ls ~/articles --topic=networking

Networking

VNets, routing, DNS, firewalls and Private Endpoints: how traffic really flows in Azure.

2026

04 Aug
Apply Tenant Restrictions with Azure Firewall
Use the Azure Firewall Header Insertion to secure your environment against accessing foreign tenants.
NetworkingEN

2024

03 Dec
Santa Claus' Cloud-Powered Christmas: Optimizing Deliveries with Azure Multi-Hub Deployments 🎅🎄🎁
Festive Tech Calendar 2024: connecting regional Azure hubs in a full mesh while keeping spokes isolated, with careful IP planning and simple route tables.
NetworkingEN

2023

04 Oct
Outbound Internet Access for Azure VMs - your options
Since Microsoft is retiring default outbound connectivity for Azure Virtual Machines, we should have a look at the other options.
NetworkingEN

2020

17 Feb
What are the default security settings for an Azure VNet?
An Azure VNet has no security settings of its own, but the NSGs on its subnets come with default rules, and port 25 is blocked by default.
NetworkingEN