Private Link reality bites – Your routes might be lying

Welcome to the second post in the Private Link Reality Bites series! Before we begin, let me recap the existing episodes of the series: In this post I am going to explore something that silently has started to work in a different way as it used to: routing in the GatewaySubnet, or how to send … Continue reading Private Link reality bites – Your routes might be lying

Interregional traffic in hub-and-spoke

In Azure you have two main ways of managing your virtual network connectivity: self-managed hub-and-spoke and Virtual WAN. Virtual WAN is a solution where Microsoft manages part of your virtual networks for you, and in exchange it gives you some benefits such as any-to-any routing out of the box. However, what if you need that … Continue reading Interregional traffic in hub-and-spoke

Simulating VPN sites in Azure with Ubuntu 24.04 and StrongSwan

Disclaimer: this post is going to be quite geeky. So this is not the kind of post you want to read if you don’t need this stuff. But hey, I needed to tell someone after getting this to work, plus this might be useful for somebody else, since I struggled to find these details out … Continue reading Simulating VPN sites in Azure with Ubuntu 24.04 and StrongSwan

Do not let ExpressRoute, VPN and SDWAN traffic bypass your firewall

I have recently expanded my SDWAN in hub-and-spoke networks design guide to include SDWAN-to-firewall routing. Initially I didn’t have this point, but recent conversations have made me realize that not everybody understand this. The main difficulty in this topic is related to the fact that you cannot inspect the effective routes of your Virtual Network … Continue reading Do not let ExpressRoute, VPN and SDWAN traffic bypass your firewall