Blazor WebSocket is stopping from some ip addresses

Question

User-361770002 posted

I am working with Blazor and asp.net core. My application can't connect to WebSocket after deploying on iis. but when I'm using IP changer softwares, it works correctly. this problem doesn't exist in debug or release mode and it's happening after deploying.

Answer 1

User475983607 posted

I am working with Blazor and asp.net core. My application can't connect to WebSocket after deploying on iis.

Did you install the web sockets feature on the web server?

https://docs.microsoft.com/en-us/iis/get-started/whats-new-in-iis-8/iis-80-websocket-protocol-support

but when I'm using IP changer softwares, it works correctly. this problem doesn't exist in debug or release mode and it's happening after deploying.

What is an "IP changer softwares"?  Did you deploy to a web farm?