Siemens AG, the world’s foremost supplier of public switched telephone network (PSTN) equipment, has earned much of its revenue selling equipment for fixed-line communications. Today, it is throwing its full weight on Internet Protocol (IP); though it means giving up some of its traditional fixed-line business as well as a number of “cherished traditions”.
The Information and Communication Networks (ICN) Group at Siemens has clearly been won over to the advantages of IP-based communications. And it is aggressively pushing for “Next Generation Network” (NGN), which is the convergence of data and voice networks over an IP platform.
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