SUBSYSTEM

подсистема (системы связи) - administrative subsystem - audio subsystem - communication subsystem - control subsystem - intercommunication subsystem - junction-line subsystem - laser communication subsystem - noiseless transmission subsystem - operator's subsystem - physical medium layer subsystem - protection subsystem - receiver transmission subsystem - receiver transport subsystem - relay subsystem - space subsystem - switching mobile subsystem - tranciever subsystem - transmission medium layer subsystem - transmission subsystem - transport subsystem - video subsystem