How to change port no of BIND DNS server other than 53 in Linux
By default DNS server works on port no. 53 but what if you want to change the default port no. in your machine. I wanted to give a try if it is possible and if
How To
How to clear cache in Linux
Here I would like to share a script which you can use to clear your cache memory. IMPORTANT NOTICE: This is something one should not do as cache is used to speed up your work
Iptables rule for Samba server in Red Hat Linux
You ca use these firewall rules for simple share level Samba server. But in case you are looking for iptables rule for Samba4 Active Directory follow the below link IPtables rule for Samba4 These are
How to add a Banner to your Linux machine
Banner is something which you will see before or after you login to a particular system. In this post I will show you how to create a banner to give a info about the machine
Configure Apache server with SSL support
You can configure apache web server with or without ssl support where as it is always recommended to use ssl along with apache for security reasons. Let me show you step by step configuration for
What is the difference between POP3 and IMAP
A message transfer agent receives mail from either another Mail Transfer Agent (MTA), a Mail Submission Agent (MSA), or a Mail User Agent (MUA). The transmission details are specified by the Simple Mail Transfer Protocol
How to create a password less ssh connection in Linux
You can create a password less connection between two Linux box using RSA authentication. Before moving ahead with the steps to do so let us get to know RSA in brief. RSA and DSA are
6 commands to list the logged in users in Linux
I have already written an article to check the last login time of individual respective user and also with the commands and files which can be used to track last login attempts of individual users