When connecting over very high latency links (e.g., one-way delay ≥5 s, RTT ≥10 s), the QUIC handshake fails…

When connecting over very high latency links (e.g., one-way delay ≥5 s, RTT ≥10 s), the QUIC handshake fails…: a task in LegoFlow-SWE (Harbor dataset). We need to support connections with RTTs of at least 10 seconds, starting with a successful handshake.