$ rebar3 compile

# shell 1

$ ERL_FLAGS="-proto_dist quic -no_epmd -config sys" rebar3 shell
1> application:ensure_all_started(quic_dist).
{ok,[quicer,quic_dist]}
2> application:set_env([{quic_dist, [{cert, "/path/to/cert.pem"}, {key, "/path/to/key.pem"}]}]).
ok
3> net_kernel:start('5555@127.0.0.1', #{}).
{ok,<0.182.0>}
(5555@127.0.0.1)4> net_adm:ping('4444@127.0.0.1').
pong
(5555@127.0.0.1)5> net_adm:ping('4444@127.0.0.1').
pong
(5555@127.0.0.1)6> net_adm:ping('4444@127.0.0.1').
pong
(5555@127.0.0.1)7> net_adm:ping('4444@127.0.0.1').
pong
(5555@127.0.0.1)8> spawn('4444@127.0.0.1', fun () -> erlang:display(hello) end).
<13800.205.0>
(5555@127.0.0.1)9>

# shell 2

$ ERL_FLAGS="-proto_dist quic -no_epmd -config sys" rebar3 shell
Eshell V13.0  (abort with ^G)
1> application:ensure_all_started(quic_dist).
{ok,[quicer,quic_dist]}
2> application:set_env([{quic_dist, [{cert, "/path/to/cert.pem"}, {key, "/path/to/key.pem"}]}]).
ok
3> net_kernel:start('4444@127.0.0.1', #{}).
{ok,<0.182.0>}
(4444@127.0.0.1)4> net_adm:ping('5555@127.0.0.1').
pong
(4444@127.0.0.1)5> net_adm:ping('5555@127.0.0.1').
pong
(4444@127.0.0.1)6> net_adm:ping('5555@127.0.0.1').
pong
(4444@127.0.0.1)7> hello

(4444@127.0.0.1)7>