---
type: resource-type
title: TransitGatewayPeering
description: aws resource type AWS::NetworkManager::TransitGatewayPeering
name: TransitGatewayPeering
lexicon: aws
resource_type: AWS::NetworkManager::TransitGatewayPeering
---
`AWS::NetworkManager::TransitGatewayPeering`, a resource type of the aws lexicon.

## Properties

- `CoreNetworkId` (`string`, required): The Id of the core network that you want to peer a transit gateway to.
- `TransitGatewayArn` (`string`, required): The ARN (Amazon Resource Name) of the transit gateway that you will peer to a core network
- `CoreNetworkArn` (`string`, optional): The ARN (Amazon Resource Name) of the core network that you want to peer a transit gateway to.
- `CreatedAt` (`string`, optional): The creation time of the transit gateway peering
- `EdgeLocation` (`string`, optional): The location of the transit gateway peering
- `LastModificationErrors` (`string[]`, optional): Errors from the last modification of the transit gateway peering.
- `OwnerAccountId` (`string`, optional): Peering owner account Id
- `PeeringId` (`string`, optional): The Id of the transit gateway peering
- `PeeringType` (`string`, optional): Peering type (TransitGatewayPeering)
- `ResourceArn` (`string`, optional): The ARN (Amazon Resource Name) of the resource that you will peer to a core network
- `State` (`string`, optional): The state of the transit gateway peering
- `Tags` (`TransitGatewayPeering_Tag[]`, optional): An array of key-value pairs to apply to this resource.
- `TransitGatewayPeeringAttachmentId` (`string`, optional): The ID of the TransitGatewayPeeringAttachment

## Attributes

- `CoreNetworkArn`
- `CreatedAt`
- `EdgeLocation`
- `LastModificationErrors`
- `OwnerAccountId`
- `PeeringId`
- `PeeringType`
- `ResourceArn`
- `State`
- `TransitGatewayPeeringAttachmentId`