Questions tagged [nx]

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2
votes
1answer
134 views

Manually set NX bit of specific PTE

On Ubuntu with kernel 4.16.7 I am writing a custom system call and, I want to set the NX bit of a specific Page Table Entry. So far I have this piece of code, where I am doing a page table walk to get ...
1
vote
1answer
201 views

NX on a centos server and connect a windows 7

I have a centOS 6.5 server cat /etc/*elease CentOS release 6.5 (Final) I tried to install the NX on it using this document https://wiki.centos.org/HowTos/FreeNX This is how I install it because the ...
1
vote
3answers
39 views

Remove several files at once with specific formatting

We're using freenx-server across login hosts where users access them via NoMachine clients from their end. Because of the many bugs associated with freenx and our budget not permitting the full ...
0
votes
1answer
4k views

Black Screen using X2go client in Windows 10 connecting to X2go Server in Centos

First I had a problem with the printer and sharing files, after disabling both it is solved and no window error is shown. Then when I have tried to access from client the windows is fully black. How ...
3
votes
0answers
111 views

How to trace xkbmap changes?

I am running Fluxbox on an Ubuntu (14.04.5) NoMachine server. I have a very simple startup file: fluxbox="$HOME/.fluxbox" stderr="$fluxbox/stderr" (umask 077; > "$stderr") exec 2> "$stderr" ...
1
vote
1answer
583 views

Set X2Go up to allow remote windows on the local desktop?

If I run ssh -X server lxterminal I get a new terminal window open on my local desktop that I can then launch new applications on the server from (similarly to the old xrsh application, except using a ...
2
votes
0answers
1k views

Can't connect to NoMachine NX Server. Using Remmina

My Setup Client Ubuntu OS Remmina Remote Desktop Client + remmina-plugin-nx Server Arch Bang OS NoMachine for Linux - x86_64 Chose fedora system for install My Userlist [folatt@ArkOS_Dev log]...
0
votes
2answers
240 views

Freenx authentication failure / installation error?

I'm trying to setup a server on an ArchBang OS. I get installation warnings/errors when I try to install FreeNX on an ArchBang OS. I also get an Authentication error that stops the NX server. I don't ...
1
vote
0answers
443 views

How to verify NX usage in Linux kernel?

I'd like to verify that the current system is using NX bit protection somehow. I know that this can be done by checking the initial lines in the dmesg output. But that's a rolling buffer, so I'm not ...
6
votes
0answers
215 views

Fast drop-in replacement for “ssh -X” [duplicate]

I'm looking for something to provide faster X11 fowarding than ssh -X provides. I do not need a full GUI session or the ability to drop/resume user sessions. I use NX regularly, but as far as I can ...
0
votes
1answer
194 views

firstboot starts Xorg with wrong command line

After installinx nx server, gnome and setting run level 5 in inittab, nx can't connect to X server, but after killing Xorg it can. Looks like I have to accept the license to get rid of firstboot, but ...
1
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0answers
1k views

How can I configure NoMachine 4.0.369 for OS X to connect to freenx-server on Fedora 20?

On an otherwise untouched installation of Fedora 20 Security Lab, I'm trying to enable NX access so I don't have to use Windows and the vSphere console. I have to use SSH to reach the host, no other ...
1
vote
0answers
440 views

How to get back a lost session in RHEL : Using NoMachine

I logged in remotely to RHEL using NoMachine. Suddenly it got stuck and I have to close the NoMachine client. When I logged in again using NoMachine I can't see the old session (I can't see same ...
1
vote
2answers
4k views

How many authorized_keys can/should be set up in SSHD?

I'm following a FreeNX install wiki page for ArchLinux. Right now I'm setting the SSHD parameter for "AuthorizedKeysfIle". And this brings up the question, How many authorized_keys can/should be set ...
2
votes
1answer
665 views

Why do NoMachine NXclient docs instruct to copy over the server's private key?

Working to set up the GnuPG keymanager for SSH and now FreeNX server on CentOS 6 and NoMachine NXclient on my new install of ArchLinux I've been reading more about keys than I've ever read before. I'm ...
4
votes
1answer
3k views

Alt+tab key not working in NX client for linux

I am using NX clinet-3.5.0-7 version running on ubuntu 12.04. I am trying to use Alt+Tab key to switch between different terminals on my NX client but I am unable to do so. When ever I use Alt+Tab, it ...
0
votes
1answer
637 views

Anti Aliased Fonts with NoMachine NX

I am running nx server on a headless ubuntu server. Its desktop is to Unix -> Custom -> Emacs which gives me an Emacs window on the local machine. The only thing that does not work as expected is the ...
2
votes
1answer
5k views

Error connecting to NX server

When trying to connect to NX server with a NX CLient for Linux (installed from nxclient_3.5.0-7_amd64.deb) I get the following error. NX> 203 NXSSH running with pid: 8009 NX> 285 Enabling check ...
1
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0answers
81 views

Run a script (for an app GUI) when logged from NX but limit shell commands on terminal

I have a user which will be accessing an app GUI via NX NoMachine. I want to allow this user to execute the command to bring up the app GUI (done automatically by NX) BUT prevent him from executing ...
2
votes
1answer
3k views

FreeNX closes display immediately after successful connect in OpenSUSE 12.2

Upgrading from a OpenSUSE 12.1 installation with a working FreeNX server, I hit an issue with the FreeNX server on OpenSUSE 12.2, running Gnome 3. Whenever I connect, I pass the dreaded connection ...
1
vote
1answer
1k views

Fix Version String Error in FreeNX Setup

On OpenSUSE 12.1, I would like to install and run the FreeNX Server. OpenSUSE has provided instructions about the installation for previous versions, and I can adapt them for 12.1, up to a point. I ...
1
vote
1answer
483 views

Trying to run Virtualbox under NX session: getting permission denied

I am running Nomachine NX server on my Ubuntu 12.04, and I'm connecting from a Windows 7 machine using NX client. When I try to start VirtualBox, I get a permission denied error. The same user that ...
1
vote
1answer
3k views

Newly installed CentOS 6 shows squares instead of letters

I have a VPS which I've just reinstalled an OS on. The OS is CentOS 6 x32. I've exactly done the following: yum install wget nano firefox yum update yum groupinstall Desktop useradd wajed &&...
1
vote
1answer
489 views

View a remote Ubuntu desktop from Windows 7

I tried TightVNC and VNC Viewer (realvnc), and they both show checkboard screens (no screen only checkboard). Also, I tried RDP, same result: checkboard screen. I tried FreeNX, but I would like ...
1
vote
1answer
269 views

AltGr key combinations through Qtnx

I started using Qtnx, and it works great. I have a problem accessing some keyboard characters though. I am using a french keyboard (azerty-like), and every character is mapped correctly with qtnx, ...