Thomas Kunz
Systems and Computer Engineering
349
Window Based Flow Control
nSliding window
protocol
nWindow size
minimum of
–receiver’s advertised window - determined by
available buffer space at the receiver
–congestion window - determined by the sender,
based on
feedback from the network
2
3
4
5
6
7
8
9
10
11
13
1
12
Sender’s window
Acks received
Not transmitted