1 Purpose of NetworkOptimizationThe purpose of network optimization is tofind the major factors that affect the qualityof network,and ultimately achieve bettern
By comparing the short message service(SMS)over PSTN withSMS over mobile networks,the commercial opportunities of develop-ing SMS over PSTN are analyzed and som
1 Technical Features of ZTE’sDWDM SystemThe toll backbone wave division equipmentof ZXWM M900 backbone transmissionplatform is well designed forlarge-capacity