Operating the YUM Package Manager
YUM is a package manager for RPM-based Linux distributions such as Fedora, CentOS and Red Hat Enterprise Linux. It allows users to install, update, remove …
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Install Perl Module
On a server with CPanel, you can log into the WHM and install it there. If that for some reason doesn’t work for you, you …
Setup automounter to mount NAS backup share
RedHat, as well as other distributions, contain the AutoFS utility. This will allow you to mount your NAS share automatically in a directory. There are …
Why am I getting gpg signature error when using Yum?
The NOKEY warning is not really a problem. It won’t prevent you from doing anything. If you’d like to resolve it, do the following command …
How do I update my system with yum?
Use the update option to upgrade all of your Fedora system software to the latest version with one operation. To perform a full system update, …
What is Udev?
Udev provides users with a dynamic device directory containing only the files for actually present devices. It creates and removes device node files usually located …
What is Kernel Panic?
A kernel panic could be a serious error that occurs when the Linux kernel detects a problem that it might not recover from. When this …
How do I add additional alias IP addresses in CentOS or Fedora?
The steps to add additional IP’s are: Login into the server as the root user: Change to /etc/sysconfig/network-scripts directory cd /etc/sysconfig/network-scripts Assuming that the network …
How do I perform tuning with sysctl?
sysctl is an interface that allows you to make changes to a running FreeBSD system. This includes many advanced options of the TCP/IP stack and …
How do I create device nodes?
If you are running FreeBSD 5.0 or later you can safely skip this section. These versions use devfs to allocate device nodes transparently for the …
How do I install a package in BSD using pkg_add?
You can use the pkg_add to install a software package from a local file or from a server on the network. pkg_add lsof-4.56.4.tgz If you …
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