Configuring External Authentication to FreeIPA CentOS 7

If you have many servers to manage, you probably do not want to set up user accounts on every single server. so we are going to illustrate how...

Speed up your site till 50X with Varnish

Varnish is an opensource software that can make a big difference for your server. its  an HTTP accelerator and reverse proxy.  varnish takes request and  answering directly ...

Backup with famous tools in Linux

Data backup is a prime task for any enterprise or another IT based organization. The data backup will act like your life saviour in case of any...

PXE boot Server centos 7 .

In computing, the Preboot eXecution Environment (PXE, sometimes pronounced as  pixi specification describes a standardized client-server environment that boots a software assembly, retrieved from a network, on...

Useful commands in Vagrant

We continue  with this Wonderful series by  Jamal  from Azerbaijan, who wants to share  with you his  experience with vagrant and  most   of Visualization systems  , ...

Create Box in Vagrant

After installation and configuration any type of Linux server we must export our virtual machine to the BOX file. you may need some help how to  install  Virtual...

Install Zabbix 3.x in Centos7

Zabbix is an enterprise-class open source distributed monitoring solution that can be used to monitor and track performance and availability of network servers, devices and other IT...

NFS Server and NFS Client in Redhat 7 centos...

NFS, is abbreviation of Network File System, is a server-client protocol used for sharing files between linux/unix to unix/linux systems. with  NFS enabled you can  mount a...

Install DNS server Master and Slave on Centos 7

DNS server or The Domain Name System (DNS) is a hierarchical decentralized naming system for computers, services, or any resource connected to the Internet or a private...

how to install Kernel 4.8 in Centos

The Kernel 4.8 has been releases  finally  after many months of  development . please  the  last release  note  from this  link https://lkml.org/lkml/2016/10/2/102 To make this  upgrade possible  we  need...

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netstat top 10 commands

Netstat is one of the most used commands by   system admins to checks the network and protocols  related to his machine. you can also list out...

How to install Ubuntu Server 16.10 Including LAMP

Ubuntu 16.10 is  just  released.  there is many improvements and patches released sins last  release 16.04. many  people have the choice to install  the Linux Server because...

PXE boot Server centos 7 .

In computing, the Preboot eXecution Environment (PXE, sometimes pronounced as  pixi specification describes a standardized client-server environment that boots a software assembly, retrieved from a network, on...

How to install Oracle 12 in Centos7 for beginners

in this tutorial we will show you how to install Oralce 12 in Centos 7.  this  setup should  work  on other  Linux dstros  like Rhel7  /Scientific Linux...

Lsof 9 practical examples in Linux

As we all know that everything in Linux OS  is consist of file( library files, pipes, socket, device and .etc). Lsof meaning that is knowing  as “list...