Cant listen on anything but localhost asp net mvc framework iis express

Introduction

ASP.NET is a popular programming language used for building web applications. It provides a framework for websites, web services, and web applications. One common issue that face is the inability to listen on anything but localhost when using the ASP.NET MVC framework with IIS Express.

The Problem

By default, when running an ASP.NET MVC application with IIS Express, the application can only be accessed from the local machine. This means that other devices on the network cannot access the application. This can be a problem when you want to test your application on devices or share it with others for testing purposes.

The Solution

To this problem and allow your ASP.NET MVC application to be accessed from other devices on the network, you need to make a few configuration changes.

Step 1: Modify the applicationhost.config file

The first step is to modify the applicationhost.config file, which is located in the .vs/config folder of your project. Open the file in a text and for the following line:

This line specifies the binding information for the application. By default, it is set to listen on localhost only. To allow access from other devices, you need to it to:

This change will allow the application to listen on all IP addresses instead of just localhost.

Step 2: Configure settings

The next step is to configure your firewall settings to allow incoming connections on the specified port. In this example, the port is set to 8080. Open your firewall settings and create a new rule to allow incoming connections on port 8080.

Step 3: Start the application

Now that you have made the necessary configuration changes, you can start your ASP.NET MVC application. It should now be accessible from other devices on the network.

Example

Here is an example of how the modified binding information should look like in the applicationhost.config file:

With this configuration, your ASP.NET MVC application will be able to listen on all IP addresses and can be accessed from other devices on the network.

Conclusion

By following the steps outlined above, you can solve the issue of not being able to listen on anything but localhost when using the ASP.NET MVC framework with IIS Express. Modifying the binding information in the applicationhost.config file and your firewall settings will allow your application to be accessed from other devices on the network, making it easier to test and share your application with others.

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