# GetMulticastGroupSession
<a name="API_GetMulticastGroupSession"></a>

Gets information about a multicast group session.

## Request Syntax
<a name="API_GetMulticastGroupSession_RequestSyntax"></a>

```
GET /multicast-groups/Id/session HTTP/1.1
```

## URI Request Parameters
<a name="API_GetMulticastGroupSession_RequestParameters"></a>

The request uses the following URI parameters.

 ** [Id](#API_GetMulticastGroupSession_RequestSyntax) **   <a name="iotwireless-GetMulticastGroupSession-request-uri-Id"></a>
The ID of the multicast group.  
Length Constraints: Maximum length of 256.  
Required: Yes

## Request Body
<a name="API_GetMulticastGroupSession_RequestBody"></a>

The request does not have a request body.

## Response Syntax
<a name="API_GetMulticastGroupSession_ResponseSyntax"></a>

```
HTTP/1.1 200
Content-type: application/json

{
   "LoRaWAN": { 
      "DlDr": number,
      "DlFreq": number,
      "PingSlotPeriod": number,
      "SessionStartTime": "string",
      "SessionTimeout": number
   }
}
```

## Response Elements
<a name="API_GetMulticastGroupSession_ResponseElements"></a>

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.

 ** [LoRaWAN](#API_GetMulticastGroupSession_ResponseSyntax) **   <a name="iotwireless-GetMulticastGroupSession-response-LoRaWAN"></a>
The LoRaWAN information used with the multicast session.  
Type: [LoRaWANMulticastSession](API_LoRaWANMulticastSession.md) object

## Errors
<a name="API_GetMulticastGroupSession_Errors"></a>

For information about the errors that are common to all actions, see [Common Error Types](CommonErrors.md).

 ** AccessDeniedException **   
User does not have permission to perform this action.  
HTTP Status Code: 403

 ** InternalServerException **   
An unexpected error occurred while processing a request.  
HTTP Status Code: 500

 ** ResourceNotFoundException **   
Resource does not exist.    
 ** ResourceId **   
Id of the not found resource.  
 ** ResourceType **   
Type of the font found resource.
HTTP Status Code: 404

 ** ThrottlingException **   
The request was denied because it exceeded the allowed API request rate.  
HTTP Status Code: 429

 ** ValidationException **   
The input did not meet the specified constraints.  
HTTP Status Code: 400

## See Also
<a name="API_GetMulticastGroupSession_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS Command Line Interface V2](https://docs.aws.amazon.com/goto/cli2/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for .NET V4](https://docs.aws.amazon.com/goto/DotNetSDKV4/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for Go v2](https://docs.aws.amazon.com/goto/SdkForGoV2/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for JavaScript V3](https://docs.aws.amazon.com/goto/SdkForJavaScriptV3/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for Kotlin](https://docs.aws.amazon.com/goto/SdkForKotlin/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for PHP V3](https://docs.aws.amazon.com/goto/SdkForPHPV3/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for Python](https://docs.aws.amazon.com/goto/boto3/iotwireless-2025-11-06/GetMulticastGroupSession) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/iotwireless-2025-11-06/GetMulticastGroupSession)