Zooming in on networking
Networking is one of the essential foundations of any Azure landing zone. Figure 3.2 shows the various connectivity options available in Azure:
Figure 3.2 – Zooming in on networking
We introduced the landing zone concept in Chapter 2, Solution Architecture. We briefly explained that the purpose of a landing zone is to structure, govern, and rule the Azure platform for the assets that will be hosted on it. Controlling network flows is one of the key governance aspects. Controlling the network means mastering internal and external traffic, inbound and outbound, flow logs, and so on. This is a vast topic and an important challenge. Let's now dive deeper. The network section has five top-level groups:
- DNS
- MOST COMMON ARCHITECTURE
- DC CONNECTIVITY
- ZONING
- ROUTING
In the DNS section of Figure 3.2, we see two DNS services, which are public and private DNS zones:
- Azure DNS zones help you...
