# InstancePrivateIpAddress
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Describes a private IPv4 address.

## Contents
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 ** association **   
The association information for an Elastic IP address for the network interface.  
Type: [InstanceNetworkInterfaceAssociation](API_InstanceNetworkInterfaceAssociation.md) object  
Required: No

 ** primary **   
Indicates whether this IPv4 address is the primary private IP address of the network interface.  
Type: Boolean  
Required: No

 ** privateDnsName **   
The private IPv4 DNS name.  
Type: String  
Required: No

 ** privateIpAddress **   
The private IPv4 address of the network interface.  
Type: String  
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/ec2-2016-11-15/InstancePrivateIpAddress) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/ec2-2016-11-15/InstancePrivateIpAddress) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/ec2-2016-11-15/InstancePrivateIpAddress)