Azure’s Software Defined Networking

In this post, I will explain why Azure’s software-defined networking (virtual networks) differs from the cable-defined networking of on-premises networks.

Background

Why am I writing this post? I guess that this one has been a long time coming. I noticed a trend early in my working days with Azure.…

26/07/2024 Article Bloggers Aidan Finn

Share:

You may be interested in

Azure & Oracle Cloud Interconnect
This post will explain how you can connect your Azure network(s) with Oracle Cloud Infrastructure (OCI) via the Oracle Cloud Interconnect. Background Many mid-large organisations run applications that are based…
19/02/2024
Azure Firewall Deep Dive Training
I’ll tell you about my new virtual training course on Azure Firewall and share some schedule information in this post. Background I’ve been talking about Azure Firewall for years. I’ve…
23/11/2024
The Evolution of My Company, Cloud Mechanix
Exciting News: Cloud Mechanix is Evolving! I’m thrilled to announce the relaunch and transformation of Cloud Mechanix into a full-service Azure consulting company. For the past 7 years, Cloud Mechanix…
30/06/2025
The Azure IaaS Book Of News – December 2022
Here’s all the news that I thought was interesting for Ops and Security folks working with Azure IaaS from December 2022. Azure VMware Solution Azure VMware Solution Advanced Monitoring: This…
05/01/2023
Why Are There So Many Default Routes In Azure?
Have you wondered why an Azure subnet with no route table has so many default routes? What the heck is 25.176.0.0/13? Or What is 198.18.0.0/15? And why are they routing…
20/05/2024
Is Europe Going to “F-35” American Clouds?
There is no doubt that we are living in interesting times. It feels a little “Resevoir Dogs” in Europe these days: “There are threats to the east, threats to the…
25/03/2025
Azure Infrastructure Announcements – October 2023
October is the month of ghosts and monsters – Halloween (Samhain as we Celts originally called it). Read on to find out what ghouls and creatures crawled from under the…
01/11/2023
Microsoft Ignite 2023 – I Will Not Be Attending
Microsoft Ignite 2023 has been announced as a hybrid event. Let me explain why I have no interest in attending in person or taking part digitally. Technical Education One of…
07/09/2023
Azure Virtual Network Manager – Routing Configuration Preview
Microsoft recently announced a public preview of User-Defined Route (UDR) management using Azure Virtual Network Manager. I’ve taken some time to play with it, and here are my thoughts. Azure…
20/05/2024
Connecting To A Third-Party Network From Azure Using NAT
An unfortunately common scenario is where you must create a site-to-site network connection with a third-party network from your Azure network using NAT. This post will explain a few solutions.…
01/03/2023
Micro-Segmentation Security In Azure Networks
In this post, I want to discuss the importance of designing and implementing micro-segmentation in Azure networks. Repeating The Same Mistakes In 2002-2003, the world was being hammered by malware.…
04/03/2025
Azure Infrastructure Announcements – July 2023
Many people in Europe take the month of July off for vacation so they would have missed out on an unusually busy few weeks of announcements for Microsoft. This post…
30/08/2023