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What is an IP Header? Structure and Contents


NAT turns ‘multiple’ into ‘one’ – But what is it and why does it matter in networking?

Sometimes, less is better, especially when it comes to IPv4. While this might sound weird, considering the scarcity of those IPv4 addresses, what we will discuss today actually works in favor of the Internet. So, how do you turn ‘more’ into ‘less’ and make it work? The answer is NAT (Network Address Translation), a process… Continue reading NAT turns ‘multiple’ into ‘one’ – But what is it and why does it matter in networking?

Every Network needs a good Translator, and that’s ARP – Here’s why and how it is used

If you thought classes in which you had to switch from English to a foreign language were difficult, wait until you hear how complex networks and computers really are when it comes to exchanging information.  Sometimes, using only IP addresses to communicate across the Internet is simply not enough. Every application sending data across the… Continue reading Every Network needs a good Translator, and that’s ARP – Here’s why and how it is used

The basics of CIDR – How it makes IPv4 addressing easier and more efficient

There are around 4 billion IPv4 addresses in the world. It might sound crazy, but those 4 billion addresses are somehow enough for even more users and devices. But how? Shouldn’t the IPv4 pool have been depleted by now? Maybe it’s due to how regions distribute IPs, in which case you might end up sharing… Continue reading The basics of CIDR – How it makes IPv4 addressing easier and more efficient

The ABC of Email Servers – The reasons why they are so great

Exchanging information in today’s world might tempt us to take sending emails for granted. While it is true that nowadays we can send and receive emails super quickly, the actual process behind that is more complicated and it runs with the help of email servers. These are the bedrock of online communication, so it’s important… Continue reading The ABC of Email Servers – The reasons why they are so great

Static IP, Dynamic IP or Both? 8 things you need to know about their advantages and disadvantages

IP addresses are the backbone of every network, and since they come in different types, there is still a lot of information that needs to be discussed and presented. Last time, we discussed the difference between public IP addresses and private IP addresses.  In today’s guide, we are going to walk you through the differences… Continue reading Static IP, Dynamic IP or Both? 8 things you need to know about their advantages and disadvantages

Public IP Addresses and Private IP Addresses –  Know the differences and uses

IP addresses come in many forms and shapes. From dedicated static and rotating shared to public and private, IP addresses exist to serve a lot of different purposes. Today, we are going to take a look at the differences between public and private IP addresses, their respective characteristics and use cases in order to understand… Continue reading Public IP Addresses and Private IP Addresses –  Know the differences and uses

Proxy vs VPN – What’s so different  about them? The most important aspects you need to know

Online security and privacy are two of the most important aspects of both corporate and commercial environments. Just as you use solutions like VPNs to ensure anonymity and extended access across the Internet, so do companies. Many businesses rely upon a VPN and/or a proxy to keep their data secure when accessed remotely. It’s interesting… Continue reading Proxy vs VPN – What’s so different  about them? The most important aspects you need to know

What is a Business VPN? Why is it important and how do companies use it?

Operating on a stable, reliable, and secure network is very important for many businesses. Because of that, VPNs have become an important asset that helps companies and employees connect to the applications, data, tools, and resources they need without risking exposing or compromising their data. A VPN (Virtual Private Network) allows users to safely connect… Continue reading What is a Business VPN? Why is it important and how do companies use it?

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