# AwsEcsTaskDefinitionContainerDefinitionsExtraHostsDetails
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A hostname and IP address mapping to append to the **/etc/hosts** file on the container.

## Contents
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 ** Hostname **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsExtraHostsDetails-Hostname"></a>
The hostname to use in the **/etc/hosts** entry.  
Type: String  
Pattern: `.*\S.*`   
Required: No

 ** IpAddress **   <a name="securityhub-Type-AwsEcsTaskDefinitionContainerDefinitionsExtraHostsDetails-IpAddress"></a>
The IP address to use in the **/etc/hosts** entry.  
Type: String  
Pattern: `.*\S.*`   
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\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/securityhub-2018-10-26/AwsEcsTaskDefinitionContainerDefinitionsExtraHostsDetails) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/securityhub-2018-10-26/AwsEcsTaskDefinitionContainerDefinitionsExtraHostsDetails) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/securityhub-2018-10-26/AwsEcsTaskDefinitionContainerDefinitionsExtraHostsDetails)