Free Erlang traffic calculators

The world's first online Erlang traffic calculators

Telecom Traffic Online
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erlang calculators - free

This site contains online resources to assist the global network professional with telecommunications traffic design and analysis. Whether you design PBX networks or international carrier networks, we hope this site will help you.

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Erlang software

We provide a range of software products to assist in the design and analysis of global voice networks, including Voice over IP support. Prices start at just 49 US Dollars.  Our product range includes an Erlang add-in for Microsoft Excel (Erlang for Excel) that allows Erlang calculations to be performed within Excel workbooks; basic Windows calculators for performing traffic and VoIP bandwidth calculations and tools to assist in the analysis of call centres.
  • CC-Excel

    Bringing nine call centre staffing Erlang functions to Microsoft Excel for you to use in your own workbooks.

    Includes example calculators and tables that you can use immediately or build on.

  • Erlang Calculators

    An easy to use and fast Windows product offering Erlang B, Extended Erlang B, Erlang C and Call Minutes calculators.

    Four products in one, plus Erlang for Excel free.

  • Erlang for Excel

    An Add-In for Microsoft Excel that installs Erlang B and C functions that you can use in your own workbooks.

    The ultimate in Erlang traffic modelling flexibility and data sharing.

  • Ansapoint

    Easily estimate the number of agents and trunks required at your call centre.

    Handles 15, 30 or 60 minute analytical intervals and includes reporting and graphing features.

Our latest product is CC-Excel and will help you, as a call centre professional, to model your staffing and operational performance using Microsoft Excel. CC-Excel introduces nine call center functions to Excel for estimating staffing requirements and call handling using the Erlang C traffic model.

CC-Excel also includes twelve example calculators and a staffing table in an example workbook.  You can use them immediately or expand upon them to create your own call center modelling spreadsheets.

Excel call center functions add-in

Free Erlang calculators

Our free Online Erlang Traffic Calculators can be used now to work out the number of lines required in a trunk group, and to assist in call centre analysis. They include tools for call center calculations (Erlang C), Erlang B, Extended Erlang B, Engset and Voice over IP.

Internet Telephony

We offer a range of internet telephony products, providing VoIP services to business, wholesale and consumer customers:

Telecom Design Forum

Here are the latest messages posted by fellow telecommunications and call centre professionals, sharing their thoughts and ideas on telecommunications design, Voice over IP and call center operations.

Click here to join in now.

Author Subject Date Message (part)
Ayat PS Inter-RAT HO 24 Apr 2017 LEMAURE Actually i have read a lot of docs about thi since long time , and i think CCO is seamless handover But cco no...
LEMAURE Location Area Update Failure 23 Apr 2017 Trace should provide more detail on LU failure reason. It may be TMSI allocation or not... Also check on the timers T32...
LEMAURE PS Inter-RAT HO 23 Apr 2017 Hello Ayat, you should better use the first formula as it is based on 2G neighbor measurements (real HO) whereas cel...

Our customers and what they say about us

We are proud to have satisfied customers from around the globe.  Our customers vary in size from one man consultancy businesses to some of the largest telecommunications carriers in the World.  Find out who they are, and what they think of our products and service.
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Last modified: 02 January 2016

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