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TrafficFinder! TM  -  Poisson Traffic Table up to One Billion Trunks

 

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Traffic Tables:

Poisson Traffic Table

Erlang B Traffic Table

Erlang C Traffic Table

Erlang B Peaked(Neal-Wilkinson)

   

The following table lists the maximum number of Erlangs of traffic to limit blocking to stated percent.  Calculations were made by TrafficFinder! using the Poisson Formula.
Trunks P.01 P.10 P.50
2 0.149 0.532 1.678
3 0.436 1.102 2.674
4 0.823 1.745 3.672
5 1.279 2.433 4.671
6 1.785 3.152 5.670
7 2.330 3.895 6.670
8 2.906 4.656 7.669
9 3.507 5.432 8.669
10 4.130 6.221 9.669
15 7.472 10.290 14.641
20 11.077 14.517 19.645
25 14.849 18.836 24.647
30 18.738 23.222 29.648
35 22.717 27.658 34.650
40 26.766 32.132 39.651
45 30.873 36.639 44.652
50 35.029 41.173 49.652
55 39.226 45.730 54.653
60 43.458 50.306 59.654
65 47.722 54.900 64.654
70 52.014 59.510 69.655
75 56.331 64.133 74.655
80 60.670 68.768 79.655
85 65.029 73.415 84.656
90 69.407 78.072 89.656
95 73.803 82.738 94.656
100 78.213 87.413 99.656
150 122.984 134.530 149.658
200 168.576 182.101 199.659
250 214.692 229.960 249.660
300 261.181 278.025 299.661
350 307.952 326.246 349.661
400 354.947 374.590 399.661
450 402.125 423.035 449.662
500 449.455 471.564 499.662
550 496.916 520.165 549.662
600 544.490 568.829 599.662
650 592.163 617.547 649.663
700 639.924 666.313 699.663
750 687.763 715.123 749.663
800 735.674 763.971 799.663
850 783.649 812.856 849.663
900 831.682 861.772 899.663
950 879.770 910.719 949.663
1,000 927.908 959.694 999.667
1,500 1,411.37 1,450.58 1,499.67
2,000 1,897.44 1,942.91 1,999.67
2,500 2,385.16 2,436.14 2,499.67
3,000 2,874.05 2,930.02 2,999.67
3,500 3,363.84 3,424.40 3,499.67
4,000 3,854.34 3,919.16 3,999.67
4,500 4,345.42 4,414.25 4,499.67
5,000 4,836.97 4,909.60 4,999.67
5,500 5,328.95 5,405.17 5,499.67
6,000 5,821.27 5,900.95 5,999.67
6,500 6,313.92 6,396.89 6,499.67
7,000 6,806.84 6,892.99 6,999.67
7,500 7,300.00 7,389.23 7,499.67
8,000 7,793.40 7,885.59 7,999.67
8,500 8,286.99 8,382.06 8,499.67
9,000 8,780.77 8,878.64 8,999.67
9,500 9,274.73 9,375.31 9,499.67
10,000 9,768.84 9,872.06 9,999.67
15,000 14,716.55 14,843.26 14,999.67
20,000 19,672.48 19,818.98 19,999.67
25,000 24,633.64 24,797.58 24,999.67
30,000 29,598.54 29,778.24 29,999.67
35,000 34,566.25 34,760.46 34,999.67
40,000 39,536.20 39,743.90 39,999.67
45,000 44,507.98 44,728.36 44,999.67
50,000 49,481.28 49,713.65 49,999.67
55,000 54,455.89 54,699.66 54,999.67
60,000 59,431.63 59,686.30 59,999.67
65,000 64,408.37 64,673.48 64,999.67
70,000 69,385.98 69,661.15 69,999.67
75,000 74,364.37 74,649.25 74,999.67
80,000 79,343.48 79,637.74 79,999.67
85,000 84,323.23 84,626.58 84,999.67
90,000 89,303.57 89,615.75 89,999.67
95,000 94,284.44 94,605.21 94,999.67
100,000 99,265.82 99,594.95 99,999.67
150,000 149,100 149,503 149,999
200,000 198,961 199,427 199,999
250,000 248,838 249,359 249,999
300,000 298,727 299,298 299,999
350,000 348,625 349,242 349,999
400,000 398,530 399,189 399,999
450,000 448,440 449,140 449,999
500,000 498,356 499,094 499,999
550,000 548,276 549,049 549,999
600,000 598,199 599,007 599,999
650,000 648,125 648,966 649,999
700,000 698,055 698,927 699,999
750,000 747,986 748,890 749,999
800,000 797,920 798,853 799,999
850,000 847,856 848,818 849,999
900,000 897,794 898,784 899,999
950,000 947,734 948,751 949,999
1,000,000 997,675 998,718 999,999
1,500,000 1,497,152 1,498,430 1,499,999
2,000,000 1,996,711 1,998,187 1,999,999
2,500,000 2,496,323 2,497,973 2,499,999
3,000,000 2,995,972 2,997,780 2,999,999
3,500,000 3,495,649 3,497,602 3,499,999
4,000,000 3,995,348 3,997,437 3,999,999
4,500,000 4,495,066 4,497,281 4,499,999
5,000,000 4,994,799 4,997,134 4,999,999
5,500,000 5,494,545 5,496,994 5,499,999
6,000,000 5,994,303 5,996,861 5,999,999
6,500,000 6,494,070 6,496,732 6,499,999
7,000,000 6,993,846 6,996,609 6,999,999
7,500,000 7,493,630 7,496,490 7,499,999
8,000,000 7,993,421 7,996,375 7,999,999
8,500,000 8,493,219 8,496,263 8,499,999
9,000,000 8,993,022 8,996,155 8,999,999
9,500,000 9,492,831 9,496,050 9,499,999
10,000,000 9,992,644 9,995,947 9,999,999
20,000,000 19,989,597 19,994,268 19,999,999
30,000,000 29,987,259 29,992,980 29,999,999
40,000,000 39,985,288 39,991,894 39,999,999
50,000,000 49,983,551 49,990,938 49,999,999
60,000,000 59,981,981 59,990,073 59,999,999
70,000,000 69,980,537 69,989,277 69,999,999
80,000,000 79,979,193 79,988,537 79,999,999
90,000,000 89,977,931 89,987,842 89,999,999
100,000,000 99,976,737 99,987,184 99,999,999
200,000,000 199,967,101 199,981,876 199,999,999
300,000,000 299,959,707 299,977,803 299,999,999
400,000,000 399,953,474 399,974,369 399,999,999
500,000,000 499,947,982 499,971,343 499,999,999
600,000,000 599,943,017 599,968,608 599,999,999
700,000,000 699,938,452 699,966,093 699,999,999
800,000,000 799,934,202 799,963,752 799,999,999
900,000,000 899,930,211 899,961,553 899,999,999
1,000,000,000 999,926,435 999,959,473 999,999,999