October 5, 2013

CONNLIMIT in csf firewall

csf is the most popular firewall used in the linux servers. Tweakings of the csf are common tasks by sysadmins and one of the commonly encountered […]
October 2, 2013

Install APC php module on Linux server

The APC(Alternative PHP Cache) can be installed using PECL on linux cpanel server 1) Just execute following command from shell as root user pecl install apc […]
September 22, 2013

Restricting Access to specific web sites/keywords in squid

Squid is one of the most popular proxy server which can be employed to run on linux servers. Let us see how to block accessing certain […]
September 20, 2013

NMAP useful commands.

   Nmap is a shortform for Network Mapper. It is an open source security tool for network check, security scanning and auditing. nmap command comes with […]
September 13, 2013

telnet command to check port access

telnet is a common tool used by sysadmins to check if a particular port is open or not on a remote server. Sometimes you may have […]
August 23, 2013

htpassword protected directory

Any sensitive directory inside the linux server have to be password protected or the sensitive datas might get lost. The most secure way of protecting a […]
July 11, 2013

Disable port 3306 listening to server

  Here goes the steps for disabling inbound MySQL connections to a linux server. ♦ Login to the server as root ♦ open the file /etc/my.cnf […]
July 4, 2013

Configure Logical Volume Manager

This article describes a basic logic behind a Linux logical volume manager by showing real examples of configuration and usage. Although Debian Linux will be used […]
June 24, 2013

Configuring RAID

  We are now ready to begin our first Linux software RAID configuration.  The following steps will walk you through creating a RAID 5 array created […]
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