Проектування цифрової мультисервісної мережі

Abstract

During the development was carried a short literature review of communication systems. It was considered a network NGN, its architecture principles, operation, service users as well as investigates flexible switch Softswitch and classification equipment that implements this switch. In the next section was carried designing packet transport network using NGN. Calculation of cost of digital multiservice network is carried out The last section described recommendations for safety