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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2answers
180 views

Can't get beyond boot screen after booting from CD in KVM

I've just installed KVM on Debian 6 64 bit and have created 2 guests and booted one of them. I can connect via VNC and I get the Debian CD boot options (text/graphical install). I have tried ...
3
votes
2answers
577 views

Does Citrix XenApp use less network traffic than VNC or Remote Desktop?

I read in Wikipedia that XenApp is based on GDI commands sent over the network instead of based on images sent over the network like VNC does; does XenApp use less network traffic then Terminal ...
1
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0answers
417 views

Difference between XRDP, VNC, tightVNC and x11vnc for remote viewing and control [closed]

I am trying to figure out the best way to go about controlling a Debian machine. I would probably be controlling it from either Windows or and Android phone. What are the differences between XRDP, ...
-2
votes
1answer
876 views

Remote mouse pointer not visible in VNC [closed]

I used VNC desktops as a kind of collaboration server, as shared planning and pair programming environment for a long time. Now my latest iteration uses a KVM guest running Fedora 17 "Beefy Miracle", ...
1
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0answers
121 views

VNC goes to wrong IP (CentOS and Smoothwall VM)

OK, this one is so very weird. I have CentOS 6.3 (host) running Virtual Machine Manager and several virtual machines. The host as the public IP xxx.xxx.xxx.209. One of the virtual machines is ...
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2answers
303 views

Screen sharing stopped working Mac OSX 10.7.4

Yesterday, after installing Myob Account Edge accounting on my mac mini server, I lost the ability to screen share with it using the vnc protocol (Go menu > connect to server). When I try to connect, ...
0
votes
1answer
105 views

How to access vm inside a vm via VNC?

For some reasons I installed virtual machines inside a virtual machine, like this: A( B( C )) where A is the physical machine, B is a vm and the network type is NAT. And C is also a virtual machine ...
1
vote
0answers
621 views

gnome in vnc not showing any window

When i use vnc to connect my server (i'm using Centos 6 x64 and gnome ), gnome didnt show any title bar / window border, the mouse pointer always in loading animation state this is xstartup code i ...
1
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0answers
1k views

Can not display Proxmox console due to Connection time out

When I try to open console in proxmox ve nothing happens and I see this error in logs: no connection : Connection timed out TASK ERROR: command '/bin/nc -l -p 5900 -w 10 -c '/usr/sbin/qm vncproxy 100 ...
1
vote
1answer
157 views

Will terminal keep executing a command after i disconnect my VNC session? [closed]

I established a remote session in a MacOSX (10.6.8) from my PC (Windows7) using VNC. I initiated terminal and it is currently executing a task that will take probably 1 day before completing. Should I ...
0
votes
1answer
319 views

VNC into EC2 Ubuntu Instance

I followed the guide here, and I seem to be able to connect but I get a blank screen using the Chicken VNC viewer. Why?
1
vote
2answers
133 views

Securely access a win2k8 server from behind a firewall

This situation is a little unique in that I need to access the desktop (will be running on EC2, w2k8 R2) from behind my work firewall using my work laptop (win xp with no ability to install anything). ...
1
vote
1answer
119 views

VNC greyed screen for Ubuntu server

I have a remote ubuntu server 10.04 32 bit which I'd like to access with vnc. I followed this tut http://www.havetheknowhow.com/Configure-the-server/Install-VNC.html to install vncserver and then ...
1
vote
0answers
168 views

x11vnc wish to not have local display updated

I have a difficult user that wants to connect via vnc to control her linux workstation while remote. However, she has an 'issue' where she does not want the workstation display to show her activity ...
0
votes
1answer
145 views

Cisco VPN and split tunneling

I have a linux box with one NIC and Cisco VPN client installed. The problem is I want to use VNC while connected to the VPN, but the cisco router doesn't support split-tunneling and LAN access is ...
0
votes
1answer
246 views

Can't create VM with virt-install on Debian wheezy

Cant find any answers anywhere so here goes. I am trying to CREATE a new virtual machine using the virt-install command from a console on a Debian wheezy install. I keep getting the following ...
2
votes
1answer
703 views

x11vnc through SSH tunnel - sudo: no tty present and no askpass program specified

I'm trying to setup a one-time SSH tunnel which instantiates x11vnc on a logged-in display. ssh -f -t -L 5900:localhost:5900 user@10.1.10.1 'sudo /usr/bin/x11vnc -safer -once -nopw -display :0 -auth ...
1
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0answers
368 views

VNC black screen kills Vmware Workstation sessions on host

There are other similar questions related to mine (e.g. VNC viewer issue - showing black screen ) - my case seems a little bit different: I start vncserver on my CentOS 5.8 host, which acts as a ...
0
votes
2answers
180 views

tunneling VNC port and port forwording

I have two machine say A and B. machine A is a public gateway. machine B is in my network and running VNC server on port 6000. I want people should connect on machine A on VNC port say 5900 ...
0
votes
1answer
108 views

How to stop Java web app on server remotely

I remotely ran a Java web application on a server using TightVNC. One of the tasks of the web app was that it would schedule and do a specific task every 15 minutes. Turns out the code is incorrect ...
2
votes
1answer
196 views

Free software remote assistance tool for double NAT [closed]

I need a remote assistance tool (i.e. tool that makes it possible to control another persons screen) that: works between two machines that are both NAT'ed behind different NAT-walls does not require ...
1
vote
1answer
141 views

Looking for fast cross-platform desktop sharing application [closed]

I'm looking for a simple, cross-platform, fast, and secure way to share the desktop of a local machine with other people. For example, if co-worker working remotely shares their desktop, I'd be able ...
0
votes
1answer
101 views

Sun Grid Engine VNC temporary sessions

Since I've been in a world of hurt with FreeNX attempting to get shadowing to work, I stumbled across a brief description describing starting vnc sessions through an SGE job (our firewall rules would ...
1
vote
4answers
17k views

How to share desktop over LAN to multiple viewers

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
2answers
590 views

TigerVNC + SSH without a VNC Password?

I have a RHEL 6 system with TigerVNC installed. It is configured to only allow VNC connections through SSH. Thus, a user can only connect to VNC if they successfully establish an SSH connection to ...
1
vote
3answers
220 views

Solutions for exporting a remote desktop app (display and audio)

I'm looking for a solution that will allow me to export a desktop app running on a server to a client machine. The server is ideally Linux, the desktop is Windows (+Mac for icing on the cake). The ...
2
votes
0answers
378 views

Replacing TightVNC with alternate client (CONNECT parameter)

I am in the process of reverse engineering an existing system in an attempt to replace their existing TightVNC applet with something else (hopefully NoVNC if at all possible). So far, here is what I ...
0
votes
2answers
661 views

xorg.conf missing in Debian

I'm attempting to configure X on a headless server. I've installed the xorg, tightvnc, and fluxbox but /etc/X11/xorg.conf is missing. I've run xorg -configure and it gives fails giving the following ...
1
vote
1answer
98 views

remote desktop: acces to single application

I have a server running, on which an application is running. Now I want to gain a person access to this application only. Is there a good way to give premissions to just one applicaiton without ...
1
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2answers
4k views

Where is tigervnc-server package in ubuntu 11?

Where is tigervnc-server package in ubuntu 11? What is instead? UPDATE tigervnc-server package allows to have system-wide configuration file /etc/sysconfig/vncservers file, where one can associate ...
0
votes
2answers
782 views

RHEL6: allow remote X clients

Two hosts, both running RHEL6.2. One (hostA) has a X installed, the other (hostB) does not. Installing X on the second host is not an option. Runnning 'echo $DISPLAY' on hostA returns ':10.0'. On ...
2
votes
2answers
493 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
votes
2answers
201 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 ...
0
votes
1answer
2k views

How to specific listening IP of VNC server under Linux ?

I know how to specify a listening port of VNC server under Linux, but what puzzles me is I can not find a way to specify a VNC listening IP. When started VNC server under CentOS 5.6, I found its ...
0
votes
1answer
60 views

Remote login ticketing for single-license software on shared server.

in my university context we use some expensive software for which we have a single-license on a single machine. Having to share a single license in this manner is suboptimal: users need to go sit down ...
0
votes
2answers
715 views

CentOS port closed even when iptables is stopped

I've recently got a VPS running CentOS 6.X, I installed Gnome and configured VNC. vncserver is running fine, but I can't connect to it. I checked the ports from outside and noticed that port 5901 is ...
0
votes
3answers
879 views

VNC connection to EC2 instance without installing a VNC server

I was wondering if it was possible to connect to an Amazon ec2 instance via VNC, but instead of installing a VNC server in the target machine, somehow connect it to the hypervisor's graphics output ...
5
votes
2answers
4k views

SSH tunnel over multi hops using putty

I have a situation where I want to connect to a Linux machine running VNC (lets call it VNCServer) which is behind two consecutive Linux machines i.e., to ssh into the VNCServer, I have to ssh into ...
1
vote
1answer
2k views

VNC Connection Refused

I'm running CentOS 6 with Gnome's built in "Remote Desktop" set up to give me remote access. I have this set up on 3 machines, but for some reason one of them is refusing connections. Whilst trying ...
0
votes
1answer
893 views

VNC server failed to start CentOS

I followed a tutorial on how to install and get VNCserver to run on CentOS 6 (since freenx isnt supported yet) and I keep getting Starting VNC server: 1:user [FAILED] How do I figure out whats ...
0
votes
0answers
171 views

QEMU Remote Access on Xen Guest

I have an Ubuntu Server install which is running as a Xen guest on a VPS. I am looking to emulate something somewhat similar to SUSE Studio's test-drive feature which allows a VNC-style connection in ...
1
vote
4answers
4k views

How to find which screen (and thus port) the VNC UI for a kvm guest has? Or how to assign it

Is there a straightforward way to find the VNC screen (i.e. port number minus 5900) onto which a KVM guest is bound? My guests are all configured to run with VNC enabled, but the order in which they ...
1
vote
0answers
93 views

IIS7.5 non-http port routing

I am trying to use IIS7.5 as a way to route to vnc on different servers or virtual servers. I cant get http to work but not non-http protocols like VNC, telnet, etc. Is there a way to do that? ...
2
votes
2answers
892 views

Is it possible to run a VNC server without a GPU on linux? [closed]

Is it possible to run a VNC server on a machine without any GPU, or are some GPU features necessary even when the image isn't actually sent to a hardware video output? I guess there should be some ...
1
vote
2answers
279 views

Tunnel SSH from A->B->C [closed]

I'm looking to setup a tunnel using PuTTY on Windows. Ideally I'd SSH directly from A->C, however, I can't from the network I'm on. I can, however connected from A->B->C. C is running a vncserver, ...
0
votes
1answer
350 views

Installing VNC or equivalent service on Ubuntu 10.4 minimal via SSH

I recently purchased a quite expensive Rootserver. The only way to connect to it is via SSH. That works perfectly fine and I'm happy with it. But sadly, my boss wants a GUI. SO my first thought was: ...
2
votes
2answers
709 views

RDP connection to VPS drops when connecting to VPN

I have a Virtual Private Server that runs Windows Server 2008 R2. I use Remote Desktop Connection to administer it. I am trying to connect my VPS to a VPN. The connection succeeds, but since the VPS ...
2
votes
1answer
659 views

What is the difference between TigerVNC and vnc4server?

Ubuntu ships with vnc4server which is based on RealVNC. CentOS ships with TigerVNC, which is based on TightVNC which is based on RealVNC. Does anyone know feature wise what is different between ...
5
votes
2answers
3k views

Access KVM virtual machines over VNC without port forwarding with SSH

Is it possible to access the VMs without having to forward the remote port and VNC to the localhost? I'd like to be able to VNC into the KVM server and see the VMs display.
1
vote
1answer
86 views

Turnkey Windows app VNC in a box?

There's one Windows app I would like to use across a VNC connection. Otherwise I have no use for Windows. The app does not work with Wine. What is the simplest/most turnkey way of making a single ...