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Leading Telecom Provider Drives Millions in IT Transformation Cost Savings Using Intellisys

2 million lines of legacy billing code written in Assembler (ALC) was extracted, rationalized and merged into one single system, resulting in millions of dollars in savings. 

Global Telecom client logo for COBOL to Java migration

Global Telecom Company

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INDUSTRY

Telecommunication

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PLATFORM CAPABILITIES USED

Business Rules Extraction

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SUCCESS METRIC

$10 million in estimated savings from retiring legacy applications

The Story

One of the world’s largest telecommunication companies was looking to reduce operating costs by consolidating their five regional billing systems into one existing strategic system. To ensure the systems could successfully merge, they needed to fully document and understand approximately 2 million lines of legacy billing code written in Assembler (ALC), in order to maintain the business requirements provided in the ALC system, and with minimal disruption to the business and customers. 

 

Challenges

  • Reverse engineering needed for approximately 2 million lines of legacy billing code written in Assembler (ALC)

  • Needed to extract business rules and rationalize to ensure that the target billing system included the regional business requirements provided by the ALC system

  • Required to migrate billing data into new target billing system

Solution

Intellisys documentation and business rules extraction capabilities

Results

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Intellisys: Supported Technologies

  • ADSO

  • ASP

  • Assembler

  • C/C++

  • CL/DCL/ECL/JCL

  • C#.Net 

  • COBOL

  • Cold Fusion

  • EasyTrieve

  • Forte

  • Fortran

  • Foxpro
  • Java
  • Natural/ADABAS
  • Oracle Forms
  • PACBASE
  • PL/1
  • PL/SQL T/SQL
  • PowerBuilder
  • RPG
  • Universe Basic
  • Visual Basic
  • VB.Net
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