# DefaultSessionParametersMulticast
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The default session parameters for the multicast group.

## Contents
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 ** DlDr **   <a name="iotwireless-Type-DefaultSessionParametersMulticast-DlDr"></a>
Downlink data rate.  
Type: Integer  
Valid Range: Minimum value of 0. Maximum value of 15.  
Required: No

 ** DlFreq **   <a name="iotwireless-Type-DefaultSessionParametersMulticast-DlFreq"></a>
Downlink frequency.  
Type: Integer  
Valid Range: Minimum value of 100000000. Maximum value of 1000000000.  
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/iotwireless-2025-11-06/DefaultSessionParametersMulticast) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotwireless-2025-11-06/DefaultSessionParametersMulticast) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotwireless-2025-11-06/DefaultSessionParametersMulticast)