# UpdateConnection
<a name="API_UpdateConnection"></a>

Modifies an existing connection. Currently we support modifications to the connection's description and/or bandwidth.

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

```
{
   "bandwidth": "{{string}}",
   "clientToken": "{{string}}",
   "description": "{{string}}",
   "identifier": "{{string}}"
}
```

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

For information about the parameters that are common to all actions, see [Common Parameters](CommonParameters.md).

The request accepts the following data in JSON format.

 ** [bandwidth](#API_UpdateConnection_RequestSyntax) **   <a name="interconnect-UpdateConnection-request-bandwidth"></a>
Request a new bandwidth size on the given [Connection](API_Connection.md).  
Note that changes to the size may be subject to additional policy, and does require the remote partner provider to acknowledge and permit this new bandwidth size.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 8.  
Pattern: `\d+[MG]bps`   
Required: No

 ** [clientToken](#API_UpdateConnection_RequestSyntax) **   <a name="interconnect-UpdateConnection-request-clientToken"></a>
Idempotency token used for the request.  
Type: String  
Required: No

 ** [description](#API_UpdateConnection_RequestSyntax) **   <a name="interconnect-UpdateConnection-request-description"></a>
An updated description to apply to the [Connection](API_Connection.md)   
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[-a-zA-Z0-9_ ]+`   
Required: No

 ** [identifier](#API_UpdateConnection_RequestSyntax) **   <a name="interconnect-UpdateConnection-request-identifier"></a>
The identifier of the [Connection](API_Connection.md) that should be updated.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 32.  
Pattern: `(mcc|lmcc)-[a-z0-9]{8}`   
Required: Yes

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

```
{
   "connection": { 
      "activationKey": "string",
      "arn": "string",
      "attachPoint": { ... },
      "bandwidth": "string",
      "billingTier": number,
      "description": "string",
      "environmentId": "string",
      "id": "string",
      "location": "string",
      "ownerAccount": "string",
      "provider": { ... },
      "sharedId": "string",
      "state": "string",
      "tags": { 
         "string" : "string" 
      },
      "type": "string"
   }
}
```

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

If the action is successful, the service sends back an HTTP 200 response.

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

 ** [connection](#API_UpdateConnection_ResponseSyntax) **   <a name="interconnect-UpdateConnection-response-connection"></a>
The resulting updated [Connection](API_Connection.md)   
Type: [Connection](API_Connection.md) object

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

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

 ** AccessDeniedException **   
The calling principal is not allowed to access the specified resource, or the resource does not exist.  
HTTP Status Code: 403

 ** InterconnectClientException **   
The request was denied due to incorrect client supplied parameters.  
HTTP Status Code: 400

 ** InterconnectServerException **   
The request resulted in an exception internal to the service.  
HTTP Status Code: 500

 ** InterconnectValidationException **   
The input fails to satisfy the constraints specified.  
HTTP Status Code: 400

 ** ResourceNotFoundException **   
The request specifies a resource that does not exist on the server.  
HTTP Status Code: 404

 ** ServiceQuotaExceededException **   
The requested operation would result in the calling principal exceeding their allotted quota.  
HTTP Status Code: 402

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

## See Also
<a name="API_UpdateConnection_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/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for Python (Boto3)](https://docs.aws.amazon.com/goto/boto3/interconnect-2022-07-26/UpdateConnection) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/interconnect-2022-07-26/UpdateConnection)