Book Image

Azure Networking Cookbook, Second Edition - Second Edition

By : Mustafa Toroman
Book Image

Azure Networking Cookbook, Second Edition - Second Edition

By: Mustafa Toroman

Overview of this book

Azure's networking services enable organizations to manage their networks effectively. With the Azure Networking Cookbook, you’ll see how Azure paves the way for an enterprise to achieve reliable performance and secure connectivity. This updated second edition will take you through the latest networking features in Azure. The book starts with an introduction to Azure networking, covering basics such as creating Azure virtual networks, designing address spaces, and creating subnets. You’ll create and manage network security groups, application security groups, and IP addresses in Azure using easy-to-follow recipes. As you progress through the book, you’ll explore various aspects such as DNS and routing, load balancers, Traffic Manager, and site-to-site, point-to-site, and VNet-to-VNet connections. This cookbook covers all the functions crucial to understanding cloud networking practices and being able to plan, implement, and secure your network infrastructure with Azure. You’ll not only upscale your current environment but also get well-versed with monitoring, diagnosing, and ensuring secure connectivity. The book will help you grasp best practices as you learn how to create a robust environment. By the end of this Azure cookbook, you’ll have gained hands-on experience developing cost-effective solutions that can facilitate efficient connectivity in your organization.
Table of Contents (15 chapters)
14
Index

Dissociating a route table from a subnet

After we create an association and rules, those rules will apply to all resources on the associated subnet. If we want rules to no longer apply to a specific subnet, we can remove the association.

Getting ready

Before you start, open the browser and go to the Azure portal via https://portal.azure.com.

How to do it...

In order to remove the association between the subnet and the route table, we must do the following:

  1. In the Azure portal, locate Route table.
  2. Under Settings, select the Subnets option, and select the subnet you want to remove:
    Selecting the subnet that we want to remove

    Figure 6.17: Selecting a subnet for removal

  3. The subnet configuration pane will open. Select the Route table option. Note that this actually opens a subnet configuration. It's a common mistake to confuse this pane with the association and to choose the Delete option. This will not only remove the association but also remove the subnet altogether:
    The subnet configuration pane

    Figure 6.18: Subnet configuration...