Azure Get VM IP Address for Network Access

To access your Azure Virtual Machine (VM) from a network, you need to know its IP address. You can obtain the IP address of your VM in the Azure portal or using Azure CLI.

Azure assigns a public IP address to each VM, but you can also use a private IP address for internal communication. The public IP address is used for external access, while the private IP address is used for communication within the virtual network.

To access your VM, you can use the public IP address from the Azure portal or Azure CLI. You can also use the private IP address if you are accessing the VM from within the virtual network.

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In Azure Resource Manager (RM), you can't use the Cloud Services approach to get VM IP address information. This is because there are no Cloud Services in Azure RM.

You can use the Get-AzureRmNetworkInterface cmdlet to work with a subset of the given VM Network Interfaces. This cmdlet has a –ResourceGroupName parameter that allows you to work with a specific Resource Group.

From the list of Network Interfaces, you can pass the interface down the pipeline to the Get-AzureRmNetworkInterfaceIpConfig cmdlet. This cmdlet retrieves the PrivateIPAddress from the IP Configuration.

The output of the Get-AzureRmNetworkInterfaceIpConfig cmdlet includes the interface name and the associated PrivateIPAddress.

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If you're having trouble getting the IP address of your Azure VM, the first thing to check is your network configuration. Make sure you have a valid public IP address assigned to your VM.

If you're still having issues, try checking the Azure portal for any firewall rules that might be blocking your VM's access to the internet.

If you've confirmed that your VM has a valid public IP address and no firewall rules are blocking access, try using the Azure CLI command `az vm show` to retrieve the IP address.

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To allow network traffic to a VM, you must open the necessary ports in your security groups. These ports must be open in any network security group associated to the network interface or the subnet of the network interface.

Before you can connect to a public IP address from the internet, you must open the necessary ports. You can view the effective security rules for a network interface and its subnet in the Azure portal, Azure CLI, or Azure PowerShell.

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Inbound internet traffic arrives at the public IP address, which is then translated to the private IP address by Azure. If a network security group prevents the traffic flow, the communication with the public IP address fails.

You can open the necessary ports in your security groups to allow network traffic to the VM. This is a crucial step before connecting to a public IP address from the internet.

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You can use the DNS name instead of the IP address, but it's not always the most reliable option. This is because DNS names can change over time.

Using the DNS name is a viable alternative, but you'll need to define it when creating the VM.

You can also output the IP address as part of the ARM template.

Here are three possible solutions to retrieve the IP address:

You can use the `Get-AzureRmNetworkInterface` cmdlet to retrieve the IP address of the VM. This cmdlet works by specifying the resource group and name of the VM.

To access the variable, you can use the `Select-Object` cmdlet to specify the property you want to retrieve, which is the private IP address.

To connect to a public IP address from the internet, you must open the necessary ports in your security groups.

Security groups filter traffic to the private IP address of the network interface, but if a network security group prevents the traffic flow, the communication with the public IP address fails.

You can view the effective security rules for a network interface and its subnet in the Azure portal, Azure CLI, or Azure PowerShell.

Network security groups must be open in any network security group associated to the network interface, the subnet of the network interface, or both.

Inbound internet traffic arrives at the public IP address, which Azure translates to the private IP address.

This means that if a network security group is preventing the traffic flow, the communication with the public IP address will fail.

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