# ModifyInstanceNetworkPerformanceOptions


Change the configuration of the network performance options for an existing instance.

## Request Parameters


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).

 **BandwidthWeighting**   
Specify the bandwidth weighting option to boost the associated type of baseline bandwidth, as follows:    
default  
This option uses the standard bandwidth configuration for your instance type.  
vpc-1  
This option boosts your networking baseline bandwidth and reduces your EBS baseline bandwidth.  
ebs-1  
This option boosts your EBS baseline bandwidth and reduces your networking baseline bandwidth.
Type: String  
Valid Values: `default | vpc-1 | ebs-1`   
Required: Yes

 **DryRun**   
Checks whether you have the required permissions for the operation, 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

 **InstanceId**   
The ID of the instance to update.  
Type: String  
Required: Yes

## Response Elements


The following elements are returned by the service.

 **bandwidthWeighting**   
Contains the updated configuration for bandwidth weighting on the specified instance.  
Type: String  
Valid Values: `default | vpc-1 | ebs-1` 

 **instanceId**   
The instance ID that was updated.  
Type: String

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

## Errors


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

## See Also


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