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10 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
1answer
219 views

cannot offline install vnc server on CentOS 7

I am trying to install realvnc server on my CentOS 7 VM. I've downloaded the rpm package from the official website. I am using ESXI and nothing is or should be connected to the internet. When trying ...
1
vote
1answer
3k 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 ...
1
vote
1answer
38 views

Send each VNC connection to a separate display

I want to use vncserver on a CentOS 7 server to send every new connected user to their own isolated display (virtual, not physical). Making virtual displays at server startup with the matching ...
0
votes
0answers
12 views

Changing the dektop manager for one user through VNC

For one of the user, I want to set the default desktop manager to something other than Gnome which is the default one in Centos-7. The user connects through vncviewer. I see a guide here, however, I ...
0
votes
1answer
22 views

VNC server configuration

what's the role of percentage in VNC configuration? ExecStartPre=/bin/sh -c '/usr/bin/vncserver -kill %i > /dev/null 2>&1 || :' ExecStart=/usr/sbin/runuser -l <USER> -c "/usr/bin/...
0
votes
1answer
141 views

Scientific Linux / CentOS Screen sharing

we have Scientific Linux 7 PCs. At one of them I cannot activate the "screen sharing" under "Settings"- "Sharing". I tried to disable / enable the "sharing". I can activate and deactivate the ssh but ...
0
votes
1answer
165 views

How to install vncserver with a password?

I am trying to install tigervnc-server from a bash script with a password under Centos 6. I want to do this because I want to automate VPS installations. Does anybody know how to do this? Tried adding ...
1
vote
1answer
263 views

Maximized window bigger than display on CentOS 7.5 with vncserver

im running into a problem on a CentOS 7.5 machine with the default vncserver (TigerVNC). Everything is working fine, except one visual flaw: the maximized size of the display is unequal to the actual ...
0
votes
1answer
118 views

CLI configuration for tigervnc-server

I have a few machines that I have to install tigervnc-server on. After I install the package I have to run vncserver and enter the password for the VNC user. Can I provide the password with a ...
1
vote
0answers
334 views

Authenticate VNC connections with Local Users

We have some CentOS 7.4 machines that have been configured to authenticate with a local OpenDirectory (macOS server) machine. We want to use user authentication to allow VNC access instead of using ...
1
vote
2answers
961 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
1answer
3k 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 ...
1
vote
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 ...
0
votes
2answers
316 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, ...
1
vote
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 ...
0
votes
1answer
44 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 ...
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 ...
3
votes
1answer
12k views

iptables: Index insertion too big

I am trying to configure VNC on my server. I found this guide which seems very easy: https://rbgeek.wordpress.com/2012/06/26/how-to-install-vnc-server-on-centos-6/ Lastly, I got to iptables ...
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. ...
1
vote
2answers
2k views

Remote desktop VNC from Ubuntu to CentOS7 showing strange view

I'm trying to use remote desktop on my LAN to access a machine's gui from another computer. The machine I am working on is Ubuntu14.04LTS using KDE desktop. The target machine is CENTOS7 with MATE ...
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
1answer
1k views

VNC Server Centos7 VNC client Windows 10

I am trying to access my Centos 7 server's desktop so I installed ... [plankton@localhost ~]$ rpm -q --info tigervnc-server Name : tigervnc-server Version : 1.3.1 Release : 4.el7_2 ...
1
vote
0answers
83 views

Monitor mirroring

I need to mirror a remote monitor from a server running CentOS 6.5. With VNC I'm able to connect to the :0 display (that it's the one it is shown on the remote server monitor) but when I change user ...
3
votes
1answer
672 views

How come I can login to another person's session over vnc just by changing the port number?

I have a user account on a server administered by someone else. I don't have root access. The server is CentOS 7. I couldn't connect over vnc on the usual port I use, so I ssh'd into the server and ...
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-...
0
votes
1answer
1k views

How to login to same session with same user using xrdp and tigervnc-server?

I have Centos 6.4 with Gnome2, I'm accessing it through its xrdp (Version 0.5.0) and Xvnc TigerVNC 1.1.0 services. The clients machine are an Android tablet and a Windows 7 PC, these are using ...
8
votes
1answer
34k views

Understanding “vncserver -list” with respect to Xvnc processes

I have a pretty standard setup on a Centos 6.5 VM. I've configured VNC sessions to start at boot per CentOS's wiki VNCSERVERS="1:root 2:moe 3:curly" VNCSERVERARGS[1]="-geometry 640x480" ...
2
votes
1answer
4k views

Centos 7 and VNC access right?

UPDATE: I posted on the Tiger VNC forum and someone suggested that this may be a result of PolicyKit (now called PolKit, I believe). Does anyone know how to change this policy? These are all ...
4
votes
1answer
8k views

A messagebox keeping popping up in my centos VNC server asking to change proxy settings?

I have included a screenshot of what it looks like. It keeps appearing and in the morning you to close it 50 times. Could you please help me identify where the problem lies? NOTE: It's CentOs 6 ...
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 ...
5
votes
2answers
13k views

xsetroot, xterm and twm are not found when starting XRDP/Xvnc (on Cent OS)

I am trying to install xrdp service on one my VPS server, and though all installed successfully I get following error after connecting via Windows MSTSC service. Following are the resources I have ...
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 ...
1
vote
0answers
86 views

Configure Cent OS 6.4 so that desktop persists after closing VNC session?

I want to configure my newly bought VPS to be able to automatically boot into the Xfce window manager and let users connect to it via VNC and still keep the window manager running after the user ...
0
votes
1answer
922 views

Connecting to KVM on a GUI-less CentOS 6.4 using MobaXterm

I followed the directions at this question: Installing KVM on CentOS 6.4 without GUI (yet) But I'm not sure which feature (there are many!) of MobaXterm I should use to connect to the KVM. On the ...
0
votes
1answer
936 views

CentOS VNC-Server

Are there any instructions how to install a VNC-Server on CentOS? Some of them explain how to setup a terminal server, but I primarily want to use the currently logged in desktop.
1
vote
2answers
4k views

Running Mono on CentOS 5 CLI

I have vps server (virtual private server) running on Linux CentOS 5 32 bit , I installed vncserver X-Windows , GNOME and KDE environment and I connect to the VNC server from vncviewer in my Windows 7 ...
0
votes
1answer
2k views

Seem to be having a problem with RealVNC with centos can't input username

Hello I seem to be having a problem with RealVNC with centos. I want to connect to a another machine, but can't because it has been "grayed out". In otherwords, I can't type in the username in the ...
7
votes
2answers
4k views

Install a GUI (KDE) on a centos 5.3

I'm trying to install KDE on a vps of centos 5.3. These are the steps: yum install kdepim yum install vnc vnc-server x11-xorg vncserver vncserver -kill :1 vim ~/.vnc/xstartup #(replaced the last ...