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articles/load-balancer/load-balancer-basic-upgrade-guidance.md

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In this article, we'll discuss guidance for upgrading your Basic Load Balancer instances to Standard Load Balancer. Standard Load Balancer is recommend for all production instances and provides many [key differences](#basic-load-balancer-sku-vs-standard-load-balancer-sku) to your infrastructure.
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## Steps to complete the upgrade
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We recommend the following approach to upgrade to Standard Load Balancer:
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We recommend the following approach for upgrading to Standard Load Balancer:
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1. Learn about some of the [key differences](#basic-load-balancer-sku-vs-standard-load-balancer-sku) between Basic Load Balancer and Standard Load Balancer.
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1. Identify the Basic load balancer to upgrade.
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1. Identify the Basic Load Balancer to upgrade.
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1. Create a migration plan for planned downtime.
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1. Perform migration with [automated PowerShell scripts](#upgrade-using-automated-scripts) for your scenario or create a new Standard Load Balancer with the Basic Load Balancer configurations.
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1. Verify your application and workloads are receiving traffic through the standard load balancer. Then delete your basic load balancer resource.
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1. Verify your application and workloads are receiving traffic through the Standard Load Balancer. Then delete your Basic Load Balancer resource.
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## Basic Load Balancer SKU vs. Standard Load Balancer SKU
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| **[Private Link Support](../private-link/private-link-overview.md)** | Standard ILB is supported via Private Link | Not supported |
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| **[Global tier (Preview)](cross-region-overview.md)** | Standard Load Balancer supports the Global tier for Public LBs enabling cross-region load balancing | Not supported |
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For information on limits, see [Load Balancer limits](../azure-resource-manager/management/azure-subscription-service-limits.md#load-balancer).
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## Upgrade using automated scripts
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Use these PowerShell scripts to help with upgrading from Basic to Standard SKU:
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---
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title: Upgrading a Basic Public IP to Standard Public IP - Guidance
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description: Overview of upgrade options and guidance for migrating basic Public IP to standard Public IP for future basic Public IP address retirement
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title: Upgrading a Basic public IP address to Standard SKU - Guidance
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description: Overview of upgrade options and guidance for migrating basic public IP to standard public IP for future basic public IP address retirement
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author: mbender-ms
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ms.service: load-balancer
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ms.author: mbender
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ms.topic: overview
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ms.date: 09/19/2022
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#customer-intent: As an cloud engineer with basic Public IP services, I need guidance and direction on migrating my workloads off basic to standard SKUs
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#customer-intent: As an cloud engineer with Basic public IP services, I need guidance and direction on migrating my workloads off basic to Standard SKUs
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---
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# Upgrading a Basic Public IP to Standard Public IP - Guidance
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# Upgrading a Basic public IP address to Standard SKU - Guidance
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In this article, we'll discuss guidance for upgrading your Basic Public IPs to Standard Public IPs. Standard Public IPs are recommended for all production instances and provide many [key differences](#basic-sku-vs-standard-sku) to your infrastructure.
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In this article, we'll discuss guidance for upgrading your Basic SKU public IPs to Standard SKU. Standard public IPs are recommended for all production instances and provide many [key differences](#basic-sku-vs-standard-sku) to your infrastructure.
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## Steps to complete the upgrade
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We recommend the following approach to upgrade to Standard SKU Public IP addresses.
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We recommend the following approach to upgrade to Standard SKU public IP addresses.
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1. Learn about some of the [key differences](#basic-sku-vs-standard-sku) between Basic Public IP and Standard Public IP.
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1. Identify the basic public IP to upgrade.
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1. Determine if you would need Zone Redundancy.
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1. If you need a zone redundant public IP address, create a new Standard Public IP address using [Portal](create-public-ip-portal.md), [PowerShell](create-public-ip-powershell.md), [CLI](create-public-ip-cli.md), or [ARM template](create-public-ip-template.md).
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1. Learn about some of the [key differences](#basic-sku-vs-standard-sku) between Basic SKU public IP and Standard SKU public IP.
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1. Identify the Basic SKU public IP to upgrade.
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1. Determine if you would need [Zone Redundancy](public-ip-addresses.md#availability-zone).
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1. If you need a zone redundant public IP address, create a new Standard SKU public IP address using [Portal](create-public-ip-portal.md), [PowerShell](create-public-ip-powershell.md), [CLI](create-public-ip-cli.md), or [ARM template](create-public-ip-template.md).
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1. If you do not need a zone redundant public IP address, use the [following upgrade options](#upgrade-using-portal-powershell-and-azure-cli).
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1. Create a migration plan for planned downtime.
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1. Depending on the resource associated with your Basic Public IP addresses, perform the upgrade based on the following table:
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1. Depending on the resource associated with your Basic SKU public IP addresses, perform the upgrade based on the following table:
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| Resource using Basic Public IP addresses | Decision path |
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| Resource using Basic SKU public IP addresses | Decision path |
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| ------ | ------ |
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| Virtual Machine or Virtual Machine Scale Sets | use the [following upgrade options](#upgrade-using-portal-powershell-and-azure-cli). |
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| Load Balancer (Basic) | use the [following upgrade options](#upgrade-using-portal-powershell-and-azure-cli). |
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| VPN Gateway (Basic) | Cannot dissociate and upgrade. Create a [new VPN gateway with a SKU type other than Basic](../../vpn-gateway/tutorial-create-gateway-portal.md). |
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| Application Gateway (v1) | Cannot dissociate and upgrade. Use this [migration script to migrate from v1 to v2](../../application-gateway/migrate-v1-v2.md). |
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1. Verify your application and workloads are receiving traffic through the Standard Public IP address. Then delete your Basic Public IP address resource.
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1. Verify your application and workloads are receiving traffic through the Standard SKU public IP address. Then delete your Basic SKU public IP address resource.
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## Basic SKU vs. Standard SKU
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This section lists out some key differences between these two Public IP addresses SKUs.
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This section lists out some key differences between these two SKUs.
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|""| Standard Public IP SKU | Basic Public IP SKU |
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|""| Standard SKU public IP | Basic SKU public IP |
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|---------|---------|---------|
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| **Idle Timeout** | Have an adjustable inbound originated flow idle timeout of 4-30 minutes, with a default of 4 minutes, and fixed outbound originated flow idle timeout of 4 minutes. | Have an adjustable inbound originated flow idle timeout of 4-30 minutes, with a default of 4 minutes, and fixed outbound originated flow idle timeout of 4 minutes. |
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| **Allocation method** | Static. | For IPv4: Dynamic or Static; For IPv6: Dynamic. |
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| **Security** | Secure by default model and be closed to inbound traffic when used as a frontend. Allow traffic with [network security group](../network-security-groups-overview.md#network-security-groups) is required (for example, on the NIC of a virtual machine with a Standard SKU Public IP attached). | Open by default. Network security groups are recommended but optional for restricting inbound or outbound traffic. |
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| **Security** | Secure by default model and be closed to inbound traffic when used as a frontend. Allow traffic with [network security group](../network-security-groups-overview.md#network-security-groups) is required (for example, on the NIC of a virtual machine with a Standard SKU public IP attached). | Open by default. Network security groups are recommended but optional for restricting inbound or outbound traffic. |
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| **[Availability zones](../../availability-zones/az-overview.md)** | Supported. Standard IPs can be non-zonal, zonal, or zone-redundant. Zone redundant IPs can only be created in [regions where three availability zones](../../availability-zones/az-region.md) are live. IPs created before zones are live won't be zone redundant. | Not supported |
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| **[Routing preference](routing-preference-overview.md)** | Supported to enable more granular control of how traffic is routed between Azure and the Internet. | Not supported. |
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| **Global tier** | Supported via [cross-region load balancers](../../load-balancer/cross-region-overview.md)| Not supported |
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## Next Steps
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For guidance on upgrading basic Load Balancer to Standard SKUs, see:
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For guidance on upgrading Basic Load Balancer to Standard SKUs, see:
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> [!div class="nextstepaction"]
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> [Upgrading from Basic Load Balancer - Guidance](../../load-balancer/load-balancer-basic-upgrade-guidance.md)

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