Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail, intended as an alternative to Sendmail MTA. Remove sendmail if it was already installed on your system yum remove sendmail #1 Install Postfix Now Install Postfix  and make sure it started at boot by adding… Continue Reading install and configure postfix and dovecot on CentOS

Add PureFTP service to Fail2ban – Ubuntu Date Posted: 23-06-2017 Prerequisites: Ubuntu Host Fail2Ban Service – Incase, if fail2ban service is not installed, follow the below mentioned post to install. Install Fail2ban on Ubuntu Implementation: Copy the file pure-ftpd.conf to pureftpd.conf cp /etc/fail2ban/filter.d/pure-ftpd.conf /etc/fail2ban/filter.d/pureftpd.conf Open the file /etc/fail2ban/jail.local and append the below lines. vi /etc/fail2ban/jail.local [pureftpd]… Continue Reading Add PureFTP service to Fail2ban – Ubuntu

Add Exim service on Fail2Ban – Ubuntu Date Posted: 21-06-2017 In our previous, we explained on how to install Fail2ban on Ubuntu host. Incase, if fail2ban is not installed then follow below post to install. Install Fail2Ban on Ubuntu Implementation: If you followed our previous post, just append the below… Continue Reading Add Exim service on Fail2Ban – Ubuntu

Yum roll back an update on centos: Date Posted: 16-06-2017 There are few scenarios after installing new packages, some functionality may break. In such scenario, its hard to figure out what went wrong so we immediately want to revert back. In this post, we will explain on how to roll… Continue Reading Yum roll back an update on centos

Install Fail2ban on Ubuntu 16 Date Posted: 14-06-2017 Fail2ban is a service used to ban IP address which makes unsuccessful attempts. In our previous post, we explained on how to install fail2ban on centos 7 server. In this post, we will explain on how to install fail2ban on ubuntu host. Incase… Continue Reading Install Fail2ban on Ubuntu 16

Install Fail2ban on Centos 7 Date Posted: 13-06-2017 Fail2ban is a service used to ban IP address which makes unsuccessful attempts. In this post, we will explain on how to install fail2ban on centos server. Implementation: Fail2ban normally available on epel  repo. Incase if epel package is not installed then install… Continue Reading Install Fail2ban on Centos 7

Atop installation on Linux Host Date Posted: 05-06-2017 Atop is a advanced system & process monitor tool used to monitor system resources, process even those are completed. In this post, we will explain on how to install atop on linux hosts. Implementation: There are multiple ways to install atop on the… Continue Reading Atop installation on Linux Host

The phpMyAdmin configuration storage is not completely configured, some extended features have been deactivated: Date Posted: 28-05-2017 When we install phpmyadmin on linux machine and we might have seen the following error on the login page. If we click on the error page, we might have get the following information on… Continue Reading The phpMyAdmin configuration storage is not completely configured, some extended features have been deactivated

Adding automatic extension (php) on nginx Date Posted:25-05-2017 Well, normally no one likes to expose the language written on their website. On apache, we will use .htaccess to autoadd the extension. In this post, we will show on how to autoadd the extension on nginx configuration. Incase, if nginx is… Continue Reading Adding automatic extension (php) on nginx

Install Phpmyadmin on Ajenti Control Panel Date Posted:23-05-2017 Phpmyadmin is a open source php application used to manage mysql database server from webbrowser. In this post, we will explain on how to install phpmyadmin on Ajenti Control panel. Prerequisites: Ajenti Control Panel Incase if ajenti control panel is not installed… Continue Reading Install Phpmyadmin on Ajenti Control Panel