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Table 4 The AIFS tuning numbers at a fixed CW size

From: Effect of service differentiation on QoS in IEEE 802.11e enhanced distributed channel access: a simulation approach

Case

EDCA parameters

Best effort (AC1)

Voice (AC3)

Case 1

CW = Constant

AIFSN = Vary

CWmin1,3

31

31

CWmax1,3

1023

1023

AIFSN1,3

3

2

Case 2

CW = Constant

AIFSN = Vary

CWmin1,3

31

31

CWmax1,3

1023

1023

AIFSN1,3

4

2

Case 2

CW = Constant

AIFSN = Vary

CWmin1,3

31

31

CWmax1,3

1023

1023

AIFSN1,3

5

2