Hub-Spoke Topology Benefits

Using Hub-Spoke Topology Benefits:

• Network Isolation
• Ready to grow – with growing the company, IT, computer systems.
• The central point of Administration
  • Control traffic in HUB between different Spokes
  • Control Traffic to/from the Internet
  • Control Traffic to/from On-Premises
  • Capture traffic on HUBs
• Easy to put NSG based on all networks like 172.21.0.0/20
• Hubs Should be included Shared Services like DNS, Active Directory
• Granular separation of tasks between IT (SecOps, InfraOps) and workloads (Devops) – an eg. different team can have access to Spoke, different to HUB.
• Hubs reduce the potential for misconfiguration and exposure services to the Internet.

More information: https://docs.microsoft.com/en-us/azure/cloud-adoption-framework/ready/azure-best-practices/hub-spoke-network-topology