September 2017
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September 2017
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18192021222324
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TEMPORARY “SITE DOWN” NOTICE IN APACHE Linux Web

“Site down for maintenance” notice using Apache .htaccess and the mod_rewrite module. I assume you know how to enable the Apache htaccess directive and the mod_rewrite module.

First you need to create a .htaccess file in your root level of your website. Next you add the following lines to it

Options +FollowSymlinks RewriteEngine on […]

Manage Time service on RH and CentOS 7

When Linux system first boots the hardware clock is read first. The time on the hardware clock read from local hardware clock in UTC – Universal Time. Local time is the actual time in the current time zone. System time, unlike Hardware clock maintained by operating system. System clock is completely independent of the hardware […]

LAMP on CentOS7

Many open source p[projects require LAMP with database and database user ready to go. Here we will look at basic commands on CentOS7 to get it up and running quickly.

After CentOS7 installed update all packages yum update -y Install apache web server yum install httpd Start service and enable it to start on boot […]

OpenSSH Server Best Security Practices

OpenSSH server is the standard SSH client and server. OpenSSH is suggested for remote login, transfer file by means of SCP or SFTP, and a much more. SSH is perfect to keep confidentiality and integrity for data exchanged between two systems and networks. OpenSSH encrypts all traffic and password to effectively eliminate with assaults. In […]

Open vSwitch installation on CentOS 7.2

Open vSwitch installation on CentOS 7.2 Open vSwitch (OVS) is a production quality, multilayer virtual switch software available for various platforms. The server platforms include x86 based latest Linux distributions e.g. Debian 16 LTS or CentOS 7.2. Popular SDN switch operating system development company Pica8 also bundles the OVS in a custom Ubuntu version for […]