On Mon, Sep 9, 2024 at 10:10 PM Matthieu Baerts (NGI0) <matttbe@xxxxxxxxxx> wrote: > > Some middleboxes might be nasty with MPTCP, and decide to drop packets > with MPTCP options, instead of just dropping the MPTCP options (or > letting them pass...). > > In this case, it sounds better to fallback to "plain" TCP after 2 > retransmissions, and try again. > > Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/477 > Signed-off-by: Matthieu Baerts (NGI0) <matttbe@xxxxxxxxxx> Reviewed-by: Eric Dumazet <edumazet@xxxxxxxxxx>