AAL5缩写的意思

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