Fixes https://github.com/MicrosoftDocs/azure-docs/issues/45048

Author: Glenn Gailey

articles/azure-functions/functions-monitoring.md

@@ -402,24 +402,28 @@ This code is an alternative to calling `trackMetric` by using the Node.js SDK fo
 
 ## Log custom telemetry in C# functions
 
-You can use the [Microsoft.ApplicationInsights](https://www.nuget.org/packages/Microsoft.ApplicationInsights/) NuGet package to send custom telemetry data to Application Insights. The following C# example uses the [custom telemetry API](../azure-monitor/app/api-custom-events-metrics.md). The example is for a .NET class library, but the Application Insights code is the same for C# script.
+There is a Functions-specific version of the Application Insights SDK that you can use to send custom telemetry data from your functions to Application Insights: [Microsoft.Azure.WebJobs.Logging.ApplicationInsights](https://www.nuget.org/packages/Microsoft.Azure.WebJobs.Logging.ApplicationInsights). Use a version of this package that supports your installed version of [Microsoft.Azure.WebJobs](https://www.nuget.org/packages/Microsoft.Azure.WebJobs/). 
+
+The following C# examples uses the [custom telemetry API](../azure-monitor/app/api-custom-events-metrics.md). The example is for a .NET class library, but the Application Insights code is the same for C# script.
 
 ### Version 2.x and later
 
 Version 2.x and later versions of the runtime use newer features in Application Insights to automatically correlate telemetry with the current operation. There's no need to manually set the operation `Id`, `ParentId`, or `Name` fields.
 
 ```cs
 using System;
-using System.Linq;
 using System.Threading.Tasks;
-using Microsoft.ApplicationInsights;
-using Microsoft.ApplicationInsights.DataContracts;
-using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.Azure.WebJobs;
 using Microsoft.Azure.WebJobs.Extensions.Http;
+using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.Logging;
 
+using Microsoft.ApplicationInsights;
+using Microsoft.ApplicationInsights.DataContracts;
+using Microsoft.ApplicationInsights.Extensibility;
+using System.Linq;
+
 namespace functionapp0915
 {
     public class HttpTrigger2