CentOS is an abbreviation for Community Enterprise Operating System that aims to be compatible with its upstream source, Red Hat Enterprise Linux. CentOS 6 is the 6th major version of CentOS, which was released on July 10th, 2011.

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What is PAM (Pluggable Authentication Modules) in Linux?

What is PAM (Pluggable Authentication Modules) in Linux? I know it is used for authentication, but what good is this? How does it work? I am using CentOS 6.2.
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4answers
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How do I create yum repo file?

I know there is a previously asked question, but I still have some doubts so asking again. How do I create a yum repo file? I know that in the /etc/yum.repos.d/ I have to create .repo file. Below ...
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1answer
7k views

How to install/enable compiz on CentOS 6?

How do I install and/or enable compiz-fusion on CentOS 6? The packages don't appear to be in the repositories?
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1answer
88 views

who -t showing nothing in command prompt

In [root@localhost ~]# man who -t means t, --time print last system clock change I changed the system time using using [root@localhost ~]# date -s 05:27:00 Thu Jul 12 ...
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1answer
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How To Change Boot Image In CentOS 6.2

I am using CentOS 6.2 and I want to replace boot image (splash.xpm.gz) to my own. I know that I have to edit /boot/grub/grub.conf file. In that I have to edit below line ...
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2answers
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How to disable automount of pendrive

I am using CentOS 6.2 and I want to disable automount of pendrive. what is the procedure? which file should I edit?
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3answers
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It is not possible to Run Google Chrome as root

I am facing one strange problem in my system. I am using CentOs 6.2 (linux) being root it is not possible to open Google Chrome browser. It giving the error like this... Firefox is working fine in ...
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1answer
5k views

Skype not working in CentOS 6.2

I tried to install Skype on CentOS 6.2. I downloaded Skype's rpm package from here and tried this command to install – but it's giving an error like this: [root@localhost Downloads]# rpm -ivh ...
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3answers
229 views

Backup files rather than deleting them in Linux

Suppose if I delete any file using the command prompt (I'm talking about Linux), that file is gone, I can't get back that file. If I by mistake delete any important file, then that would be a big ...
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2answers
13k views

Installing VLC on CentOS 6.2

I'm using CentOS 6.2, and I tried to install VLC Player using yum, but it shows "No package vlc available". I tried below command: [root@localhost ~]# yum install vlc Loaded plugins: fastestmirror, ...
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3answers
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How can I configure gdm to allow X connections to other servers/workstations?

I have an issue on all new installs of CentOS 6.2 on my network. Connecting to remote machines using X11 gui software fails for reasons associated with the xauth. I'm not sure how to diagnose but have ...
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1answer
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How to Boot CentOS in CLI?

I have a CentOS 6.2 OS which boots into GUI. How, upon startup, can I not boot into the GUI and instead, boot into the CLI? I want to do this at computer startup time.
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2answers
405 views

cron uid:gui for every username

So in the nutshell : There was user John with 502:502. After i deleted John and recreated him, his UID:GID changed to 504:504. Cronjobs are still running under the John's crontab, but when the ...
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1answer
2k views

httpd on CentOS resolving only the first VirtualHost

I just got a new cloud server and while setting it up, I can access the web root by pointing my browser to the IP address of my server, but the domain names are still propagating so when I go to them, ...
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1answer
472 views

Time is getting reset to old value in CentOS 6.2

I have installed CentOS 6.2 in a VM on ESX & whenever I change the time to the appropriate value using date & hwclock command it's getting changed for that session. Once I restart the instance ...
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1answer
2k views

X11 on CentOS VM with OS X Lion client

I am using OS X Lion. I have a Vagrant box running CentOS 6.0 minimal on my mac. I am trying to install Oracle 10g on my CentOS 6. I keep getting an error Can't connect to X11 window server I have ...
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1answer
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Wrong RPMforge Installed

I am running CentOS 6.2 and I installed RPMforge EL5 by mistake and I need to uninstall it and install RPMforge for EL6. How can I do that?
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1answer
828 views

Access MS SQL server from CentOS (OpenOffice calc)

I installed FreeTDS in CentOS 6 and I can connect from php to remote MS SQL server. However I cannot set up odbc connection so that it shows in list of ODBC connections in OpenOffice apps. If my ...
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2answers
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Why is pip not listed in easy_install on CentOS 6? Where to get it?

I am trying to install pip for python on CentOS 6. I thought of installing it through easy_install but it is not there. I tried to find easy_install with find command, but no luck. I tried to ...
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2answers
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NIS failing on CentOS 6

Solved: See bottom. tl;dr: enable network manager. I'm trying to set up a CentOS6 system to login using NIS. I've set up the NISDOMAIN and for the files like passwd to be on the NIS server in ...
3
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1answer
12k views

Can't ping ip's or hostnames on fresh CentOS 6.2 install

I just installed CentOS 6.2 on a box using ipmi and have tried setting up the network with no luck. I've got a 66.x.x.56/29 allocation of ip addresses on vlan (66.x.x.56 to 66.x.x.63), so I have set ...
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0answers
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Microsoft TTF fonts (like Tahoma) refuse to display on Centos 6.2

I've followed the instructions here: http://blog.whatgeek.com.pt/2011/11/install-core-fonts-centos-6/ All of the msttcorefonts fonts are extracted into the /usr/share/fonts/msttcorefonts directory ...
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1answer
1k views

Where to get GHC for centos 6?

Can anyone direct me as to how to install GHC? I went here: http://pkgs.org/centos-6-rhel-6/epel-testing-i386/ghc-ghc-6.12.3-6.el6.i686.rpm/download/ and tried both the binary and source packages ...
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2answers
1k views

CentOS 6 Unable To Install Audacious

I cannot seem to install Audacious or nearly any other program for that matter. I think the problem is with repository priorities? I Installed the priority plugin and set some values for repos but to ...
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1answer
276 views

How does the CentOS/Linux zip utility handle files that are changed during compression?

Question says it all: I have a directory that I want to 'zip -rv' up, but the files are changing all of the time (postgres database base backup). Will this break zip, or will it continue with a ...
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1answer
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Downloading multiple files with wget and handling parameters

How can I download multiple files using wget? I also want to rename the files. Here are the commands I'm running one by one (copy/paste on terminal): wget -c --load-cookies cookies.txt ...
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1answer
976 views

Linux expert command - where should I enter?

I need to enter "Linux expert" at the boot prompt. I've centOS6.2 DVD but I'm not sure where exactly should I enter this & when will I get the boot prompt? I put the DVD & rebooted & it ...
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2answers
6k views

Install CentOS 6.2 on external USB portable hard drive?

I've Windows XP installed on my laptop. And I've external 80 GB drive which I usually connect to my laptop through USB. I want to install CentOS 6.2 on this external drive & it should also boot ...
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1answer
3k views

How do I install a GUI from the command line?

I have a CENTOS 6.0 machine that I have installed from a x86_64 minimal ISO. It runs at init 3 at the moment, and I want to install a GUI on it. When I do an init 5 from the prompt, all I get is ...
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2answers
1k views

“Command not found” error when running program

I'm trying to run a program, and keep encountering a "Command not found" error. I've checked that the appropriate directory is in $PATH, and that the file itself has execute permissions. I've tried ...
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3answers
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Creating Windows 7 and Centos 6 Dual boot from two different drives

Windows 7 and Centos 6 are installed in different hard drives I would like to create a dual boot but I am not sure how to create a dual boot from windows 7.
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1answer
9k views

How to get `mail` on a CentOS 6 server (running postfix)

On my old server, and most other devices I have run, there is a provided mail program. On my new CentOS 6 server, running postfix as the MTA, I cannot send command-line email via mail - the tool is ...