Mentioned adapted TCP behaviour; send ACK even if one was pending, iff rcv_wnd is above threshold.

22 years ago · 793cbcdff8
1 changed files with 6 additions and 0 deletions
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 (STABLE-1_1_0-RC1)

+  2004-10-16 Kieran Mansley - kjm25@cam.ac.uk
+  * tcp.c Add code to tcp_recved() to send an ACK (window update) immediately,
+	even if one is already pending, if the rcv_wnd is above a threshold
+	(currently TCP_WND/2). This avoids waiting for a timer to expire to send a
+	delayed ACK in order to open the window if the stack is only receiving data.
+
  2004-09-12 Kieran Mansley <kjm25@cam.ac.uk>
  * tcp*.* Retransmit time-out handling improvement by Sam Jansen.