Research Article
Performance Analysis and Optimal Allocation of Layered Defense M/M/N Queueing Systems
Table 3
DE of four-layer defense.
| | 1st-channel number | 1st-layer DE | 2nd-channel number | 2nd-layer DE | 3rd-channel number | 3rd-layer DE | 4th-channel number | 4th-layer DE | Total DE |
| | 7 | 53.200% | 1 | 11.872% | 1 | 11.872% | 1 | 11.872% | 67.968% | | 6 | 50.344% | 2 | 17.360% | 1 | 11.872% | 1 | 11.872% | 68.129% | | 6 | 50.344% | 1 | 11.872% | 2 | 17.360% | 1 | 11.872% | 68.129% | | 5 | 47.600% | 3 | 34.920% | 1 | 11.872% | 1 | 11.872% | 73.515% | | 5 | 47.600% | 2 | 17.360% | 2 | 17.360% | 1 | 11.872% | 68.463% | | 5 | 47.600% | 1 | 11.872% | 3 | 34.920% | 1 | 11.872% | 73.515% | | 4 | 45.920 | 3 | 34.920 | 2 | 17.360 | 1 | 11.872 | 74.368 | | 4 | 45.920% | 3 | 34.920% | 1 | 11.872% | 2 | 17.360% | 74.368% | | 4 | 45.920% | 2 | 17.360% | 1 | 11.872% | 3 | 34.920% | 74.368% | | 4 | 45.920% | 2 | 17.360% | 3 | 34.920% | 1 | 11.872% | 74.368% | | 4 | 45.920% | 1 | 11.872% | 2 | 17.360% | 3 | 34.920% | 74.368% | | 4 | 45.920% | 1 | 11.872% | 3 | 34.920% | 2 | 17.360% | 74.368% | | 3 | 34.920% | 5 | 47.600% | 1 | 11.872% | 1 | 11.872% | 73.515% | | 3 | 34.920% | 4 | 45.920% | 2 | 17.360% | 1 | 11.872% | 74.368% | | 3 | 34.920% | 4 | 45.920% | 1 | 11.872% | 2 | 17.360% | 74.368% | | 3 | 34.920% | 3 | 34.920% | 2 | 17.360% | 2 | 17.360% | 71.075% | | 3 | 34.920% | 2 | 17.360% | 3 | 34.920% | 2 | 17.360% | 71.075% | | 3 | 34.920% | 2 | 17.360% | 2 | 17.360% | 3 | 34.920% | 71.075% | | 3 | 34.920% | 2 | 17.360% | 4 | 45.920% | 1 | 11.872% | 74.368% | | 3 | 34.920% | 2 | 17.360% | 1 | 11.872% | 4 | 45.920% | 74.368% | | 3 | 34.920% | 1 | 11.872% | 4 | 45.920% | 2 | 17.360% | 74.368% | | 3 | 34.920% | 1 | 11.872% | 2 | 17.360% | 4 | 45.920% | 74.368% | | 3 | 34.920% | 1 | 11.872% | 5 | 47.600% | 1 | 11.872% | 73.515% | | 2 | 17.360% | 6 | 50.344% | 1 | 11.872% | 1 | 11.872% | 68.129% | | 2 | 17.360% | 5 | 47.600% | 2 | 17.360% | 1 | 11.872% | 68.463% | | 2 | 17.360% | 4 | 45.920% | 3 | 34.920% | 3 | 34.920% | 71.071% | | 2 | 17.360% | 3 | 34.920% | 3 | 34.920% | 2 | 17.360% | 71.075% | | 2 | 17.360% | 3 | 34.920% | 2 | 17.360% | 3 | 34.920% | 71.075% | | 1 | 11.872% | 7 | 53.200% | 1 | 11.872% | 1 | 11.872% | 67.968% | | 1 | 11.872% | 6 | 50.344% | 2 | 17.360% | 1 | 11.872% | 68.129% |
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