How set an output real IP from my network?

I need to set a real IP from my adsl to my fmuser can stream out to my network.
eg: my internal ip is 192.168.1.x and the internet IP is 177.5.101.x
I need to stream to http.

My dear friend

I’m very sorry,My reply is slow
Because last two weeks was Chinese Spring Festival, I was on holiday

Like this?

This needs to be implemented using the DDNS of the router

have a good day