How do I rescue using dpkg?
If you reach a dead end using APT you can download package files from Debian mirrors and install them using dpkg. If you do have …
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How do I setup NFS?
Set up NFS by setting /etc/exports config file # apt-get install nfs-kernel-server # echo “/ *.domainname-for-lan-hosts(rw,no_root_squash,nohide)” \ >> /etc/exports
What are Preinst, Postinst, Prerm, and Postrm Script?
Collectively, preinst, postinst, prerm, and postrm files are all executable scripts which Debian automatically runs before or after package installation. Along with a file named …
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 …
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 …
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 …
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