What is Relational Database Management Systems
The foundational building block of any software or a web based application is the data it holds. Imagine the scale...
What is a CNAME record in DNS
When a user is visiting a web page with the help of his web browser, there are multiple steps performed...
Understanding and configuring DHCP
DHCP- Dynamic Host Configuration Protocol. Suppose you have a small network and you want all the machines in the network...
What is kerberos and how does kerberos work
In this post we will try to understand some basic concepts of Kerberos. Before biginning with this post it will...
What is ping sweep and how to do a ping sweep
I must begin this by saying that the most widely used command by either a network administrator or a Linux...
Linux iptraf and iftop: Monitor,Analyse Network Traffic and Bandwidth
Analyzing and monitoring network traffic of an entire network infrastructure can be done by plotting graphs based on any RRD...