adding links to API pages

-------
cc: @batamig

Author: batamig

articles/sentinel/create-codeless-connector.md

@@ -579,7 +579,9 @@ After creating your [JSON configuration file](#create-a-connector-json-configura
 
     1. Authenticate to the Azure API. For more information, see [Getting started with REST](/rest/api/azure/).
 
-    1. Invoke an `UPSERT` API call to Microsoft Sentinel to deploy your new connector. Your data connector is deployed to your Microsoft Sentinel workspace, and is available on the **Data connectors** page.
+    1. Invoke a [CREATE or UPDATE](/rest/api/securityinsights/preview/data-connectors/create-or-update) API call to Microsoft Sentinel to deploy your new connector. In the request body, define the `kind` value as `APIPolling`.
+    
+    Your data connector is deployed to your Microsoft Sentinel workspace, and is available on the **Data connectors** page.
 
     ---
 
@@ -595,7 +597,7 @@ After creating your [JSON configuration file](#create-a-connector-json-configura
 
     # [Connect via API](#tab/connect-via-api)
 
-    Use the `CONNECT` endpoint to send a PUT method and pass the JSON configuration directly in the body of the message. For more information, see [auth configuration](#auth-configuration).
+    Use the [CONNECT](/rest/api/securityinsights/preview/data-connectors/connect) endpoint to send a PUT method and pass the JSON configuration directly in the body of the message. For more information, see [auth configuration](#auth-configuration).
 
     Use the following API attributes, depending on the [authType](#authtype) defined. For each `authType` parameter, all listed attributes are mandatory and are string values.
 
@@ -632,7 +634,7 @@ Use one of the following methods:
 
 - **Azure portal**: In your Microsoft Sentinel data connector page, select **Disconnect**.
 
-- **API**: Use the DISCONNECT API to send a PUT call with an empty body to the following URL:
+- **API**: Use the [DISCONNECT](/rest/api/securityinsights/preview/data-connectors/disconnect) API to send a PUT call with an empty body to the following URL:
 
     ```rest
     https://management.azure.com /subscriptions/{{SUB}}/resourceGroups/{{RG}}/providers/Microsoft.OperationalInsights/workspaces/{{WS-NAME}}/providers/Microsoft.SecurityInsights/dataConnectors/{{Connector_Id}}/disconnect?api-version=2021-03-01-preview