Atec TTC-T-Berd-211 - Manual (Page 4)

Featur
es
Satellite,
Fiber, or Microwave
DCS DSX-1
MON
Office
Repeater
NIU CSU
Central Office Local Loop
M13
Rx Tx
➀ ➁
OUT
IN
➀ Monitor the span side
Monitor the long-haul side
➁
Long-Haul
Customer Premises
T-BERD
209A/211
The T-BERD 209A/211 monitors
both the span and the long haul
sides of the circuit for efficient
testing from the central office.
B8ZS Detection
• Quickly identify B8ZS encoded data via front
panel indicator
Performance Monitor NIU
• SMARTNIU mode queries the Performance
Monitor portion of combined NIU/Performance
Monitor equipment for the recorded T1 span
statistics, sets the Performance Monitor NIU
clock to match the T-BERD 209A/211’s, and
clears NIU performance results
CSU/NIU Emulation
• Isolate customer premises and network equip-
ment during installation and maintenance
FT1 Analysis
• Perform bit error rate tests on selected channels
to verify contiguous and non-contiguous band-
width and route quality on FT1 circuits