My device do not support ipv6, how can i run this on it ?

[luckyer]

[luckyer]

[Jacob-Burckhardt]

https://docs.websocketpp.org/md_tutorials_utility_client_utility_client.html says:

Enter Command: connect ws://echo.websocket.org
> Created connection with id 0

Try running that tutorial. I think it will default to IPv4. If not then replace the above ws://echo.websocket.org with an IPv4 IP address (4 numbers separated by periods).