{"type":"doc","content":[{"type":"paragraph","content":[{"text":"Severity ","type":"text","marks":[{"type":"strong"}]},{"text":": Medium","type":"text"}]},{"type":"paragraph","content":[{"text":"Description","type":"text","marks":[{"type":"strong"}]},{"text":": This control ensures that accelerated networking is enable for Azure virtual machines. Accelerated Networking enables single root I/O virtualization (SR-IOV) to a VM, greatly improving its networking performance. The Accelerated Networking benefits the site recovery for Azure virtual machines that are failed over to a different Azure region. ","type":"text"}]},{"type":"paragraph","content":[{"text":"Remediation Steps","type":"text","marks":[{"type":"strong"}]},{"text":":","type":"text"}]},{"type":"paragraph","content":[{"text":"Perform following to enable accelerated networking for virtual machines :","type":"text","marks":[{"type":"strong"}]}]},{"type":"paragraph","content":[{"text":"Enable accelerated networking on existing VMs using Azure PowerShell","type":"text","marks":[{"type":"strong"}]}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Stop or deallocate the VM or, if an availability set, all the VMs in the set","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Stop-AzVM -ResourceGroup -Name ","type":"text","marks":[{"type":"code"}]}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Enable accelerated networking on the NIC of VM","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"$nic = Get-AzNetworkInterface -ResourceGroupName -Name ","type":"text","marks":[{"type":"code"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"$nic.EnableAcceleratedNetworking = $true","type":"text","marks":[{"type":"code"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"$nic | Set-AzNetworkInterface","type":"text","marks":[{"type":"code"}]}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Restart VM or, if in an availability set, all the VMs in the set","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Start-AzVM -ResourceGroup -Name ","type":"text","marks":[{"type":"code"}]}]}]}]}]}]},{"type":"paragraph","content":[{"text":"Enable accelerated networking on existing VMs scale set using Azure PowerShell","type":"text","marks":[{"type":"strong"}]}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Stop or deallocate the VM or, if an availability set, all the VMs in the set","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Stop-AzVMss -ResourceGroup -VMScaleSetName ","type":"text","marks":[{"type":"code"}]}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Enable accelerated networking on the NIC of VM","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"$vmss = Get-AzVmss -ResourceGroupName -VMScaleSetName ","type":"text","marks":[{"type":"code"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"$vmss.VirtualMachineProfile.NetworkProfile.NetworkInterfaceConfigurations[0].EnableAcceleratedNetworking = $true","type":"text","marks":[{"type":"code"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Update-AzVMss -ResourceGroup `-VMScaleSetName ` -VirtualMachineScaleSet $vmss","type":"text","marks":[{"type":"code"}]}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Set the applied updates to automatic so that the changes are immediately applied","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"vmss.UpgradePolicy.Mode = \"Automatic\"","type":"text","marks":[{"type":"code"}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Update-AzVMss -ResourceGroup `-VMScaleSetName ` -VirtualMachineScaleSet $vmss","type":"text","marks":[{"type":"code"}]}]}]}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Restart the scale set","type":"text"}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Start-AzVMss -ResourceGroup -VMScaleSetName ","type":"text","marks":[{"type":"code"}]}]}]}]}]}]},{"type":"paragraph","content":[{"text":"Enable accelerated networking When creating VMs","type":"text","marks":[{"type":"strong"}]}]},{"type":"orderedList","attrs":{"order":1},"content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Login to Azure Portal using ","type":"text"},{"text":"https://portal.azure.com","type":"text","marks":[{"type":"link","attrs":{"href":"https://portal.azure.com/"}}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Navigate to ","type":"text"},{"text":"Virtual machines","type":"text","marks":[{"type":"strong"}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Click ","type":"text"},{"text":"+Create","type":"text","marks":[{"type":"strong"}]},{"text":". Then select ","type":"text"},{"text":"+Virtual machine","type":"text","marks":[{"type":"strong"}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"On the ","type":"text"},{"text":"VM","type":"text","marks":[{"type":"strong"}]},{"text":" tab, Select ","type":"text"},{"text":"Networking","type":"text","marks":[{"type":"strong"}]},{"text":".","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"Under ","type":"text"},{"text":"Network information","type":"text","marks":[{"type":"strong"}]},{"text":", next to ","type":"text"},{"text":"Accelerated networking","type":"text","marks":[{"type":"strong"}]},{"text":" label, select Enable.","type":"text"}]}]}]},{"type":"paragraph","content":[{"text":"Important:","type":"text","marks":[{"type":"strong"}]}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"text":" To enable accelerated networking, the virtual machines must be of supported size.","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"The VM must be a supported Azure Gallery image (and kernel version for Linux)","type":"text"}]}]},{"type":"listItem","content":[{"type":"paragraph","content":[{"text":"All VMs in an availability set or a virtual machine scale set must be stopped or deallocated before you enable accelerated networking on any NIC.","type":"text"}]}]}]},{"type":"paragraph","content":[{"text":"Reference:","type":"text","marks":[{"type":"strong"}]}]},{"type":"bulletList","content":[{"type":"listItem","content":[{"type":"paragraph","content":[{"type":"inlineCard","attrs":{"url":"https://docs.microsoft.com/en-us/azure/virtual-network/create-vm-accelerated-networking-powershell#enable-accelerated-networking-on-existing-vms"}},{"text":" ","type":"text"}]}]}]}],"version":1}

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