Spirent / Zarak Abacus BCG Call Generation Subsystem is Basic Rate Circuit Generator (BCG) subsystem provides five digital circuits.
Each circuit is an ISDN BRI U interface that can be selected to be the exchange side (LE) or subscriber side (NT).
The Call Generation Subsystem comprises the following two printed circuit assemblies:
BCG: the front card, which has active electronics and plugs into the front of the shelf
BCI or ACI: rear card, which has connectors and jumpers and plugs into the rear of the shelf to provide the physical means of connection to your system under test
You can purchase the BCG subsystem as a call generator or as a switch. If you purchase the BCG subsystem as a call generator, you can add the firmware option that will enable the subsystem to also function as a telephone exchange switch. Similarly, you can purchase the BCG subsystem as a switch and add the firmware option to enable call generation.
NOTE: No software of any kind (external or internal) is provided with the Hardware. Please contact Spirent to obtain software license rights and maintenance support.