How to install Ping or Ping6 using YUM
yum install iputils Ping is a network administration utility tool to check reachability of network node (computer or router) from a computer where the command runs. It also gives the…
Installing a high availability web server cluster on Ubuntu 12.10 using HAProxy, HeartBeat and Lampp
What is the main objective of this entire topology? Redundancy and Load Sharing! Imagine a scenario where your single web server is receiving millions and millions of HTTP requests per second, the CPU…
Setting up RAID 1 (Mirroring) using “Two Disks” in Linux
RAID Mirroring means an exact clone (or mirror) of the same data writing to two drives. A minimum two number of disks are more required in an array to create…
How does Traceroute Work?
The network administrators use the tranceroute command very frequently to discover the path between two network nodes. Where the tranceroute command is running is the source node and destination node…
Where to Use Call by Reference in C
If you compare two parameter passing mechanisms, Call by Value and Call by Reference, in C programming language, Call by Value is much simpler in syntax and easy to understand. Then…