Example

• Assume estimated fair rate

  • flow 1, P = min(1, 4/8) = 0.5
    • expected rate of forwarded traffic 8*P = 4
  • flow 2, P = min(1, 4/6) = 0.67
    • expected rate of forwarded traffic 6*P = 4
  • flow 3, P = min(1, 4/2) = 1
    • expected rate of forwarded traffic 2

4

4

4

8

8

6

2

4

4

2

8

8

8

8

6

6

6

6

2

2

4

4

4

2

2

Question: How is the fair rate estimated ?

Core Node (10 Mbps)

8

6

4

FIFO

10

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