diff --git a/content/docs/networking/static-outbound-ips.md b/content/docs/networking/static-outbound-ips.md index d260d8922..1caf41025 100644 --- a/content/docs/networking/static-outbound-ips.md +++ b/content/docs/networking/static-outbound-ips.md @@ -3,13 +3,15 @@ title: Static Outbound IPs description: Learn how to enable static outbound IPs on Railway. --- -Static Outbound IPs allows customers on the Pro plan to assign a permanent outbound IPv4 address to a service. This IP address will **always** be used for outbound traffic from any replicas running within the service. +Static Outbound IPs allows customers on the Pro plan to assign permanent outbound IPv4 addresses to a service. These IP addresses will **always** be used for outbound traffic from any replicas running within the service. + +Traffic will be balanced over multiple IPs for high throughput and resiliency. ## Use cases This feature may be useful to you if you're using a third-party service provider or firewall which requires you to whitelist which IP addresses your services will be connecting from, such as MongoDB Atlas. -The IPv4 address assigned to your service through this feature **cannot** be used to receive inbound traffic. +The IPv4 addresses assigned to your service through this feature **cannot** be used to receive inbound traffic. ## Enabling static outbound IPs @@ -17,17 +19,31 @@ Customers on the Pro plan can enable Static Outbound IPs for any service they wi 1. Navigate to the Settings tab of your desired service 2. Toggle `Enable Static IPs` in the Networking section of Settings -3. You will be presented with an IPv4 address which is tied to the region your service is deployed in -4. The Static IP will be used by your service after the next deploy +3. You will be presented with IPv4 addresses tied to the region your service is deployed in +4. The Static IPs will be used by your service after the next deploy Static IPs + width={1528} height={1132} quality={80} /> + +## Upgrade to HA Static Outbound IPs + +Previously a service would be assigned a single IP. For improved throughput and resiliency, services will now be assigned 3 IPs with outbound traffic load balanced over them. + +If you have an existing single IP service, you can upgrade by clicking the `Enable HA Static IP` link under the `Enable Static IPs` toggle. + +You be shown the new Static IPs which will be allocated to your service. Once you have updated your downstream allowlists, click `Deploy` to start using them. + +Static IPs Upgrade ## Caveats -- There is no guarantee that the IPv4 address assigned to your service is dedicated. It may be shared with other customers. -- The IP address cannot be used for inbound traffic. -- If you wish to move your service to a different region, the IP address will change. +- There is no guarantee that the IPv4 addresses assigned to your service are dedicated. They may be shared with other customers. +- The IP addresses cannot be used for inbound traffic. +- If you wish to move your service to a different region, the IP addresses will change.