In-service activator for a broadband exchanger

摘要: An in-service activator for a broadband exchanger has dual system structure, in which first and second form pair. The the pair each at least one [1] channel converter switcher. A stores setting information use routing cell inputted from line, outputs line by attaching to cell. switcher switches outputted converter. interfacer stores, of to-be-activated standby pair, read corresponding an act duplex