|When the configuration exceed 512 ports , NIPX-1000 give you best solution up to 7000 ports, equip 256 ports in each 23 inches shelf same as NIPX-1000S , maximum 28 shelf can be supported and connect to a Common control module to expand easily. with duplicate CPU and Power unit for hot stand-by that makes the system reliable.
PWR A/B : DC -48V Input with duplicate for hot standby
IMP A/B : Interface Module Processor with duplicate for hot standby.
LTC: universal slots for interface card
CMP A/B : Control Module Processor with duplicate for hot standby.
CI: Communication Interface.
DSN A/B :Digital Switch Network with duplicate for hot standby.
RCI 0-7 : Remote Communication Interface.