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Software Change Management: Case Studies and Practical Advice by Donald J. Reifer

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Chapter 4. Industrial Case: Moving to Commercial Off-the-Shelf and Open-Source Software Usage in Telecommunications

Setting the stage

This next case study occurs in a large telecommunications firm. The firm wants to move from a custom architecture to an open architecture for its Switching Systems division’s product offerings. This division has resisted past attempts to make a move to a new platform and architecture because it had millions of dollars invested in specialized software, which its sales and management leadership viewed as a discriminator in the marketplace. Because of new sales opportunities, the firm initiated the development of a new switch that embraces many innovative concepts. By bringing this switch to market, the firm hopes to ...

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