Services Units and Gateways
The BRI NSU front panel consists of the following components:
• RS-232 serial port (DB-9 connector) for installation, configuration, and maintenance
• BRI Circuit LEDs
• CEPT link Status LED
• Power LED
• Reset button.
The BRI NSU rear panel consists of the following components:
• Ethernet port (RJ-45 connector) for future use
• E1 port to connect to an NSU running E1 DPNSS
• E1 port DIP switches
• BRI connector (25-pair male D-type)
• Protective ground for grounding the chassis
• Standard Male IEC AC input power connector.
Figure 24: BRI Network Services Unit Front Panel
Figure 25: BRI Network Services Unit Rear Panel
Note: UK BRI will drive power to the BRI circuits; the NA BRI will not.
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