Unblock an IP from IPTABLES
To check if an IP is blocked in iptables, use the command : # iptables -nL | grep IP Sample output : DROP all — x.x.x.x 0.0.0.0/0If the IP…
How to Use the Net User Command to Manage Users – Windows
To add a new user :net user /add usernameEg : net user /add tomTo delete a user :net user /delete usernameEg : net user /delete tomTo change password of a…
Dual PHP Kloxo – CentOS
I came across a situation this week where a client wanted to install Zend Optimizer on his VPS as his website needed it. But the default PHP version installed on…
Restart Tomcat script
Here is a simple script that is tested on CentOS and Ubuntu. It will work on all other UNIX like platforms. You can make modifications to this script to restart…
Install ChkRootKit
chkrootkit (Check Rootkit) is a common Unix-based program intended to help system administrators check their system for known rootkits. It is a shell script using common UNIX/Linux tools like the…