On Tue, 2010-03-02 at 17:45 +0700, PHAM ANH THIEN wrote: > ok, I understood how this value update, it is increased with value > equal > size of 2 packets after 2 packets sending successfully.
That's not really true. It is increased by however much the other side acknowledges whenever an ACK is received. That might be zero, that might be many packets, it might be 1.5 packets. 2 packets is common due to the delayed ACK mechanism, but it won't always be that. Kieran _______________________________________________ lwip-users mailing list lwip-users@nongnu.org http://lists.nongnu.org/mailman/listinfo/lwip-users