Teletraffic engineering/What is the Engset calculation?/Solution 1
Appearance
Table 1 below shows the results for Erlang B and Engset calculations.
Number of sources | 10 | 20 | 100 |
Traffic offered in Erlang | 5 | 5 | 5 |
Grade of Service | 0.01 | 0.01 | 0.01 |
Number of links (Engset) | 9 | 10 | 11 |
Number of links (Erlang) | 11 | 11 | 11 |
Table 1: - TABLE COMPARING RESULTS FOR ERLANG AND ENGSET CALCULATIONS FOR NUMBER OF LINES SPECIFIED FOR SAME NUMBER OF SOURCES AND OFFERED TRAFFIC AT 0.01 GoS.
Notice that the Erlang B formula specifies the maximum number of lines needed even if there are fewer sources.