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Chapter 4. Status Menu
4-2 TDU 120e User Manual 61202156L2-1
Network (NI) Performance Reports
The N
ETWORK
I
NTERFACE
P
ERFORMANCE
R
EPORTS
(see
Figure 4-2) display the performance data. The TDU 120e
maintains this performance data on the network in com-
pliance with ANSI T1.403 and AT&T document TR54016.
The data displayed is data accumulated over the last 15
minutes and over the last 24 hours.
Figure 4-2. Network Interface Performance Report
Where Means
%AS Percentage of available seconds
%EF Percentage of error free seconds
ES Number of errored seconds (1 or more
errors/second)
SES Number of severely errored seconds
(more than 320 errors/second)
UAS Number of unavailable seconds (10 or
more consecutive seconds)
If insufficient time has passed to collect data, NA displays. Continue
with standard operating procedures to exit the display.