you do not have to excuse yourself in what you guessed, thanks in advance for everything, I did as you recommended and everything comes back and works, only in the first part, the external computers see, only that as soon as I put my external ip on construct ws \\ my-external-ip I get this error:
"signaling error: Failed to construct" wensocket "an insecure websocket connection may not be initiaded from a page loaded over HTTPS" if I try to put it with wss \\ my-external-ip I don't get happened connection"