Questions specific to the CentOS Linux distribution. Use this tag if your question relates to how the CentOS distribution affects your problem; do not use it if you just happen to be using CentOS and your question is about a specific configuration detail or syntax.

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198 views

Firewall config prevents hibernate connecting to postgres in CentOS6.3

I have an operating environment in CentOS 6.3 that has tomcat7 and postgres9.2 installed. There is just one web application deployed in tomcat that tries to establish a connection from localhost to ...
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135 views

Where is the default icon used by Gnome when no icons are found?

Just to experiment, I moved the folder /user/share/icons/ away, as in saved it on a USB drive and deleted it from Linux. Now, all icons are shown as the default "white" icon. Where is this icon ...
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749 views

FFmpeg-php installation error on CentOS 6 x64 bit

I'm trying to install ffmpeg and ffmpeg-php. FFMpeg installed perfectly. When I try to install ffmpeg-php, I'm running ./configure and it's configured fine. However, when I run make it gives me the ...
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0answers
706 views

Restore a Linux backup on virtual machine

I have made a backup of my Linux OS in a bacukp.tgz, the OS is Centos 6.4. Now I want to create a new VMWare virtual machine from it. Do I first need to install Centos from CD or ISO, and then ...
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2k views

How can I enable fail2ban and mod_secure logs to appear in logwatch on centos 6.4?

I have logwatch working fine but I don't see the fail2ban and mod_secure logs appearing in my logwatch logs. How do I enable this? What do I need to do to logwatch's configuration file? Below is the ...
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0answers
2k views

putty connection works but ssh command line refuses password authentication

I'm struggling quite a lot around ssh tunnels today. First, here is my configuration: My local machine, a PC with windows XP (ip=l.l.l.l) My remote server, with a CentOs 5 installed (ip=x.x.x.x) ...
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0answers
525 views

How to add my own created certificate authority to system trusted repositories

I was told that I can add my created CA to trusted repositories/authorities in my system instead of adding it from browser and configuring in in ssl.conf. Yet I can't find anything similar on the ...
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283 views

Wifi module doesn't work anymore in CentOS

Like the title said, my wifi module doesn't work anymore. After a kernel upgrade. The wifi LED is permanently red. I can only use a wired connection. EDITS I add only the lscpi output because the ...
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0answers
510 views

Centos 5.3 - Need to use 4 com ports without resource conflicts (system has 6 com ports)

we hope to use 4 serial ports together on Centos 5.3 (could not upgrade to newer version due to application limitation). COM1 and COM2 works perfectly. We use echo to output to customer display to ...
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0answers
1k views

Why doesn't /etc/udev/rules.d/70-persistent-net.rules exist on virtual machines?

CENTOS 5.9 I'm curious, why doesn't /etc/udev/rules.d/70-persistent-net.rules exist on virtual machines with CentOS 5.9? Is there an alternative file name for this when using a virtual machine?
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283 views

403 Forbidden on Sub-Folders

I am a Linux newbie and decided to do a LAMP install to start getting more familiar with it (as our company is moving more towards nix these days). Everything went great and PHPMyAdmin, MySQL, ...
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1k views

Unable to install Atheros AR8161 Ethernet controller driver for centOS 6

I've installed CentOS 6.3. However, eth0 does not show up on ifconfig. So I figured out that I need to install alx Ethernet driver from here. Since my internet is not working, as ethernet drivers are ...
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0answers
2k views

rc.local not being executed when os boots up

I have a script that needs to be run when os boots up. I added it to /etc/rc.local. It was working fine for sometime but now rc.local does not load at boot time. When i checked the permissions on the ...
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0answers
236 views

Centos 6.2: Unable to open terminal after vbox save state

I'm experiencing this issue frequently. Usually, I work on my Centos 6.2 in VBox for a while and then close it by saving state (going to other machines or doing host work). Then, I resume my session ...
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0answers
4k views

centos 6, hostname won't resolve, dns issue, loop detected

I've searched everywhere and tried all the suggestions that I've seen, but I just can't get this to work now (it was working before). This is the first time I've ever installed a test server that I ...
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0answers
103 views

Allocating resources to VPS's

I need a layman's term definition of these parameters and what they do in terms of allocating resources to servers, as I'm having issues with the VPS's that I set up, as Java seems to be unable to set ...
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0answers
467 views

Fail2ban showing error Unable to contact server. Is it running?

We start fail2ban in centos using this command service fail2ban start but when we run service fail2ban status we get as below? What could be the mistake ya? Fail2ban (pid 2810 2813) is running... ...
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0answers
199 views

iSCSI on startup

I've configure iSCSI but CentOS 6.3 is unable to recognize if on startup. Here is fstab config: /dev/sdb1 /home ext4 _netdev 0 0 Here is iscsi.conf ...
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102 views

How to install master branch of freeradius on Centos

Could someone take me through the steps to install the master branch of freeradius on a fresh Centos 6 installation?
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0answers
480 views

Editing isolinux leads to kernel panic error in Centos Live CD

I downloaded a CentOS Live CD and tried to customize features on it. The CD boots fine if I use it "as-is". If I edit "isolinux.cfg" to edit the change the title of the CD or the automatic boot time, ...
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460 views

Set default Soundcard Centos

How do I set my default soundcard on Centos/Linux? I have two soundcards installed on my system and it always detects the wrong one, upon boot.
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125 views

Naming process in init scripts

I'm trying to write an init script that will start a service that needs to have started postgresql server before. Bellow is the postgresql's init header: #!/bin/sh # # postgresql This is the init ...
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554 views

RHN Satellite scout won't push

My RHN Satellite (Spacewalk) server is having issues with monitoring. The Spacewalk Monitor Scout will not push out successfully. It always stops with a Request Expired status. I can't seem to find ...
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0answers
2k views

After install Centos 6.3 from USB, it doesn't boot

I installed CentOS on my machine from my USB. I did a minimal CentOS USB drive with UNetbootin. After I install the CentOS, when i try to reboot, it does not starts. I have only the cursor blinking on ...
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738 views

Can't launch Snort on CentOS 6.3

I have a problem installing Snort on CentOS 6.3 in a virtual environment. When I run snort - ./snort status: Running in packet dump mode --== Initializing Snort ==-- Initializing Output ...
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234 views

Multiple Sessions and 1 is slow

Setup is a Centos 6 x64 server and a Windows 7 client running putty. Multiple sessions are opened to this same server from the same client. Periodically, one of these sessions slows to a crawl and ...
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0answers
704 views

Install CentOS in a VirtualBox to a Compact Flash and use it on a mini PC

I got into a very specific situation and want to get to know your opinions. I have got a mini PC with Intel Atom processor which should run CentOS with an upgraded kernel to 3.x and some ...
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0answers
923 views

I can't find my tape library changer under centos 5 with a quantum scalar i40

i have a quantum scalar i40 connect on a centos 5 machine trough SAS interface. I fight with it since a while because the media changer does not work. I finally understood yesterday that the system ...
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0answers
373 views

ffmpeg: error while running with libx264

Main code: ffmpeg -i 2269801.avi -threads 0 -vcodec libx264 -b 900k -acodec libfaac -ar 44100 -ab 96k -ac 2 earthgirlsareeasy1.mp4 [libx264 @ 0x16cdde10]broken ffmpeg default settings detected ...
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0answers
277 views

i386 libtool conflicting with x86_64 libtool when installing Handbrake

I've been trying to install Handbrake on centos 5.8 with the help of some different guides. I'm running x86_64, and whenever I try to install packages necessary to build the binary, the arch ends up ...
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0answers
997 views

Hanging at “Running Transaction Test” when trying to install php-soap

I have here a CentOS 5 and I'm trying to run yum install php-soap but the installer hangs on and the last step is Running Transaction Test. I found out that NFS shares are the problem. See here or ...
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0answers
12 views

CentOS 7.2 Minimal Time synchronization timedated and/or ntpd/chrony

Environment: KVM CentOS 7.2 Minimal installation. I am trying to sync the time with an NTP server in my network. My Proxmox-Host (Debian based) is able to do this by enabling ...
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0answers
42 views

CentOS 6.7 Dedicated server, -bash: fork: Cannot allocate memory 128GB Ram

I bought my new dedicated server for hosting game servers, websites and personal stuff. Also for learning and testing. I have used dedicated servers before with Linux and windows so I guess I'm ...
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0answers
12 views

how to fix install python-pyparsing-1.5.6-2.el6.rf.noarch.rpm?

i want to install python-pyparsing-1.5.6-2.el6.rf.noarch.rpm on my CentOS 7 but the error is in tthat picture. it say i need python 2.6 and I already installed python 2.6. But when I fix it again, it ...
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0answers
29 views

Files not appearing immediately on remote system after SFTP put command

I'm encountering a bizarre issue. I'm sending files to a remote machine using SFTP's put command. However, even though my machine says the transfer is finished, the files don't appear immediately in ...
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0answers
14 views

Where to get l2tp plugin for Network Manager in Centos 7

I need to connect to the l2tp VPN of my company, but I cannot find the package NetworkManager-l2tp in repositories. I used to use it in Fedora, but I cannot find it in the repositories of Centos 7. I ...
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0answers
15 views

gnome desktop is making automatic annoying pronunciation sounds?

for example when i put my mouse pointer to applications.It says "windows applications label" when i go to network mangager -> wifi it spells the words on each and every setting where my mouse goes. ...
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0answers
16 views

cannot stat '/mnt/cdrom/dcp.repo':no such file or directory

This error was occurred during the installation on my centos minimal iso in oracle virtualbox and vmware workstation 12; both face this error. After some time it will automatically install but it ...
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0answers
13 views

MEGAsync on Centos 6.5

I am trying to build MEGAsync client from the source package on Centos 6.5, but the process fails and it prints the following error message: Project MESSAGE: Installing desktop files. uic: Error in ...
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0answers
24 views

How to downgrade Centos 7.2 to 6.x

I just got a dedicated server and installed centos 7 but I didnt have any other os in the panel list than now I need to install centos admin panel but its not supported for centos7 is there any way to ...
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0answers
28 views

CentOS “mount.nfs: access denied” to Ubuntu NFS server

I have a NFS server on Ubuntu 14.04.4 and NFS client on CentOS 7; can this work? I keep getting a "mount.nfs: access denied by server while mounting" error. I've tried turning off the firewall on the ...
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0answers
27 views

Launching JNLP file from Linux

There is a .jnlp file which can be launched from Windows. I now want to open it from Linux. The command is javaws file.jnlp. However, I get a segmentation fault and the verbose message is not ...
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0answers
8 views

Mic input ignored in Win7 HVD running from Ubuntu 15, 16, but not 14

The actual symptom I'm seeing is on Windows 7, but I think the root cause is in Ubuntu. I have a CentOS7.2 laptop, which I run an Ubuntu VM from, and from that VM I run VMWare Horizon View to run a ...
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0answers
19 views

cups restarted automatically

I have installed a cups service on a CentOS 7.1 64 bits. We have some problems with a printer and the only thing I can see on logs is /var/log/messages: May 18 12:11:37 isis systemd: Started CUPS ...
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0answers
11 views

window remains invisible on startup (Gnome 3 Centos7)

I have created a Vagrant box that is specific for our teams needs. I am running into an issue with a hidden window on the SOAPUI application and cannot resolve it after many hours of Google searching ...
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0answers
12 views

NetBeans 8.1 installer stuck on 64-bit RHEL 7

This is CentOS 7 running in Docker. Silent install doesn't show anything in /tmp/state.xml. When I remove silent install and enable X11 for the installer Window, I can see that the installer is stuck ...
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0answers
15 views

zopfli --i1000 all css, js files in a directory and sub directorys

My servers OS is CentOS, with Nginx. I've enabled Gzip_Static_Module for nginx. Now after update of a website I need to gzip all the js, css files. Is there a way to search a dir like ...
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0answers
37 views

CVE-2016-3710 mitigation in CentOS 7

I have a box running CentOS 7 for KVM virtualization purposes. What is proper steps to mitigate CVE-2016-3710 in my OS? $ rpm -qa --changelog qemu | grep CVE-2016-3710 shows nothing. Current ...
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0answers
11 views

Samba share not working on second hard drive

I have a centos7 file server with a samba share on the main drive and this is working fine. However I have tried to add a share on a second drive with the same setting but machines on the network are ...
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0answers
100 views

smbclient authentication on CentOS 7.2.1511

I'm trying to use smbclient to display all the available shares on a server. It was working perfectly well with ubuntu 14.04 but I am getting a few error on CentOS . Here is what I am getting : # ...