Method and the device which adjust the TCP sliding window making use of the information regarding the state of network

摘要

(57) Abstract Topic Adjustment method and device of TCP sliding window Solutions You can obtain network and traffic information. Transmission control of the TCP source is done making use of this information, without doing the correction for the current TCP source. Feedback information is received with the acknowledgment packet, the packet which possesses the public announcement window field which is set to original public announcement window size as the one for sliding window is received, as for public announcement window field being corrected, size of the sliding window is selected according to the feedback information. Original public announcement window size before receiving the acknowledgment packet, indicates the original size of the sliding window in order to decide the number of transmission possible bytes. Window public announcement is included in the feedback information this. Window public announcement appoints window public announcement and the increase of size of the sliding window which includes smallest ones among the congestion windows.