fix file names and hide PII

Author: haywoodsloan

…nd-requests/apply-collection-changes.png …nd-requests/apply-collection-changes.pngsupport/developer/webapps/iis/application-request-routing/media/proxy-server-rejects-backend-requests/apply-collection-changes.png renamed to support/developer/webapps/iis/application-request-routing/media/proxy-server-rejects-back-end-requests/apply-collection-changes.png support/developer/webapps/iis/application-request-routing/media/proxy-server-rejects-backend-requests/apply-collection-changes.png renamed to support/developer/webapps/iis/application-request-routing/media/proxy-server-rejects-back-end-requests/apply-collection-changes.png

@@ -45,26 +45,26 @@ To configure your ARR server correctly to direct back-end requests through a pro
 1. Start Internet Information Services (IIS) Manager.
 1. Select your IIS server node from the **Connections** side pane, then select the **Configuration Editor** in the main pane.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/open-configuration-editor.png" alt-text="IIS Manager showing a server node as selected in the Connections pane.":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/open-configuration-editor.png" alt-text="IIS Manager showing a server node as selected in the Connections pane.":::
 1. Inside the Configuration Editor, select the **webFarms** node from the **Section** list to display all configured ARR server farms.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/configuration-editor-section-dropdown.png" alt-text="IIS Manager showing the Configuration Editor pane open. The Section list in the Configuration Editor is expanded and the webFarms section is selected.":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/configuration-editor-section-dropdown.png" alt-text="IIS Manager showing the Configuration Editor pane open. The Section list in the Configuration Editor is expanded and the webFarms section is selected.":::
 1. Open the **Collection Editor** window by selecting the ellipsis button (...) to the right of the **(Collection)** field.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/webfarm-collection-editor-button.png" alt-text="IIS Manager showing the Configuration Editor pane open. The ellipsis button to the right of the (Collection) field is highlighted.":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/web-farm-collection-editor-button.png" alt-text="IIS Manager showing the Configuration Editor pane open. The ellipsis button to the right of the (Collection) field is highlighted.":::
 1. In the **Collection Editor** window, select the farm that you want to configure from the **Items** pane. Details of the selected farm are displayed in the **Properties** pane.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/collection-editor-select-farm.png" alt-text="The IIS Manager Collection Editor window showing the first webFarm  highlighted in the Items pane of the Collection Editor.":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/collection-editor-select-farm.png" alt-text="The IIS Manager Collection Editor window showing the first webFarm  highlighted in the Items pane of the Collection Editor.":::
 1. In the **Properties** pane, navigate to the **applicationRequestRouting** > **protocol** > **proxy** node.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/collection-editor-proxy-property.png" alt-text="The IIS Manager's Collection Editor window showing the proxy node highlighted in the Properties pane.":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/collection-editor-proxy-property.png" alt-text="The IIS Manager's Collection Editor window showing the proxy node highlighted in the Properties pane.":::
 1. In the **proxy** node, enter the host and port of the proxy server that ARR should direct back-end requests through.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/collection-editor-proxy-added.png" alt-text="The IIS Manager's Collection Editor window showing that the proxy node in the Properties pane is set to localhost:8888.":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/collection-editor-proxy-added.png" alt-text="The IIS Manager's Collection Editor window showing that the proxy node in the Properties pane is set to localhost:8888.":::
 1. Close the **Collection Editor** window.
 1. In the **Actions** pane of the IIS Manager window, select **Apply** to finalize the configuration change.
 
-   :::image type="content" source="./media/proxy-server-rejects-backend-requests/apply-collection-changes.png" alt-text="The IIS Manager's Actions pane showing the Apply button highlighted":::
+   :::image type="content" source="./media/proxy-server-rejects-back-end-requests/apply-collection-changes.png" alt-text="The IIS Manager's Actions pane showing the Apply button highlighted":::
 
 This configuration update makes your ARR server compliant with the RFC specification for proxy servers.