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What is NAT rule?

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What is NAT rule?

NAT (Network Address Translation) is a feature of the Firewall Software Blade and replaces IPv4 and IPv6 addresses to add more security. You can enable NAT for all SmartDashboard objects to help manage network traffic. NAT protects the identity of a network and does not show internal IP addresses to the Internet.

What is NAT rule in Azure load balancer?

NAT rules are used to specify a backend resource to route traffic to. For example, configuring a specific load balancer port to send RDP traffic to a specific VM. Load-balancing rules are used to specify a pool of backend resources to route traffic to, balancing the load across each instance.

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What is the purpose of NAT gateway in Azure?

Azure NAT Gateway resources enable outbound Internet connections from subnets in a virtual network. Resources deployed in the NAT gateway virtual network subnet must be the standard SKU. Deployment of a NAT gateway to a virtual network subnet with basic SKU resources is unsupported.

What is NAT rule collection Azure firewall?

You can configure Azure Firewall Destination Network Address Translation (DNAT) to translate and filter inbound Internet traffic to your subnets. Each rule in the NAT rule collection can then be used to translate your firewall public IP address and port to a private IP address and port.

Why do we use NAT?

Some benefits of NAT include: Reuse of private IP addresses. Enhancing security for private networks by keeping internal addressing private from the external network. Connecting a large number of hosts to the global Internet using a smaller number of public (external) IP address, thereby conserving IP address space.

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What is private link in Azure?

Azure Private Link provides private connectivity from a virtual network to Azure platform as a service (PaaS), customer-owned, or Microsoft partner services. It simplifies the network architecture and secures the connection between endpoints in Azure by eliminating data exposure to the public internet.

What is Private IP in Azure?

Azure assigns private IP addresses to resources from the address range of the virtual network subnet where the resource is. The addresses can’t be assigned to resources. For example, if the subnet’s address range is 10.0. 0.0/16, addresses 10.0. 0.0-10.0.

How do I use NAT in Azure?

Connect to virtual machine and verify NAT IP address.

  1. Prerequisites. An Azure account with an active subscription.
  2. Virtual network. Before you deploy a VM and can use your NAT gateway, we need to create the resource group and virtual network.
  3. NAT gateway.
  4. Virtual machine.
  5. Test NAT gateway.
  6. Clean up resources.
  7. Next steps.
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What are the three types rules collection in Azure Firewall?

Azure Firewall has NAT rules, network rules, and applications rules. The rules are processed according to the rule type.

How do I create a Firewall rule in Azure?

Use the Azure portal to manage server-level IP firewall rules

  1. To set a server-level IP firewall rule from the database overview page, select Set server firewall on the toolbar, as the following image shows.
  2. Select Add client IP on the toolbar to add the IP address of the computer that you’re using, and then select Save.