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Understand the mechanism and the protocols that work behind one of most popular networking commands: the traceroute command.

#traceroute command

The most famous communication model on the Internet is the bidirectional byte stream model. Some of the applications that use bidirectional byte stream

#bidirectional byte stream model

A converged network is a network that transports not only data but also voice and video. Unlike data which is generally delivered in a best effort

#converged networks

In this post, we will learn why it is important to have a QoS policy, the traffic profile requirements and how to implement a QoS policy.

#QoS

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

#tcp ip

I have gathered my study notes on the TCP protocol details in one big blog post. I hope you are going to enjoy it!

#tcp protocol

In this article I define the terms throughput and goodput, and I lay out the difference between both of them.

#throughput goodput

A short article that lays some theory on the concepts of switching and forwarding in switches and routers.

#forwarding

Let us understand in this short article some basics of congestion control and learn what max-min fairness allocation means.

#congestion control

We study in this network engineering article how queueing mechanisms work and we take one example: Weighted Fair Queueing.

#queueing

Network Address Translation is a popular network engineering technique. It brings a special terminology and can be implemented in different flavours. Why

#network address translation

I expose in this blog post my DHCP study notes. We aboard the allocation types and the packet format. Then we see a real wireshark trace.

#dhcp

A description of the Spanning Tree Protocol, its protocl header, how it works, and a detailed Wireshark capture displaying exchanged frames.

#spanning tree protocol

In this post, we make our neurons work a bit in the world of communication systems. We learn what the communication process is, discover some terms then

#communication systems

What wireless networks or WiFi are, common concepts and what protocols are operating in the underground to avoid packet collision.

#wireless networks

I use Evernote on both my home computer and office computer. After reading this Evernote tutorial you will be able to do the same too.

#evernote

In this post, we will learn why it is important to have a QoS policy, the traffic profile requirements and how to implement a QoS policy.

#qos

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