Update how-to-access-azureml-behind-firewall.md

added additional description for vscode host requirement

Author: geabdluca

articles/machine-learning/how-to-access-azureml-behind-firewall.md

@@ -212,7 +212,7 @@ The hosts in this section are used to install Visual Studio Code packages to est
 | `code.visualstudio.com` | Required to download and install VS Code desktop. This host isn't required for VS Code Web. |
 | `update.code.visualstudio.com`<br>`*.vo.msecnd.net` | Used to retrieve VS Code server bits that are installed on the compute instance through a setup script. |
 | `marketplace.visualstudio.com`<br>`vscode.blob.core.windows.net`<br>`*.gallerycdn.vsassets.io` | Required to download and install VS Code extensions. These hosts enable the remote connection to compute instances using the Azure Machine Learning extension for VS Code. For more information, see [Connect to an Azure Machine Learning compute instance in Visual Studio Code](./how-to-set-up-vs-code-remote.md) |
-| `https://github.com/microsoft/vscode-tools-for-ai/tree/master/azureml_remote_websocket_server/*` | Used to retrieve websocket server bits that are installed on the compute instance. The websocket server is used to transmit requests from Visual Studio Code client (desktop application) to Visual Studio Code server running on the compute instance. |
+| `https://github.com/microsoft/vscode-tools-for-ai/tree/master/azureml_remote_websocket_server/*` | Used to retrieve websocket server bits that are installed on the compute instance. The websocket server is used to transmit requests from Visual Studio Code client (desktop application) to Visual Studio Code server running on the compute instance. The azureml_websocket_server is required only when connecting to an Interactive Job, see [Interact with your jobs (debug and monitor)](./how-to-interactive-jobs.md)  |
 | `vscode.download.prss.microsoft.com` | Used for Visual Studio Code download CDN |
 
 ### Ports