Customer Premises Equipment (CPE)

1.17.5.6 Customer Premises Equipment (CPE)
Equipment Interfaces
SU can be configured to interface to the following:
One to eight telephone lines
Single or dual X.21 port
One or two pay phones
One telephone and one X.21
SU Reliability
10 years mean time between failure (MTBF)
SU and NTU Environment
-30 to +55 C, Outdoor. Environmentally sealed and UV resis-
tant.
Power Supply Environment
-10 to +55 C, Indoor.

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SU Size
41cm x 41cm x 8cm (16” x 16” x 3”).
NTU Size
12cm x 13cm x 6cm (4.75” x 5.25” x 2.5”).
Power Supply Size
19cm x 26cm x 12cm (7.5” x 10” x 4.75”).
Cooling
Natural Convection only.
1.17.5.7 Operations, Administration, Maintenance and Provisioning (OAM&P)
Human Interface
One computer terminal controls one DSCO and all connected
RBUs up to 15.
Provisioning
The Control Terminal provides all necessary tools to provi-
sion the system, including adding, reconfiguring, and delet-
ing users.
Monitoring
The Control Terminal allows monitoring of a wide variety of
system parameters. System health and status, including data
link quality, are recorded in each RBU every 10 min., and
can be maintained for up to 48 hours. This data can be down-
loaded to the control terminal.
Fault Detection and Isolation
Full set of built in tests provided to isolate failures to the cir-
cuit board. All faults and performance degradation are
reported to the control terminal. System tests, element test
and circuit card self tests are provided. Tests are conducted
automatically, but can be commanded from the control termi-
nal.
Phone Tests
Make/Brake dial tone and loopback test capability are pro-
vided.
Maintenance
All equipment designed for ease of maintenance. RBU can
be maintained without interrupting service.
Billing
Full billing data is available.
Unintended System Use
Extensive provisions to detect and defeat CPE equipment
theft, service pirating, intrusion, etc.
Software upgrades
Upgrades can be downloaded to the DSCO, RBU and SU
from the control terminal. SU downloads software over the
air via the forward channel.
TMN
Growth path to TMN services, including Q interfaces.

AirLink 8000
1/30/00
BASE TRANSCEIVER STATION
Release 1.00
2 - 38
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