redhat – Open Source Educational Network

How to enable and use EPEL Repo in RedHat / CentOS Linux

June 12, 2016

Red Hat Enterprise Linux 7 / CentOS 7 rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm yum update

How To Use Systemctl to Manage Systemd Services and Units

October 30, 2015

Introduction Systemd is an init system and system manager that is widely becoming the new standard for Linux machines. While there are considerable opinions about whether systemd is an improvement over the

How to Install MRTG with SNMP on Linux RedHat 6.5 / CentOS 6.5

February 5, 2015

Before you Install MRTG please verify apache is installed on your machine [root@mysql01 ~]# vi /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 192.168.49.19 mysql01

VPN CLIENT INSTALLATION on Linux

January 9, 2015

VPN INSTALLATION on Linux [root@app-01 ~]# uname -a Linux app-01 2.6.32-431.11.2.el6.x86_64 #1 SMP Tue Mar 25 19:59:55 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux [root@app-01 /]# mkdir download [root@app-01 /]# cd download/ [root@app-01 download]# ll total 0 [root@app-01 download]# mkdir vpn [root@app-01 download]# cd vpn/ [root@app-01 vpn]# ll total 0

How to setup Network File Server on CentOS / Redhat with Automatic Backups — RackSpace

July 21, 2014

NFS SERVER SETUP ON CETNOS 6.5 / Redhat 6.5 / Fedora In this tutorial let us see how to install and configure NFS server and how to share files between NFS server and clients. Though i have tested these steps in Cent-OS 6.5 32 bit edition, it will work on RHEL/Fedora/ 64 bit architecture. Scenario NFS Server Operating System : CentOS 6.5 64 bit (Minimal server install) NFS Server Operating System : CentOS 6.5 64 bit (Minimal server install) NFS Client Operating System : CentOS 6.5 64 bit (Desktop Minimal) NFS Server IP Address Host rackspace-nfs01: 192.168.58.152 NFS Server IP Address Host rackspace-nfs02: 192.168.58.153 NFS Client IP Address Host rackspace-jon: 192.168.58.154

APACHE OPENSSL CERTIFICATE, PHP MYSQL, HTACCESS WEB DIRECTORY with SQUID WITHOUT SSL AND with SSL SETUP

June 15, 2014

APACHE+OPENSSL+CERTIFICATE+PHP+MYSQL+HTACCESS WEB DIRECTORY SQUID WITHOUT SSL AND SSL SETUP vi /etc/sysconfig/network NETWORKING=yes HOSTNAME=reverseproxy.node01 :wq!

Nagios Installation on Production server via Source code compilation

June 2, 2014

We have CentOS Linux Operating System as a Server OS [root@nagiosprod nagios]# yum install httpd php gcc glibc glibc-common gd gd-devel [root@nagiosprod nagios]# yum install httpd php gcc glibc glibc-common gd gd-devel openssl-devel wget perl make [root@nagiosprod nagios]# /usr/sbin/groupadd -g 310 nagios [root@nagiosprod nagios]# /usr/sbin/useradd -g 310 -u 310 -c “Nagios” -d /home/nagios nagios [root@nagiosprod nagios]# passwd…
Read more

How to configure Extra Package Eenterprise Linux – EPEL Repository on CENTOS Fedora RHEL Urdu CBT

April 21, 2014

How to configure Extra Package Eenterprise Linux – EPEL Repository in short steps on CENTOS Fedora RHEL Urdu CBT Video. In this Computer Based Training Video (CBT) we will learn how to configure EPEL Repository in short and simple steps for CentOS Red Hat Enterprise Linux Fedora Scientific Linux.

Urdu CBT – Linux System Administration – SQUID – 15/15 – Squid Guard – 4/4

April 3, 2014

This is an old CBT (created in 2006). It explains how you can configure squid cache service. This video explains how to configure Squid Guard Black Lists. Author: Muhammad Kamran Azeem Courtesy: http://wbitt.com

Urdu CBT Linux System Administration SQUID 14/15- Squid Guard 3/4