[ Thanks to Chacko
Cherian for this link. ]
“There is a lot of information scattered across the Internet
about the different utilities used for network troubleshooting.
Yet, few articles detail the background processes taking place
while using these utilities. To get a complete and precise idea on
how tracing and troubleshooting work in a network, this article
analyzes the internal working of 3 network utilities and checks
what makes each of them unique.“Before starting with these utilities, let us have a look at one
of the most important protocol used by them–ICMP…”