Jump to content

Teletraffic engineering/What is the Engset calculation?/Solution 1

From Wikiversity

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.