Sliding Window: Example

Source System A

Source System B

F0

F1

F2

0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7

4 5 6 7 0 1 2

ACK3

F3

F4

F5

F6

ACK4

0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7

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