Among the business sectors heading for evolutional steps day by day, the telecommunication business (Telecom sector) is believed to be the fastest field in changing its nature. Telecommunication operators, for surviving in competitions, are now forced to catch up with new emerging technologies rapidly and to take a leading edge in providing sophisticated and diversified services desired by customers .Thus, a total solution for network management of the Telecom operator becomes essential to strongly support operation of the Telecom business. This paper describes the NEC proposed proposed network management solution applicable to those integrated networks composed by multi-technology and multi-vendor with multi-layer environment.
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