V_dyn_short_lifetime
expire = time_uptime + V_dyn_short_lifetime;
V_dyn_short_lifetime)
time_uptime + V_dyn_short_lifetime);
V_dyn_short_lifetime)
time_uptime + V_dyn_short_lifetime);
limit->expire = time_uptime + V_dyn_short_lifetime;
V_dyn_short_lifetime = 5;