launch a ...
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0answers
1k views

VNC Server failed to start on CentOS 7

VNC Server suddenly stopped working on my VM after working fine without any issues. I cannot seem to start the VNC service. This is the output for the status of the VNC service systemctl -l ...
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1answer
108 views

Cant start VNC without display

I have a strange problem. Im running debian on Android with Linux Deploy. I can work with terminal . I use Juice Ssh to connect to a terminal. I have installed Icewm window manager . When i start ...
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0answers
605 views

VNC to a linux desktop in HiDPI mode won't scale properly

I have a linux mint Cinnamon desktop running in HiDPI. When I try to connect to it with a VNC client from my macbook (retina/hidpi display), the desktop shows up about 4x too big. I tried with mac's ...
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2answers
5k views

Installing vncserver on manjaro

I need to install & configure vncserver on the manjaro. I want it configure in such way that if I reboot than also I could connect without starting service and should connect to 0 display not new ...
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2answers
2k views

How do I enable and connect to a GUI/Desktop on a remote RHEL 6 server from Windows?

I'm trying to setup a Graphical Desktop on top of my RHEL server, so when I connect to it, it won't just be CLI, it will be a full GUI. (I.e. my setup now is, I use Putty on Windows to connect to my ...
1
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1answer
17 views

Xforwarding and vnc speed, for pdf

Xforwarding over ssh only forwards rendering commands, so xforwarding a pdf document over ssh should be a lot less information (probably an order of magnitude) then sending a screenshot of an already ...
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1answer
1k views

xfreerdp microphone forwarding, but Windows says “No audio devices are installed”

I'm using xfreerdp to connect to Windows Server 2008 R2 Standard as a regular user. I need to use participate in a telecon using Skype for Business. Therefore, I need to forward both audio and ...
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0answers
41 views

Xvnc multiscreen setup

I have an old application that uses hardcoded screen names in a multimonitor setup. (8 bit indexed color). it if course does not recognize RandR or Xinemra, but uses both rhost:0.0 and rhost:0.1 for ...
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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
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1answer
6k views

/dev/kvm permission denied in vnc session

How can I get virtualization (KVM) to work in non-local VNC sessions? I am getting a permission denied error, on /dev/kvm. Everything works outside of VNC fine. KVM is apparently required for android ...
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2answers
270 views

Read the EXISTING content from another terminal

How may I read the EXISTING output content from another terminal, like an SSH terminal? The scenario is I ran a program in a GUI session but later on I need to read its output remotely without ...
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0answers
29 views

TightVNC logs 2nd user on as 1st user to Oracle Linux (RHEL)

My coworker and I are working on an Oracle Linux VPS. We use TightVNC to logon to the desktop. I'm usually logged in first on my own port/session (5901) and when he connects to his (5902) using his ...
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0answers
156 views

Access a running MATLAB instance from command line

I am running a few instances of MATLAB on a server via an SSH tunnel and a VNC server. I started the instances using the desktop (via VNC) but something went wrong and now the desktop is completely ...
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0answers
246 views

How to make remmina ignore a key?

I like to use the F12 key to bring up an instant yakuake terminal. However, if I use remmina to start a remote GUI session, if the remmina window is active, then F12 won't bring up the terminal, ...
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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 ...
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0answers
162 views

VNC just show three options

When I log into my account through VNC viewer, I just get the following options: 1.accept clipboard from viewers 2.send clipboard to viewers 3.send primary selection to viewers How to have access ...
4
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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 ...
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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-...
7
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1answer
6k views

How to connect to x11vnc server on Linux from OS X (macOS)?

When I'm trying to connect to x11vnc server started on Ubuntu 16.10 x11vnc The "Screen Sharing" app on on OS X 10.11.6 just hangs. How can I fix this?
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0answers
418 views

How do I pass parameters from xrdp to the vnc viewer such as viewonly?

Goal: To use xrdp as a proxy to view VNC connections from another ip address, while passing parameters to the vncviewer. Everything works except passing the -viewonly switch to the vncserver that is ...
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1answer
7k views

Run a command on startup in Kali

I have kali installed on a Raspberry Pi Zero, I control it using VNC and my iPad but I need a router for that. I would like to run the following command on startup to create an access point that I can ...
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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 ] && ...
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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 ...
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2answers
2k views

Error while running vnc server

When I try to run vncserver in my machine, I can see following errors - vncserver: couldn't find "Xvnc" on your PATH. vncserver: couldn't find "xauth" on your PATH. The command I executed is >...
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3answers
229 views

VNC over Raspberry Pi router using port forwarding

I have configured Raspberry Pi as a router and access point for client devices, and it works without problem. It works with usage of hostapd and isc-dhcp-sever programs, but there is a challenge: ...
5
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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 ...
3
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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 ...
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1answer
817 views

Can't operate VNCserver on linux machine - Configurations missing

I'm running vncserver and getting this prompt: New 'Middle:1 (root)' desktop at :1 on machine Middle starting applications specified in /root/.vnc/xstartup Log file is /root/.vnc/Middle:...
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1answer
7k views

Best way to disable SSH for all users? [closed]

For security reasons I want to turn off SSH when I don't use it and turn it on again via a VNC connection as I can connect to my web server remotely over the Digitalocean control panel's console ...
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0answers
216 views

How can I redirect a command's input and output through VNC?

I need to create a VNC sesion, with a linux command running on it. LinuxVNC can do the trick, but LinuxVNC only allows me to export ttys. There are only 64 ttys available on linux, but this amount is ...
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1answer
412 views

Get Remote Desktop on Redhat Enterprise linux. I have ssh access only

I have ssh access on a Redhat enterprise Linux 7.3 machine with root privileges. X-Manager is not serving my purpose to install some software. I want to have remote desktop access on that machine. Can ...
1
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1answer
2k views

xrdp fails to work on Arch Linux using i3 window manager

I have a fresh Arch Linux installation, [0s] $ uname -a Linux fermata 4.8.11-1-ARCH #1 SMP PREEMPT Sun Nov 27 09:26:14 CET 2016 x86_64 GNU/Linux on to which I've installed, enabled, and started xrdp:...
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1answer
14k views

Setting up vnc server and no physical display : Ubuntu 16.04 LTS

I am trying to setup a vnc server on Ubuntu 16.04 LTS which has unity desktop installed. I do not want to install other desktop environment. I started with installing x11vncserver and later realized ...
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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 ...
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1answer
63 views

Raspberian using airmon ng while connected to wifi

I have raspberian installed on my RPI3. Can i use airmon ng to monitor other wifi networks, and still be connected to my android phone's wifi network? My goal is to keep vnc on wifi network running ...
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2answers
5k views

tigervnc-server unable to connect

I have followed all the steps described in https://www.digitalocean.com/community/tutorials/how-to-install-and-configure-vnc-remote-access-for-the-gnome-desktop-on-centos-7 I am able to start the ...
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0answers
414 views

Remotely start and access Debian KDE Desktop

We're working on a project to create some virtual machines on a server to run some GNS3 Labs for training. We'll also have some VM's setup to run Nagios for testing configs against these GNS3 Labs. ...
0
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1answer
42 views

I can't acces from my Host (Win10) to my Guest (CentOS7) via VNC

I have done first yum -y install tigervnc-server Then vncpasswd in order to set a password to vnc. Then I have started the vncserver on my guest with vncserver :1 -geometry 800x600 -depth 24, even you ...
2
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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 ...
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0answers
693 views

how can I enable mint desktop sharing before anyone has logged in?

Currently I can use vncviewr to access a Mint-18 desktop after a user has logged in. How can I set up the mint-18 box such that desktop sharing is available even when no one has logged into the ...
3
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2answers
617 views

Raspberry pi 3 *reverse* remote desktop

I have local machine (A) and Raspberry PI 3 (B). B has HDMI monitor connected, and is running Raspbian OS. I want to run X application on A - say Libre Office Impress presentation that I have on A, ...
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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
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1answer
516 views

VNC (display :0) through SSH with Arch

I want to share the display :0 of my Computer runngin Arch with my Android phone. What I have tried: I connected to the computer via ssh and forwarded the VNC port. I used x0vncserver of the tigervnc ...
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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 ...
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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 ...
3
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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 ...
0
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1answer
311 views

turbovnc server displays sad face when i login

Hi all been at this a for a few days now and cant understand why i get the sad face after i login to vncviewer. Details: I have two accounts "root" and "user1" now i can ssh from a windows box and ...
0
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1answer
946 views

Can't get windows guest working in kvm

I'm running a Debian Jessie machine with kvm and libvirt installed. Linux guests are working fine but I have some problems to get a windows machine running. I do not have any GUI installed. So the ...