root@ubuntu:~# curl -k -v --http3 https://127.0.0.1:7080/
* Trying 127.0.0.1:7080...
* Trying 127.0.0.1:7080...
* Trying 127.0.0.1:7080...
* Connected to 127.0.0.1 (127.0.0.1) port 7080
* ALPN: curl offers h2,http/1.1
* TLSv1.3 (OUT), TLS handshake, Client hello (1):
* TLSv1.3 (IN), TLS...