Toshiba Strata CIX40 R5.2 Software - R1 ~ R3 Hardware Installation And Maintenance Manual page 30

CIX40 Installation
CIX40 Processor
CIX40 Processor Optional Subassembly
Optional BSIS (Serial Port Interface) subassembly – can be attached to the GCTU2 processor to
provide up to four RS-232 interface ports; one port for an SMDR interface to Call Accounting
devices, one port for SMDI to external voice mail devices, and two other applications.
Note The GVPH1 does not require a BSIS SMDI port.
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Strata CIX40 R3 Installation & Maintenance 05/10