# AcceptTransitGatewayPeeringAttachment
<a name="API_AcceptTransitGatewayPeeringAttachment"></a>

Accepts a transit gateway peering attachment request. The peering attachment must be in the `pendingAcceptance` state.

## Request Parameters
<a name="API_AcceptTransitGatewayPeeringAttachment_RequestParameters"></a>

The following parameters are for this specific action. For more information about required and optional parameters that are common to all actions, see [Common Query Parameters](CommonParameters.md).

 **DryRun**   
Checks whether you have the required permissions for the action, without actually making the request, and provides an error response. If you have the required permissions, the error response is `DryRunOperation`. Otherwise, it is `UnauthorizedOperation`.  
Type: Boolean  
Required: No

 **TransitGatewayAttachmentId**   
The ID of the transit gateway attachment.  
Type: String  
Required: Yes

## Response Elements
<a name="API_AcceptTransitGatewayPeeringAttachment_ResponseElements"></a>

The following elements are returned by the service.

 **requestId**   
The ID of the request.  
Type: String

 **transitGatewayPeeringAttachment**   
The transit gateway peering attachment.  
Type: [TransitGatewayPeeringAttachment](API_TransitGatewayPeeringAttachment.md) object

## Errors
<a name="API_AcceptTransitGatewayPeeringAttachment_Errors"></a>

For information about the errors that are common to all actions, see [Common client error codes](errors-overview.md#CommonErrors).

## Examples
<a name="API_AcceptTransitGatewayPeeringAttachment_Examples"></a>

### Example
<a name="API_AcceptTransitGatewayPeeringAttachment_Example_1"></a>

This example accepts the specified transit gateway peering attachment by specifying its attachment ID.

#### Sample Request
<a name="API_AcceptTransitGatewayPeeringAttachment_Example_1_Request"></a>

```
https://ec2.amazonaws.com/?Action=AcceptTransitGatewayPeeringAttachment
&TransitGatewayAttachmentId=tgw-attach-12345678901abcd12
&AUTHPARAMS
```

## See Also
<a name="API_AcceptTransitGatewayPeeringAttachment_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ec2-2016-11-15/AcceptTransitGatewayPeeringAttachment)