Network Byte Order

We need to know two of the basic data types in C language: char: smallest data type. Its size is at least 8 bits integer: Each basic data type (aka Arithmetic type specifier) can be further classified with one of these optional specifiers: Short Long Signed Unsigned for example, a type of Integer can be: … Read more

The TCP IP Model

In this TCP IP tutorial we start by understanding the layering principle, then we examine the most popular protocols that make the TCP IP stack. TCP IP layering concept – Each layer delivers a service to the layer above. – Each layer performs what it is meant to do and does not care about the … Read more

The Principle of Packet Switching

I am going to define in this post some principles of packet switching. Definitions for Packet Switching packet = self containing unit of information Switching = forwarding packets very quickly and efficiently. When the link is free, the packet is forwarded. When the link is busy, the forwarding is delayed. Flow = a collection of … Read more

Fitness quotes

fitness quotes

Following up with my previous post on exercise and cognitive functions, here is a list of fitness quotes to help you keep working out like a monster: I don’t want to lose my fitness. I’m 45. I have two babies. I’ve got a long way to go and I want to keep in tiptop shape. … Read more