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TrafficFinder! TM  -  Extended Erlang B Traffic Model

 

Help Topics:

Extended Erlang B Traffic Model

Basic Traffic Calculator

Trunk Estimator

Erlang B Overflow

Agent Calculator

Peaked Traffic (Neal-Wilkinson)

Traffic Tables

Traffic Principles

  

Traffic Models:

Poisson

Erlang B

Extended Erlang B

Erlang C

Erlang B Peaked(Neal-Wilkinson)

Binomial

Engset

  

Traffic Tables:

Poisson Traffic Table

Erlang B Traffic Table

Erlang C Traffic Table

Erlang B Peaked(Neal-Wilkinson)   

The Extended Erlang B Model uses the same formula and assumptions except that a percentage of callers retry their calls until they are serviced. This model is commonly used for standalone trunk groups with a retry probability such as a modem pool.