The case starts with a discussion of the evolution of the private sector exchanges in the 1970s and 1980s. He follows the path of Rolm independent company for the acquisition of IBM and its problems, as the division of IBM. Next, a growing interest in Siemens "in the U.S. market PBX. After IBM and Siemens are in talks about the future of Rolm author." Hide
by Ashish Nanda, Antonio Davila, Georgia Levenson Source: Harvard Business School 8 pages. Published: 13 January 1997. Prod. #: 397058-PDF-ENG