Frequently Asked Questions

The Point-to-Point Protocol over Ethernet (pppoe or PPPOE) is a network protocol for encapsulating PPP frames inside Ethernet frames. It appeared shortly after the...

Why MariaDB Replication? As you may know, MariaDB is a drop in replacement for MySQL. It is a robust, scalable and reliable SQL server that...

We, all, knew how to install Oracle VirtualBox on CentOS 6.x and CentOS 7.x GUI based systems. But, what about on CentOS minimal server...

Graphite is a highly scalable real-time graphing system. As a user, you write an application that collects numeric time-series data that you are interested...

Introduction The Distributed Replicated Block Device (DRBD) is a distributed replicated storage system for the Linux platform. It is implemented as several userspace management applications...

Introduction All of  Linux users are already families with BIND service, already a lots of articles has been published with recent Ubuntu Linux versions ,...

In our previous tutorials, we had showed you how to setup PXE environment on Ubuntu 14.04, and CentOS 6.5. Install And Configure PXE Server On...

From Wikipedia: Apache Subversion (often abbreviated SVN, after the command name svn) is a software versioning and revision control system distributed as free software under...

Question : How to disable server signature using .htaccess or by editing apache config file? Answer: Attackers can use server signature to their advantage when performing...

After Installing Ubuntu 16.04 to make some monitoring tests, I was not able to get or update behind the http/https/ftp  proxy  . Here how...

This installation is same for all rpm based systems like (Centos/Fedora/RHEL/SLES/Opensuse/Mandriva..) This tutorial is about 11.2 version client, but should work even for 12.1 version. Packages...

Install Mate desktop in FreeBSD 10.1 FreeBSD is fully text mode system, however some times new users might want to use GUI desktop environment. This...

When I was trying to install Virtualbox guest additions for my Centos 6.5  64bit VM, i can't complete the installation due to the following...

In computing, the Global File System 2 or GFS2 is a shared disk file system for Linux computer clusters. GFS2 differs from distributed file...

Zentyal server is a an alternative for Microsoft Server, it is Ubuntu based Small and Medium Enterprise Server. The latest stable version of Zentyal...

Puppet is a tool designed to manage the configuration of Unix-like and Microsoft Windows systems declaratively. The user describes system resources and their state,...

Question : How  to Check  ssh  logs? Answer: For example if your  box is hacked and you want to know  who has did that ...

LibreNMS is an autodiscovering PHP/MySQL/SNMP based network monitoring tool which includes support for a wide range of network hardware and operating systems including Cisco,...