# AddFlowVpcInterfaces
<a name="API_AddFlowVpcInterfaces"></a>

 Adds VPC interfaces to a flow.

## Request Syntax
<a name="API_AddFlowVpcInterfaces_RequestSyntax"></a>

```
POST /v1/flows/flowArn/vpcInterfaces HTTP/1.1
Content-type: application/json

{
   "vpcInterfaces": [ 
      { 
         "name": "string",
         "networkInterfaceType": "string",
         "roleArn": "string",
         "securityGroupIds": [ "string" ],
         "subnetId": "string",
         "vpcInterfaceTags": { 
            "string" : "string" 
         }
      }
   ]
}
```

## URI Request Parameters
<a name="API_AddFlowVpcInterfaces_RequestParameters"></a>

The request uses the following URI parameters.

 ** [flowArn](#API_AddFlowVpcInterfaces_RequestSyntax) **   <a name="mediaconnect-AddFlowVpcInterfaces-request-uri-flowArn"></a>
 The Amazon Resource Name (ARN) of the flow that you want to update.  
Pattern: `arn:.+:mediaconnect.+:flow:.+`   
Required: Yes

## Request Body
<a name="API_AddFlowVpcInterfaces_RequestBody"></a>

The request accepts the following data in JSON format.

 ** [vpcInterfaces](#API_AddFlowVpcInterfaces_RequestSyntax) **   <a name="mediaconnect-AddFlowVpcInterfaces-request-vpcInterfaces"></a>
 A list of VPC interfaces that you want to add to the flow.  
Type: Array of [VpcInterfaceRequest](API_VpcInterfaceRequest.md) objects  
Required: Yes

## Response Syntax
<a name="API_AddFlowVpcInterfaces_ResponseSyntax"></a>

```
HTTP/1.1 201
Content-type: application/json

{
   "flowArn": "string",
   "vpcInterfaces": [ 
      { 
         "name": "string",
         "networkInterfaceIds": [ "string" ],
         "networkInterfaceType": "string",
         "roleArn": "string",
         "securityGroupIds": [ "string" ],
         "subnetId": "string"
      }
   ]
}
```

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

If the action is successful, the service sends back an HTTP 201 response.

The following data is returned in JSON format by the service.

 ** [flowArn](#API_AddFlowVpcInterfaces_ResponseSyntax) **   <a name="mediaconnect-AddFlowVpcInterfaces-response-flowArn"></a>
 The ARN of the flow that these VPC interfaces were added to.  
Type: String

 ** [vpcInterfaces](#API_AddFlowVpcInterfaces_ResponseSyntax) **   <a name="mediaconnect-AddFlowVpcInterfaces-response-vpcInterfaces"></a>
 The details of the newly added VPC interfaces.  
Type: Array of [VpcInterface](API_VpcInterface.md) objects

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

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** BadRequestException **   
This exception is thrown if the request contains a semantic error. The precise meaning depends on the API, and is documented in the error message.   
HTTP Status Code: 400

 ** ForbiddenException **   
You do not have sufficient access to perform this action.   
HTTP Status Code: 403

 ** InternalServerErrorException **   
The server encountered an internal error and is unable to complete the request.   
HTTP Status Code: 500

 ** NotFoundException **   
One or more of the resources in the request does not exist in the system.   
HTTP Status Code: 404

 ** ServiceUnavailableException **   
The service is currently unavailable or busy.   
HTTP Status Code: 503

 ** TooManyRequestsException **   
The request was denied due to request throttling.   
HTTP Status Code: 429

## See Also
<a name="API_AddFlowVpcInterfaces_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/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/mediaconnect-2018-11-14/AddFlowVpcInterfaces) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/mediaconnect-2018-11-14/AddFlowVpcInterfaces)