Research Article
Acknowledgement Corruption: A New Aspect of Physical Layer Capture in IEEE 802.11 Networks
Table 4
Comparison of the merged traffic trace and system-provided statistics (802.11n).
| ā | MCS index | Positions 1, 4 | Positions 2, 4 | Positions 3, 4 | Near | Far | Near | Far | Near | Far | Near | Far |
| 802.11n (two spatial streams) | 14 | 9 | 86.52% | 99.87% | - | - | - | - | 13 | 9 | 99.80% | 99.88% | - | - | - | - | 12 | 9 | 99.94% | 99.90% | 92.03% | 99.76% | - | - | 11 | 9 | 99.83% | 99.83% | 99.68% | 99.78% | 96.75% | 92.97% | 9 | 8 | 99.95% | 99.81% | 99.93% | 99.76% | 99.95% | 99.13% |
| 802.11n (one spatial stream) | 7 | 3 | 99.64% | 99.91% | - | - | - | - | 6 | 3 | 99.89% | 99.89% | 99.83% | 99.87% | - | - | 4 | 2 | 99.98% | 99.89% | 99.96% | 99.82% | 99.94% | 99.88% | 3 | 1 | 99.91% | 99.81% | 99.94% | 99.8% | 99.92% | 99.87% | 3 | 3 | 99.95% | 99.88% | 99.96% | 99.67% | 99.87% | 99.49% | 1 | 3 | 99.92% | 99.90% | 99.93% | 99.81% | 99.91% | 99.89% |
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