Networking Archives - cloudopszone.com

Azure Private DNS Zones Explained with Examples

by George Chrysovaladis Grammatikos | Mar 11, 2026 | Azure, Networking

Azure Private DNS is a cloud service that manages domain names within an Azure VNet, eliminating the need for custom DNS configuration. This service allows users to use any custom domain names through private DNS zones that are not accessible on the Internet. DNS...

Azure Resource Group Error Message: Some resources couldn’t be moved

by George Chrysovaladis Grammatikos | Mar 6, 2026 | Azure, Compute, General, Networking, Troubleshooting

If you try to move resources in Azure and see the message ‘Some resources couldn’t be moved,’ it usually means there are dependencies or configuration issues that must be fixed before you can continue. This error happens when a Public IP (PIP) is attached to a network...

Azure AKS Network Policies

by George Chrysovaladis Grammatikos | Jan 8, 2026 | Azure, Compute, Container Service (AKS), Networking

Over the past decade, organizations have increasingly adopted microservices hosted in containers. This shift has created a demand for essential features such as deployment, management, scalability, high availability, security, and monitoring. Azure AKS has emerged to...

Azure Route Tables in a nutshell

by George Chrysovaladis Grammatikos | Nov 26, 2025 | Azure, Networking

You probably hear the word ‘route’ all the time as a network engineer. But what does it actually mean? A route is simply a direction. It tells a network packet to go from one IP address to another. In this short post, I’ll explain the differences...

Configure Azure Firewall to Access an Azure VM

by George Chrysovaladis Grammatikos | Oct 27, 2025 | Azure, Networking, Security

In today’s cloud era, securing cloud-hosted resources is important. In particular, Azure Cloud offers a security service called Azure Firewall that helps you control and monitor traffic in your Azure resources. This post outlines the key steps to configure your...

Troubleshoot Azure Functions

by George Chrysovaladis Grammatikos | Jul 25, 2025 | Azure, Compute, Networking

In this post, I will provide a guide on how to troubleshoot your Azure Function if it doesn’t function properly. Disclaimer: The instructions presented in this article are informed by my own experiences and the solutions I implemented while navigating similar...

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