In computing, Virtual Network Computing (VNC) is a graphical desktop sharing system that uses the RFB protocol to remotely control another computer. It transmits the keyboard and mouse events from one computer to another, relaying the graphical screen updates back in the other direction, over a ...

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OpenStack Live-Migration VNC server error

I am following steps in : https://www.mirantis.com/blog/tutorial-openstack-live-migration-with-kvm-hypervisor-and-nfs-shared-storage/ But got a following error, when i try doing live-migration: ...
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4answers
3k views

How to install VNC server on Linux SUSE EC2 instance?

Assuming I can ssh to my Linux instance (SUSE Linux Enterprise Server 11 SP1) as root and that I can transfer files into it - how do I install a VNC server (let's say RealVNC free version) on the ...
1
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1answer
19 views

Linux VNC: Is it possible to bind a specific vnc listening port to a specific user?

There's a machine in my company which people connect to through VPN and work from there. That way, the whole network is blocked from their private machines but opened for that specific box. I want to ...
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0answers
4 views

Connecting to Ubuntu 14.04 via VNC connection from Windows — can I display only one monitor instead of two? [migrated]

I have the built in Ubuntu 14.04 Desktop sharing up and running and I'm using UltraVNC from Windows 7 to remote desktop into the ubuntu box. This is working fine but I'm seeing both of my giant 27" ...
0
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0answers
11 views

Can not view Ubuntu desktop on VNC viewer [migrated]

I'm having problems on trying to connect to Ubuntu 14.04 via VNC from Windows. I'm able to stablish the connection but VNC isn't showing desktop icons. Futhermore, if i move the mouse on the VNC ...
2
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1answer
1k views

Cannot connect to Xen domU via VNC if X isn't installed on domU

I'm trying to build a Xen domU that can be connected through the Xen's VNC server. Below is the template (actually it's generated by OpenNebula): name = 'one-153' #O CPU_CREDITS = 256 memory = '128' ...
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vote
1answer
1k views

Cannot connect to Openstack Instance via horizon, but SSH works?

I've got an OpenStack deployment running inside a VM for testing purposes. My setup is as follows: Host Ubuntu x64 with Virtualbox -> Guest Ubuntu x64 with OpenStack -> Ubuntu X64 Server Test ...
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0answers
13 views

Multiple screens on OSX Server

I tried to follow the 3rd answer in the following post: Mac OS X multi-user thin client server (terminal server)? I am at the point where I have the system server running and an user specific server. ...
7
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9answers
5k views

Is there a VNC server for mac with decent international keyboard support?

I'm having trouble finding a VNC server for Mac OS X that allows me to connect from a Windows box with German keyboard layout. I've tried the built-in desktop sharing and several versions of Vine but ...
0
votes
0answers
27 views

Amazon EC2 VNC Nvidia GPU usage?

I have a GPU instance on Amazon Web Services I am using Ubuntu 14.04 LTS The console show that the drivers are loaded perfectly, see below output $nvidia-smi -q | head ==============NVSMI ...
11
votes
6answers
17k views

What alternatives to VNC are there for Linux?

Are there (preferably free) alternatives to VNC on Linux? Is there different remote desktop technologies for Linux or is it all based around VNC? EDIT: Thanks symcbean for your comment, good point. ...
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0answers
46 views

KVM: VNC connection blocked

I'm running a KVM host with three client vms. Two ubuntu servers and one windows server r2 2008. All three VMs have the VNC option enabled in their XML config file: <graphics type='vnc' ...
0
votes
0answers
129 views

VNC Not Seeing Gnome Desktop in Centos 7

I have a linux box running CentOS 7, which I installed in bash only mode (so it just boots straight into the command prompt), which I am using as a file server. I could do with having a GUI for ...
0
votes
1answer
36 views

ubuntu run a command when vnc session starts

I have ubuntu, vnc server (Xvnc4) starts on boot with 2 sessions: VNCSERVERS="1:user1 2:user2" VNCSERVERARGS[1]="-geometry 1024x768 -depth 24" VNCSERVERARGS[2]="-geometry 1024x768 -depth 24 Every ...
2
votes
3answers
1k views

connecting to OS X remote management VNC from Linux or Windows

OSX box has remote management enabled (AppleVNCServer) and port 5900 open. Using tightvnc/ultravnc/realvnc can't connect because of "security protocol mismatch" (don't have the exact phrase). Googling ...
0
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0answers
84 views

novnc apache2 reverse proxy code 1006

I just installed webvirtmgr but the noVNC console is not working (code 1006). The detailed error of the google chrome console is: [blocked] The page at ...
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0answers
66 views

Xserve running Mac OS X 10.6.8 has HTTP, SSH & ARD/VNC ports open, yet cannot connect?

The subject says it all. A client I have has a relatively ancient Xserve (2009 model I believe) that is running Mac OS X 10.6.8 Server. We’ve been able to remote into the system without issue in the ...
0
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0answers
38 views

stop rdp to deactivation session after close

I try to run VNC Server on my Server2012 R2 (VM on HyperV Host). I login via RDP (mstsc.exe) to a Windows Server 2012 R2. Connect via real VNC to the Server also. After closing the Windows RDP ...
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0answers
68 views

NoVNC being blocked behind firewall, how can I find the port being blocked?

We have an OpenStack cloud running internally and wanted to allow student's access to the NoVNC console from within Openstack's Horizon web panel. Everything work's internally however after adding ...
1
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3answers
51 views

windows VM with vshpere - not accessible

All, Am relatively new to virtualisation. I have multiple ESXi hosts that were being managed by vSphere clients running on windows VM on one of the host itself. Accidently I changed the setting of ...
1
vote
1answer
72 views

TightVNC over VPN encrypted? [closed]

I'm using tightvnc to connect to my servers over a IPSEC VPN connection with split tunneling enabled. Is my communication with my servers via VNC encrypted or unencrypted?
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1answer
521 views

Error initializing VNC client in Guacamole

I am trying to allow remote desktop connection to users on a LAN to a machine running Ubuntu 14.04. I have setup Guacamole (using these instructions) and I am able to connect to the web-application, ...
5
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7answers
10k views

VNC viewer not connecting to MAC from PC

I have a VNC server running on a Mac. When I try to use a VNC viewer, it says "no matching security types". Is there any other software which can connect to a Mac like RDP? If iI use screen sharing ...
3
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6answers
329 views

users connecting to remote desktop to use software

Im an IT assistant at a CNC milling company and we use a program called made2manage. Its an ERP (enterprise resource management) software. Each license is something like 5k and instead of giving each ...
0
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1answer
40 views

vncserver auto start display for root

In my rhel5 system there are cronjob scripts that are running as root which requires export DISPLAY. I have added below lines in /etc/sysconfig/vncservers to start vncserver on certain displays for ...
4
votes
1answer
1k views

Intel AMT - enable vnc via linux

All our old servers have supermicro boards and we used IPMI to make out-of-band managment. Mostly we used it for shutdown/restart and sometimes change some settings via the sol/kvm console. As it ...
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votes
1answer
60 views

KVM unix socket file permission for VNC

I'm using kvm-qemu/libvirtd for a bunch of kvms. I'm using vnc for the graphical interface. By default, it listens on a tcp socket. I want to have it listen on a unix socket instead. Looking at some ...
0
votes
5answers
24k views

How to share desktop over LAN to multiple viewers [closed]

I need to share one machine's screen to 10 computers in the same LAN, without internet. The platform is Windows 7. I've tried Windows remote desktop help but only allows one viewer. I'm testing ...
1
vote
1answer
17k views

I can't connect to VNC Server (connection refused : error 10061). [closed]

I purchased a vps and configured it by using this tutorial (means installed GENOM desktop and VNC server): http://www.time4vps.eu/knowledgebase.php?action=displayarticle&id=41 Then I installed ...
-1
votes
2answers
442 views

How Does Remote Desktop and VNC Work With Logged In Users [closed]

I'm not sure how Remote Desktop and VNC works on Windows. Each app has their own session when I'm logged in, i.e. I could be logged in with both apps as an administrator and each has their own desktop ...
0
votes
0answers
104 views

Does wayland support video card(s) resource isolation?

From what I know, with hypervisors, I need an IOMMU capable motherboard and multiple graphics cards to run multiple virtualized instances remotely (correct me if I'm wrong). ESXi allows for ...
1
vote
1answer
80 views

Box to create a VNC to multiple servers' VGA output and keyboard

My boss has ordered me to find a box that we can connect to our 8 servers, so that we can view the VGA output and use the keyboard as if we were sitting directly in front of the server (i.e. see that ...
0
votes
2answers
113 views

Access local console via SSH

I am searching for a way to interact with a local console via SSH - just as you would do with an directly connected keyboard. In my particular case I got a debian server (console only, no X system) ...
0
votes
1answer
105 views

unable to open KVM when trying to VNC

I am trying to open a KVM session after connecting to the remote host through VNC Scenario: Server: 192.184.148.52 having a VNC server running at 192.184.148.52:2 with XYZ username and has a KVM ...
0
votes
0answers
239 views

Advertising security type 18 (VNC)

I am connecting to a Red Hat Miapo via VNC (well at least trying to) and I am getting some weird errors. From the VNC Viewer (Windows) I receive the error: "unable to connect to VNC server using your ...
0
votes
0answers
44 views

VNC with RedHat 7.0

I am having troubles with VNC for connection to RH 7.0 from W7. My connection cannot be established as the connection times out every time. I am unfamiliar with the RH 7 GUI and cannot seem to find ...
0
votes
0answers
190 views

TigerVNC: Couldn't enumerate devices

I have CentOS 6.5 server, and I'm trying to setup vnc. I followed this guide : http://wiki.centos.org/HowTos/VNC-Server, and the service seems to start ok. But I can't connect. Checking the log in my ...
0
votes
0answers
123 views

XenServer Console

I just follow this tutorial to access XenServer Console. I can run the first example, and it's working fine, but for the second example it's not working. I cannot access to console with a java ...
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votes
1answer
1k views

Start vino-server (VNC) before login on Linux CentOS [closed]

I'm using the default vino-server package to access my CentOS 6 workstation via VNC. It works ok, but only AFTER I locally login on the workstation. I need to have vino-server start BEFORE the login, ...
0
votes
0answers
89 views

VNC over SSL-VPN tunnel

I've setup a SSL-VPN using Cisco ASA with AnyConnect client. The ASA is behind a IPS/Router. A handful of Linux machines have VNC setup behind the ASA. I want to allow VNC over SSL-VPN connection ...
0
votes
1answer
181 views

VNC server installed or not in redhat linux - please read the lines below

[root@cpsc-server VNCInstallable]# ls VNC-Server-5.1.1-Linux-x64.rpm VNC-Viewer-5.1.1-Linux-x64.rpm [root@cpsc-server VNCInstallable]# rpm -e VNC-Server-5.1.1-Linux-x64.rpm **error: package ...
1
vote
5answers
1k views

Remotely start VNC server on computer with no Admin password

I'm trying to remotely access a particular computer of mine and it seems that VNC has stopped. I can tell that the computer is still running because I can VNC into another machine on the same network ...
1
vote
3answers
106 views

Setting subdomains to multiple computers for Remote Desktop/VNC [closed]

I have some computers set up at home and would like to be able to access them from anywhere. I have achieved this by forwarding ports accordingly: public | computer | private | Details 5001 | ...
3
votes
2answers
613 views

Linux: How to Press Sysreq Key in VNC/Vsphere Client?

I'm using a Vsphere client on Windows XP over a VNC link (Vinagre) from an Ubuntu 10.10 desktop running WindowMaker. It all works pretty well, but I can't find any way to press the Magic SysReq key ...
0
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2answers
206 views

Restarting the GUI on a Linux Sever to free locked files?

Recently, I realized that a certain disk partition on a Linux Server that is only accessed by ssh was full. I tracked down the problem to a VNC log which had filled up the disk. Using lsof, I ...
1
vote
1answer
910 views

Xvnc4 started from xinetd only displays empty gray X screen

I'm attempting to setup an Ubuntu 10.10 box so that anyone can connect to port 5900 and be greeted by the gdm login manager. To do so, I added a vnc entry in /etc/services and I am starting Xvnc4 ...
1
vote
1answer
504 views

remote desktop control - connect from windows 7 to mac ox x mavericks on same LAN [closed]

I'm struggling here to find a viable solution to my problem - connecting from windows 7 to mac osx for remote desktop access on the same LAN. I have a mac mini, quite literally 10 feet away from me ...
0
votes
1answer
67 views

Change VNC password without losing the session

I have a VNC session to my server(linux), but now i need to change their password, however, i cannot lose that session. If I use this command: vncpasswd [passwd-file] Does anyone know if I will ...
0
votes
0answers
127 views

Disabling VNC for HVM on Xen causes error

When I try to start a Xen HVM guest without VNC, I always get this error libxl: error: libxl_dm.c:1212:device_model_spawn_outcome: domain 25 device model: spawn failed (rc=-3) libxl: error: ...
0
votes
1answer
327 views

Can't connect to 2 different Linux computers via VNC (local network)

I have a problem connecting to Vino VNC server with 2 Linux Computers running Xubuntu. The computers are Based on the ODroid U3 chip which is ARM based. When both of the ODroids are on the same ...