ISN缩写的意思

SFB DS EAF EF UMTS GIMM NDS QDOS SSG ETE CAI DPON FED AJG DFOS RIP ppm FCN DCN DTD CTDM DCT IM DVC EEROM ESC Bps IOB CRC AP CC S3 GDPS DFSK MADP ASC CPS NCBA IS-IS GPS EFCI APARS DVVI AFC APADAS CPM RAID ASI EWT DL CNCC STB EELS SOC mcu ABDL CSE DTP SSM CICS