Re: Very high bandwith packet based interface and performance problems

Alan Cox (alan@lxorguk.ukuu.org.uk)
Thu, 22 Feb 2001 10:14:19 +0000 (GMT)

> and the transmitter is unrestricted, what happens?
> Does it have to do with TCP_FORMAL_WINDOW (eg. automatically reduce window
> size to zero when queue backs up?)

Read RFC1122. Basically your guess is right. The sender sends data, and gets
back acks saying 'window 0'. It will then do exponential backoffs while
polling the 0 window as it backs off (ack being unreliable)

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