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

Creating a public IP prefix

Creating new resources is usually associated with creating new IP addresses. There can be issues when public IP addresses need to be associated with firewall rules or app configurations. To overcome this, we can create a public IP prefix and reserve a range of IP addresses that will be assigned to our resources.

How to do it...

To create a new public IP prefix, we must follow these steps:

  1. In the Azure portal, select Create a resource and choose Public IP prefix under Networking services (or search for public IP prefix in the search bar).
  2. We need to provide information for Subscription, Resource group, Name, Region, and IP Version. SKU is not selectable and is set to Standard. For Prefix size, we define how many IP addresses we want to reserve:
    Creating a public IP prefix using the Azure portal

Figure 4.17: Creating a public IP prefix

How it works...

When we create a public IP prefix, public IP address association is not done randomly but from a pool of addresses reserved for...