This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::IoTFleetWise::DecoderManifest CustomDecodingNetworkInterface
<a name="aws-properties-iotfleetwise-decodermanifest-customdecodingnetworkinterface"></a>

Represents a custom network interface as defined by the customer.

**Important**  
Amazon IoT FleetWise is no longer open to new customers. Existing customers can continue to use the service as normal. For more information, see [Amazon IoT FleetWise availability change](https://docs.amazonaws.cn/iot-fleetwise/latest/developerguide/iotfleetwise-availability-change.html).

## Syntax
<a name="aws-properties-iotfleetwise-decodermanifest-customdecodingnetworkinterface-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-iotfleetwise-decodermanifest-customdecodingnetworkinterface-syntax.json"></a>

```
{
  "[CustomDecodingInterface](#cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-customdecodinginterface)" : CustomDecodingInterface,
  "[InterfaceId](#cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-interfaceid)" : String,
  "[Type](#cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-type)" : String
}
```

### YAML
<a name="aws-properties-iotfleetwise-decodermanifest-customdecodingnetworkinterface-syntax.yaml"></a>

```
  [CustomDecodingInterface](#cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-customdecodinginterface): 
    CustomDecodingInterface
  [InterfaceId](#cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-interfaceid): String
  [Type](#cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-type): String
```

## Properties
<a name="aws-properties-iotfleetwise-decodermanifest-customdecodingnetworkinterface-properties"></a>

`CustomDecodingInterface`  <a name="cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-customdecodinginterface"></a>
Represents a custom network interface as defined by the customer.  
*Required*: Yes  
*Type*: [CustomDecodingInterface](aws-properties-iotfleetwise-decodermanifest-customdecodinginterface.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`InterfaceId`  <a name="cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-interfaceid"></a>
The ID of a network interface that specifies what network protocol a vehicle follows.  
*Required*: Yes  
*Type*: String  
*Minimum*: `1`  
*Maximum*: `50`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Type`  <a name="cfn-iotfleetwise-decodermanifest-customdecodingnetworkinterface-type"></a>
The network protocol for the vehicle. For example, `CAN_SIGNAL` specifies a protocol that defines how data is communicated between electronic control units (ECUs). `OBD_SIGNAL` specifies a protocol that defines how self-diagnostic data is communicated between ECUs.  
*Required*: Yes  
*Type*: String  
*Allowed values*: `CUSTOM_DECODING_INTERFACE`  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)