Articles by admin


lock

Recover a Redhat 7 or CentOS 7 root password

There can be instances where you would had lost your root user’s passwords and thus cannot perform certain activities allowed only to the root user. The process of recovering the root password in Redhat/CentOS 7…


storage

OpenFiler – Open Source storage solution

Openfiler is a Linux based operating system. The OpenFiler application provides the file-based network-attached storage and block-based storage area network. Installation: Boot the server hardware using the OpenFiler installation ISO and follow the steps. This…


firewall

How to enable logging in iptables

IPtables is a very powerful firewall used in Linux. It is easy to configure and does a great job in keeping the system or a network safe. As system administrators we configure several services and…


Bacula

Bacula Backup Systems (Server)

Bacula is a very powerful enterprise level backup solution which can backup localhost, and even remote host via network. It has these components Director Storage server Cateloge — Database server Console Server The installation process…


lock

Basic ACLs in Linux

ACL — Access Control List is a wonderful feature in linux that enables system administrators to add additional permissions on a linux folder or file. These permissions can be assigned to a user or group…


samba

Install and configure Samba File Server

Samba is an Open Source, free files server available for Linux OS. Its installtion is very simple, and has even high end features such as making it work similar to PDC in Windows for authentication….


DansGuardian

Installing Dansguardian in CentOS 7

DansGuardian is a wonderful application that is easy to use and works well with proxy servers such as squid to filter web contents. This is a free OpenSource tool, easy to setup. Installation: ====== ==…