Azure Virtual Network - Public Access to Virtual Machines with Azure Load Balancer

Create Public Access for Virtual Machines in Azure Scale Set

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You are planning to create a virtual network that has a scale set that contains six virtual machines (VMs).

A monitoring solution on a different network will need access to the VMs inside the scale set.

You need to define public access to the VMs.

Solution: Implement an Azure Load Balancer.

Does the solution meet the goal?

Answers

Explanations

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A. B.

B

The solution presented, which is to implement an Azure Load Balancer, can meet the goal of providing public access to the VMs inside the scale set. Here are some reasons why:

  • An Azure Load Balancer can be used to distribute incoming traffic across multiple VMs in a scale set. By defining a public IP address for the load balancer, incoming traffic can be directed to the load balancer, which in turn distributes it across the VMs in the scale set.
  • Azure Load Balancer supports various load-balancing rules, including round-robin, source IP affinity, and others. This allows you to choose the most appropriate method of load balancing based on your specific requirements.
  • In addition to load balancing, Azure Load Balancer also provides health probes to monitor the health of the VMs in the scale set. If a VM becomes unhealthy, traffic can be redirected to healthy VMs automatically.
  • With Azure Load Balancer, you can also configure inbound NAT rules to allow inbound traffic to reach specific VMs in the scale set. This can be useful for scenarios where you need to allow incoming traffic on specific ports to a particular VM.

Note that while implementing an Azure Load Balancer can meet the goal of providing public access to the VMs in the scale set, there may be other solutions that can also meet the goal. For example, you could also consider implementing an Azure Application Gateway or a public IP address with Network Security Groups. The best solution depends on your specific requirements and constraints.