Edits

Author: gsteve88

includes/iot-hub-howto-cloud-to-device-messaging-dotnet.md

@@ -184,7 +184,7 @@ You can connect a backend service to IoT Hub using the following methods:
 
 #### Connect using a shared access policy
 
-### Supply the connection string
+##### Supply the connection string
 
 Connect a backend application to a device using [CreateFromConnectionString](/dotnet/api/microsoft.azure.devices.serviceclient.createfromconnectionstring). In addition to the required IoT Hub primary connection string, the `CreateFromConnectionString` method can be overloaded to include these *optional* parameters:
 

includes/iot-hub-howto-cloud-to-device-messaging-java.md

@@ -28,15 +28,11 @@ import com.microsoft.azure.sdk.iot.device.transport.IotHubConnectionStatus;
 
 A device app can authenticate with IoT Hub using the following methods:
 
-* X.509 certificate
 * Shared access key
+* X.509 certificate
 
 [!INCLUDE [iot-authentication-device-connection-string.md](iot-authentication-device-connection-string.md)]
 
-#### Authenticate using an X.509 certificate
-
-[!INCLUDE [iot-hub-howto-auth-device-cert-java](iot-hub-howto-auth-device-cert-java.md)]
-
 #### Authenticate using a shared access key
 
 The [DeviceClient](/java/api/com.microsoft.azure.sdk.iot.device.deviceclient?#com-microsoft-azure-sdk-iot-device-deviceclient-deviceclient(java-lang-string-com-microsoft-azure-sdk-iot-device-iothubclientprotocol)) object instantiation requires these parameters:
@@ -57,6 +53,10 @@ static protocol = IotHubClientProtocol.AMQPS;
 DeviceClient client = new DeviceClient(connectionString, protocol);
 ```
 
+#### Authenticate using an X.509 certificate
+
+[!INCLUDE [iot-hub-howto-auth-device-cert-java](iot-hub-howto-auth-device-cert-java.md)]
+
 ### Set the message callback method
 
 Use the [setMessageCallback](/java/api/com.microsoft.azure.sdk.iot.device.deviceclient?com-microsoft-azure-sdk-iot-device-deviceclient-setmessagecallback(com-microsoft-azure-sdk-iot-device-messagecallback-java-lang-object)) method to define a message handler method that is notified when a message is received from IoT Hub.