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Table 5 Effects of varying aCWmin, aCWmax on the RT traffic, for 20 RT stations—MSP = 10 ms.

From: Assessment of the IEEE 802.11e EDCA Protocol Limitations when Dealing with Real-Time Communication

aCWmin aCWmax Packet loss rate (%) Average packet delay (ms) Average queue size (packets)
1 3 33.57 4.18 0.28
1 7 11.79 3.16 0.28
3 7 10.14 3.04 0.28
1 15 2.38 2.89 0.28
3 15 1.40 2.77 0.28
7 15 0.90 2.66 0.26
1 31 0.36 2.90 0.28
3 31 0.11 2.77 0.28
7 31 0.034 2.60 0.26
15 31 0.014 2.50 0.25
    
511 1023 0.007 30.63 3.06