Patent ID: 6785241
Filing Date: 2004-08-31
Classification: H04L

Abstract:
A method for maintaining a first count at a first node indicating the ability of a data transmission system to accept additional packet transmission, said data transmission system including the first node and a second node, said method comprising the steps of:a) sending from the first node a plurality of normal packets during a normal period; b) receiving at said first node a plurality of normal acknowledgments responsive to said normal packets; c) sending from said first node a plurality of special packets during a resynchronization period, said resynchronization period beginning when sending said special packets and ending when a plurality of special acknowledgments have been received; d) receiving a said plurality of special acknowledgments responsive to said special packet; e) detecting at said first node at the end of said re-synchronization period, if at least one normal acknowledgment has not been received; and, f) after the detecting if the at least one normal acknowledgment has not been received, modifying said first count to correct for packet loss.