-1
votes
1answer
44 views

migrate to centos vs. add centos repository [closed]

I have installed Redhat Enterprise Linux 6.2, and I don't want to buy its subscription, I want to use the centos's repository. I found an article that teach me how to migrate to centos 6 from rhel 6, ...
4
votes
2answers
349 views

Dangers to giving Apache user a shell

tl;dr - What are the dangers of giving Apache a shell in /etc/passwd? I'm working on getting mod_evasive set up with Apache to fight DOS attempts. I use the DOSSystemCommand to run a script that ...
0
votes
1answer
483 views

NFS not working on bonded NFS interface - mount.nfs: No such device

We have an error message when trying to mount NFS on a RHEL server. NFS works fine on all our other servers, but not on 2 freshly kickstarted servers with the error "mount.nfs: No such device". ...
2
votes
1answer
155 views

Find out limits of other user

On CentOS 6.4 / 64 bit - how to find the limits of the user "nobody"? Because I can not just su - nobody and call ulimit -a: # id nobody uid=99(nobody) gid=99(nobody) groups=99(nobody) # su - ...
0
votes
1answer
1k views

What is the difference between init 6 and reboot on Red Hat / RHEL / CentOS?

In Linux, the init 6 command gracefully reboots the system running all the K* shutdown scripts first, before rebooting. The reboot command does a very quick reboot. It doesn’t execute any ...
0
votes
1answer
38 views

How is it determined which name server will be used for a particular interface?

According to the documentation for interface configuration files in RHEL 6, an interface can specify which name server it would like to use by including the directive DNS{1,2}=address . The ...
0
votes
1answer
298 views

partprobe will not work..i have tried everything

I am days before the RHCSA exam and i have noticed i still haven't been able to successfully run partprobe successfully after months on testing and testing and testing..not a single time I have tried ...
-1
votes
1answer
47 views

Can I use RHEL packages on CentOS?

Can I use rhel packages on centos? Specifially I am concerned about this repository: http://yum.pgrpms.org/9.1/redhat/rhel-6.3-x86_64/
-1
votes
1answer
538 views

updates-testing repo for CentOS 6?

What is the equivalent CentOS 6 repo for the updates-testing repo of RHEL/Fedora? I am trying to follow the node.js installation instructions here and am having trouble figuring out what repo to add ...
2
votes
1answer
2k views

What is lldpad (RHEL)

recently I encountered the lldpad daemon in centos 6.3. It says in the manual :Executes the LLDP protocol for supported network interfaces. Link Layer Discovery Protocol also has a nice wikipedia ...
1
vote
1answer
55 views

sendmail.mc to fwd all mails for a domain -> First.Last@gmail.com (MX record already set up)

I'm currently using Google Apps to forward mails addressed to recipients at my domain balkan-preferans.de (176.9.40.169) to my address First.Last@gmail.com - this is done by the following DNS-zone ...
4
votes
1answer
493 views

chkconfig creating service symlinks with the wrong order

On RHEL 6.3, I have a system service that should be starting after postgresql and httpd (order 64 and 85, respectively), but chkconfig always places it at order 50. I tried an experiment on a CentOS ...
1
vote
1answer
309 views

Doubled up RAM to 32 GB - now how to speed up a “LAPP” server?

I run a small Facebook game at a CentOS 6.3 quad core machine with PostgreSQL 8.4.3 + few PHP scripts (doing mostly select queries) + 1 Perl daemon and even though the server worked ok, I've suggested ...
1
vote
3answers
4k views

What is the relation between NetworkManager and network service in Fedora/RHEL/Centos?

Hi I am new to Fedora/Centos/RHEL. I am confused about NetworkManager and network service in these Linux OS. May I know what is the relation between NetworkManager and network service? If I am using ...
2
votes
2answers
8k views

How to add interface alias on RHEL6 or CentOS6 with NetworkManager?

How to add a network interface alias (for example eth0:0) on CentOS6 or RHEL6 in the "correct" way that is through NetworkManager without NM_CONTROLLED=no. And this has to be done without GUI. Thank ...
3
votes
1answer
3k views

Centos 6 - How to upgrade module located inside initramfs?

We have recently upgraded our e1000e (intel ethernet) module on one of our centos 6.0 boxes. Even tho the module compile and installed fine, the old version is still being used. We have tracked this ...
5
votes
1answer
651 views

apache/httpd responds slower under EL6.1 than EL5.6 (centos)

I've read through other threads on performance differences between RHEL6 and RHEL5, but none seem a tight match to mine. My issue manifests itself in slightly slower average response time (20ms) per ...
3
votes
4answers
9k views

Can I set up Fedora or Centos repos in RHEL6?

I have a RHEL6 box with no subscription to Red Hat Network. I want to install gcc using yum to resolve all the complex dependencies. Can I connect to Fedora or Centos repositories to install software? ...
1
vote
4answers
5k views

how to change screen resolution in rhel/centos 6?

I have cent os 6 dvd installed on my computer.my monitor resolution is 1920 X 1080. i cannot increase screen resolution to 1920 X 1080. system->preference->Display can give maximum resolution as 1280 ...
0
votes
1answer
2k views

CentOS 6.2 - I can't access console using Alt+Ctrl+F2 (F1 to F6)

I can't switch to tty console (text mode) using Alt+Ctrl + F1 to F6 What I found on the net is that Alt+Ctrl+F1 is now the X server (which was on F7 before). However Alt+Ctrl+F2 to F6 also doesn't ...
0
votes
0answers
186 views

PHP potential issues with compiling 5.3.8 extensions against RHEL 6 / CentOS 6 PHP 5.3.3 package

I'm working on getting a Red Hat 6 LAMP server going and while the PHP that comes with it has many extensions we use, it doesn't have all of them. To solve this, I was thinking about either ...
0
votes
1answer
2k views

ptp time synchronization on centos6/rhel

I need to setup time synchronization using PTP (precision time protocol). I'll get server address. I found ptpd server (version 2.1). I created startup files in /etc/init.d. But wondering what options ...
1
vote
1answer
754 views

rhel6 repsitories gives broken dependencies

i tried several repositories for rhel 6 like epel,freshrpms,etc and all the repositories give broken dependency while installing pakages(eg:vlc,exaile).From where i get a repository without broken ...
0
votes
1answer
333 views

Does semodule -i need to be run after every SELinux policy update?

On RHEL and CentOS servers, when the selinux-policy-* RPM packages receive an update, is it always necessary to manually reload any custom modules I have built? When I see an update to ...