New – Direct VPC Routing Between On-Premises Networks and AWS Outposts Rack


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As we speak, we introduced direct VPC routing for AWS Outposts rack. This allows you to join Outposts racks and on-premises networks utilizing simplified IP tackle administration. Direct VPC routing robotically advertises Amazon Digital Personal Cloud (Amazon VPC) subnet CIDR addresses to on-premises networks. This allows you to use the personal IP addresses of assets in your VPC when speaking together with your on-premises community. Moreover, you possibly can allow direct VPC routing utilizing a self-serve course of with no need to contact AWS.

AWS Outposts rack

For those who’re unfamiliar, AWS Outposts rack, part of the Outposts household, is a fully-managed service that provides the identical AWS infrastructure, AWS providers, APIs, and instruments to nearly any on-premises datacenter or co-location area for a constant hybrid expertise. They’re ultimate for workloads that require low-latency entry to on-premises programs, native information processing, information residency, and migration of purposes with native system interdependencies. As soon as put in, your Outposts rack turns into an extension of your VPC, and it’s managed utilizing the identical APIs, instruments, and administration controls that you just already use within the cloud.

With direct VPC routing, you now have two choices to configure and join your Outposts rack to your on-premises networks. Beforehand, to configure community routing between an on-premises community and an Outposts rack, you wanted to make use of Buyer-owned IP addresses (CoIP). Throughout an Outposts rack set up, this concerned offering a separate IP tackle vary/CIDR out of your on-premises community for AWS to create an tackle pool, which is called a CoIP pool. When an Amazon Elastic Compute Cloud (Amazon EC2) occasion in your Outposts rack wanted to speak together with your on-premises community, Outposts rack would carry out a 1:1 community tackle translation (NAT) from the VPC personal IP tackle to a CoIP tackle within the CoIP pool. Utilizing CoIP implies that you have to handle each VPC and CoIP tackle swimming pools, with out overlap, and configure route propagation between the 2 units of addresses. When including a subnet to a VPC, you additionally wanted to comply with a number of steps to replace route propagation between your networks to acknowledge the brand new subnet addresses.

Managing IP tackle ranges for AWS cloud and onsite assets, in addition to coping with CoIP ranges on Outposts rack, may be an operational burden. Though the choice to make use of CoIP remains to be accessible and can proceed to be absolutely supported, the brand new direct VPC routing possibility simplifies your IP tackle administration. Computerized commercial of CIDR addresses for subnets, together with new subnets added sooner or later, between the VPC and your Outposts rack, removes the necessity so that you can reconfigure IP addresses. This additionally retains route propagation up-to-date, thereby saving you effort and time. Moreover, as talked about earlier, you possibly can allow all of this with a self-serve possibility.

Enabling Direct VPC Routing
You may choose both CoIP or direct VPC routing approaches and make the most of a brand new self-service API, CreateLocalGatewayRouteTable, to configure direct VPC routing for each new and present Outposts racks. This eliminates the necessity to contact AWS to allow the configuration. To allow direct VPC routing, merely set the mode property within the CreateLocalGatewayRouteTable API’s request parameters to the worth direct-vpc-routing. For those who’re already utilizing CoIP, then you have to delete and recreate the route desk that’s propagating visitors between the Outposts rack and your on-premises community.

The next instance diagram, taken from the consumer information, illustrates the setup for an Outposts rack operating a number of Amazon EC2 cases and linked to an on-premises community, with automated tackle commercial. Be aware that personal IP tackle ranges are utilized throughout the Outposts rack assets and the on-premises community.

Example of direct VPC routing

Get began with Direct VPC Routing as we speak
The choice to allow direct VPC routing is obtainable now for each new and present Outposts racks. As talked about earlier, the choice to make use of CoIP will proceed to be supported, however now you possibly can select between direct VPC routing and CoIP based mostly in your on-premises networking wants. Direct VPC routing is obtainable in all AWS Areas the place Outposts rack is supported.

Discover extra data on this matter within the AWS Outposts Person Information. Extra data on AWS Outposts rack is obtainable right here.

— Steve



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