How to allow connection from certain ip in Firewall?

Question

ASP.NET

I launched a web application on asp.net core, and created a virtual server in the router settings so that the application can be connected not only from the local network.

But as advised here, it is worth allowing connection only from a specific address.
For example, I enter my ip address from 2ip.ru, but the following message is displayed: I


chose my application from the list with a TCP connection and did not change any settings in the application

Answer 1

To begin with, these settings must be made on the router. it already has a firewall, so on Windows you can turn it off altogether
. Next - will you drive in the IP of everyone who needs to connect to you on the router? this despite the fact that they must have permanent IP ... because when the address changes, they will not be allowed again ...
Do you know the list of clients and their IP? If not, hammer it, let everyone knock