# FleetInstanceMetadataOptionsRequest
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Describes the metadata options for the instances. Supported only for fleets of type `instant`.

## Contents
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 ** HttpEndpoint **   
Enables or disables the HTTP metadata endpoint on your instances.  
+  `enabled` - The HTTP metadata endpoint is enabled.
+  `disabled` - The HTTP metadata endpoint is disabled.
Type: String  
Valid Values: `disabled | enabled`   
Required: No

 ** HttpPutResponseHopLimit **   
The desired HTTP PUT response hop limit for instance metadata requests. The larger the number, the further instance metadata requests can travel.  
Default: `1`   
Possible values: Integers from 1 to 64  
Type: Integer  
Required: No

 ** HttpTokens **   
Indicates whether IMDSv2 is required.  
+  `optional` - IMDSv2 is optional, which means that you can use either IMDSv2 or IMDSv1.
+  `required` - IMDSv2 is required, which means that IMDSv1 is disabled, and you must use IMDSv2.
Type: String  
Valid Values: `optional | required`   
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/ec2-2016-11-15/FleetInstanceMetadataOptionsRequest) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ec2-2016-11-15/FleetInstanceMetadataOptionsRequest) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ec2-2016-11-15/FleetInstanceMetadataOptionsRequest)