Retire old routing tutorials

Author: dominicbetts

.openpublishing.redirection.json

@@ -18255,6 +18255,26 @@
           "redirect_url": "/azure/iot-hub/tutorial-routing",
           "redirect_document_id": false
         },
+        {
+          "source_path": "articles/iot-hub/iot-hub-csharp-csharp.md",
+          "redirect_url": "/azure/iot-hub/tutorial-routing",
+          "redirect_document_id": false
+        },
+        {
+          "source_path": "articles/iot-hub/iot-hub-java-java.md",
+          "redirect_url": "/azure/iot-hub/tutorial-routing",
+          "redirect_document_id": false
+        },
+        {
+          "source_path": "articles/iot-hub/iot-hub-node-node.md",
+          "redirect_url": "/azure/iot-hub/tutorial-routing",
+          "redirect_document_id": false
+        },
+        {
+          "source_path": "articles/iot-hub/iot-hub-python-python.md",
+          "redirect_url": "/azure/iot-hub/tutorial-routing",
+          "redirect_document_id": false
+        },
         {
             "source_path": "articles/iot-suite/iot-suite-gateway-kit-get-started-sensortag.md",
             "redirect_url": "https://github.com/Azure/iot-edge/tree/master/v1/doc/connect_to_preconfigured_solutions/iot-suite-gateway-kit-get-started-sensortag.md",

articles/iot-hub/TOC.md

@@ -151,11 +151,6 @@
 #### [Use the serializer](iot-hub-device-sdk-c-serializer.md)
 ### [Develop for constrained devices](iot-hub-devguide-develop-for-constrained-devices.md)
 ### [Develop for mobile devices](iot-hub-how-to-develop-for-mobile-devices.md)
-### Routing messages
-#### [.NET](iot-hub-csharp-csharp-process-d2c.md)
-#### [Java](iot-hub-java-java-process-d2c.md)
-#### [Node.js](iot-hub-node-node-process-d2c.md)
-#### [Python](iot-hub-python-python-process-d2c.md)
 ### [Query Avro data from a hub route](iot-hub-query-avro-data.md)
 ### Send cloud-to-device messages
 #### [.NET](iot-hub-csharp-csharp-c2d.md)

articles/iot-hub/iot-hub-csharp-csharp-file-upload.md

@@ -20,7 +20,7 @@ This tutorial builds on the code in the [Send Cloud-to-Device messages with IoT
 - Securely provide a device with an Azure blob URI for uploading a file.
 - Use the IoT Hub file upload notifications to trigger processing the file in your app back end.
 
-The [Get started with IoT Hub](iot-hub-csharp-csharp-getstarted.md) and [Send Cloud-to-Device messages with IoT Hub](iot-hub-csharp-csharp-c2d.md) tutorials show the basic device-to-cloud and cloud-to-device messaging functionality of IoT Hub. The [Process Device-to-Cloud messages](iot-hub-csharp-csharp-process-d2c.md) tutorial describes a way to reliably store device-to-cloud messages in Azure blob storage. However, in some scenarios you cannot easily map the data your devices send into the relatively small device-to-cloud messages that IoT Hub accepts. For example:
+The [Get started with IoT Hub](iot-hub-csharp-csharp-getstarted.md) and [Send Cloud-to-Device messages with IoT Hub](iot-hub-csharp-csharp-c2d.md) tutorials show the basic device-to-cloud and cloud-to-device messaging functionality of IoT Hub. The [Process Device-to-Cloud messages](tutorial-routing.md) tutorial describes a way to reliably store device-to-cloud messages in Azure blob storage. However, in some scenarios you cannot easily map the data your devices send into the relatively small device-to-cloud messages that IoT Hub accepts. For example:
 
 * Large files that contain images
 * Videos

articles/iot-hub/iot-hub-csharp-csharp-process-d2c.md

@@ -81,4 +81,4 @@ The [Get Started][lnk-get-started] tutorials show you how to send device-to-clou
 [lnk-compatible-endpoint]: iot-hub-devguide-messages-read-builtin.md
 [lnk-device-properties]: iot-hub-devguide-identity-registry.md#device-identity-properties
 [lnk-devguide-security]: iot-hub-devguide-security.md
-[lnk-d2c-tutorial]: iot-hub-csharp-csharp-process-d2c.md
+[lnk-d2c-tutorial]: tutorial-routing.md

articles/iot-hub/iot-hub-devguide-messages-d2c.md

@@ -72,7 +72,7 @@ If you want to route your device-to-cloud messages to custom endpoints, see [Use
 [lnk-resource-provider-apis]: https://docs.microsoft.com/rest/api/iothub/iothubresource
 [lnk-event-hubs]: http://azure.microsoft.com/documentation/services/event-hubs/
 [lnk-management-portal]: https://portal.azure.com
-[lnk-d2c-tutorial]: iot-hub-csharp-csharp-process-d2c.md
+[lnk-d2c-tutorial]: tutorial-routing.md
 [lnk-event-hub-partitions]: ../event-hubs/event-hubs-features.md#partitions
 [lnk-servicebus-sdk]: https://www.nuget.org/packages/WindowsAzure.ServiceBus
 [lnk-eventprocessorhost]: http://blogs.msdn.com/b/servicebus/archive/2015/01/16/event-processor-host-best-practices-part-1.aspx

articles/iot-hub/iot-hub-devguide-messages-read-builtin.md

@@ -62,7 +62,7 @@ The [Process IoT Hub device-to-cloud messages using routes][lnk-d2c-tutorial] tu
 [lnk-device-to-cloud]: iot-hub-devguide-messages-d2c.md
 [lnk-devguide-query-language]: iot-hub-devguide-query-language.md
 [lnk-devguide-endpoints]: iot-hub-devguide-endpoints.md
-[lnk-d2c-tutorial]: iot-hub-csharp-csharp-process-d2c.md
+[lnk-d2c-tutorial]: tutorial-routing.md
 [lnk-getstarted-eh]: ../event-hubs/event-hubs-csharp-ephcs-getstarted.md
 [lnk-getstarted-queue]: ../service-bus-messaging/service-bus-dotnet-get-started-with-queues.md
 [lnk-getstarted-topic]: ../service-bus-messaging/service-bus-dotnet-how-to-use-topics-subscriptions.md

articles/iot-hub/iot-hub-devguide-messages-read-custom.md

@@ -487,4 +487,4 @@ If you would like to try out some of the concepts described in this article, see
 
 [lnk-getstarted-tutorial]: iot-hub-csharp-csharp-getstarted.md
 [lnk-c2d-tutorial]: iot-hub-csharp-csharp-c2d.md
-[lnk-d2c-tutorial]: iot-hub-csharp-csharp-process-d2c.md
+[lnk-d2c-tutorial]: tutorial-routing.md

articles/iot-hub/iot-hub-devguide-security.md

@@ -36,7 +36,7 @@ At the end of this tutorial, you run two Java console apps:
 
 To complete this tutorial, you need the following:
 
-* A complete working version of the [Get started with IoT Hub](iot-hub-java-java-getstarted.md) or [Process IoT Hub device-to-cloud messages](iot-hub-java-java-process-d2c.md) tutorial.
+* A complete working version of the [Get started with IoT Hub](iot-hub-java-java-getstarted.md) or [Process IoT Hub device-to-cloud messages](tutorial-routing.md) tutorial.
 * The latest [Java SE Development Kit 8](http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html)
 * [Maven 3](https://maven.apache.org/install.html)
 * An active Azure account. (If you don't have an account, you can create a [free account][lnk-free-trial] in just a couple of minutes.)

articles/iot-hub/iot-hub-java-java-c2d.md

@@ -20,7 +20,7 @@ This tutorial builds on the code in the [Send Cloud-to-Device messages with IoT
 - Securely provide a device with an Azure blob URI for uploading a file.
 - Use the IoT Hub file upload notifications to trigger processing the file in your app back end.
 
-The [Get started with IoT Hub](iot-hub-java-java-getstarted.md) and [Send Cloud-to-Device messages with IoT Hub](iot-hub-java-java-c2d.md) tutorials show the basic device-to-cloud and cloud-to-device messaging functionality of IoT Hub. The [Process Device-to-Cloud messages](iot-hub-java-java-process-d2c.md) tutorial describes a way to reliably store device-to-cloud messages in Azure blob storage. However, in some scenarios you cannot easily map the data your devices send into the relatively small device-to-cloud messages that IoT Hub accepts. For example:
+The [Get started with IoT Hub](iot-hub-java-java-getstarted.md) and [Send Cloud-to-Device messages with IoT Hub](iot-hub-java-java-c2d.md) tutorials show the basic device-to-cloud and cloud-to-device messaging functionality of IoT Hub. The [Process Device-to-Cloud messages](tutorial-routing.md) tutorial describes a way to reliably store device-to-cloud messages in Azure blob storage. However, in some scenarios you cannot easily map the data your devices send into the relatively small device-to-cloud messages that IoT Hub accepts. For example:
 
 * Large files that contain images
 * Videos