Azure Route Server: to encap or not to encap, that is the question

Azure Route Server is a very powerful tool that thas been recently brought to the Azure Networking toolset: it offers a BGP API so that virtual machines can communicate with a VNet to learn and advertise routes. I have written some articles about Route Server in the past on how to achieve certain scenarios, but … Continue reading Azure Route Server: to encap or not to encap, that is the question

What language does the Azure Gateway Load Balancer speak?

As you might have read, one of the new kids on the block in Azure Networking is the Gateway Load Balancer. You can refer to Microsoft docs for more details on what it does and why it was created, suffice to say that it is essentially a way to insert an NVA in a network … Continue reading What language does the Azure Gateway Load Balancer speak?

Multi-region design with Azure Route Server without an overlay

Some time ago I posted a blog commenting on a possible design for interconnecting multiple Azure regions by means of Network Virtual Appliances (NVAs) and the Azure Route Server (ARS), where I used an overlay tunnel between the NVAs with VXLAN as encap protocol. I have received multiple questions to whether it would be possible … Continue reading Multi-region design with Azure Route Server without an overlay

A day in the life of a packet in Azure Redhat Openshift (part 1)

I have been wanting to look into this for a while now, and I finally found a good excuse to do it. You might have read my series of posts on AKS networking, the goal of this is doing something similar with Azure Redhat Openshift (ARO). This is part 1 of a blog series around … Continue reading A day in the life of a packet in Azure Redhat Openshift (part 1)