# TransitGatewayPeering
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Describes a transit gateway peering attachment.

## Contents
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 ** Peering **   <a name="networkmanager-Type-TransitGatewayPeering-Peering"></a>
Describes a transit gateway peer connection.  
Type: [Peering](API_Peering.md) object  
Required: No

 ** TransitGatewayArn **   <a name="networkmanager-Type-TransitGatewayPeering-TransitGatewayArn"></a>
The ARN of the transit gateway.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 500.  
Pattern: `[\s\S]*`   
Required: No

 ** TransitGatewayPeeringAttachmentId **   <a name="networkmanager-Type-TransitGatewayPeering-TransitGatewayPeeringAttachmentId"></a>
The ID of the transit gateway peering attachment.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 50.  
Pattern: `^tgw-attach-([0-9a-f]{8,17})$`   
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/networkmanager-2019-07-05/TransitGatewayPeering) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/networkmanager-2019-07-05/TransitGatewayPeering) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/networkmanager-2019-07-05/TransitGatewayPeering)