Design of Remote Upgrade System Based on GPRS DTU
Design & Realization of SS7 DTU Interface in SDH Private Communication Network;
The DTR concentrator consists of C-Ports and a data transfer unit (DTU).
Design of Remote Upgrade System Based on GPRS DTU
Design & Realization of SS7 DTU Interface in SDH Private Communication Network;
The DTR concentrator consists of C-Ports and a data transfer unit (DTU).