User Guide for FibeAir® IP-20 All-Outdoor Products, CeraOS 10.5
Page 545 of 825
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UAS
Indicates the Unavailable Seconds value of the measured interval. The value can
be between 0 and 900 seconds (15 minutes).
BBE
Indicates the number of background block errors during the measured interval.
16.6.3
Displaying BER Level and Configuring BER Parameters (CLI)
To display the current BER level, enter the following command in radio view:
radio [x/x]>modem show ber
The
excessive-ber
parameter determines whether or not excessive BER is
propagated as a fault and considered a system event. For example, if
excessive-
ber
is enabled, excessive BER can trigger a protection switchover.
To enable or disable Excessive BER Admin, enter the following command
in root view:
root> radio excessive-ber set admin <admin>
To display the current setting for
excessive-ber
, enter the following command in
root view:
root> radio excessive-ber show admin
To set the level above which an excessive BER alarm is issued for errors detected
over the radio link, enter the following command in radio view:
radio [x/x]>modem excessive-ber set threshold <threshold>
To display the excessive BER threshold, enter the following command in radio
view:
radio [x/x]>modem excessive-ber show threshold
Table 116: Excessive BER CLI Parameters
Parameter
Input Type
Permitted Values
Description
admin
Variable
enable
disable
Enables or disables
propagation of excessive
BER as a fault.
threshold
Variable
1e -3
1e -4
1e -5
The level above which an
excessive BER alarm is
issued for errors
detected over the radio
link.
The following command enables
excessive-ber
:
root> radio excessive-ber set admin enable
The following command sets the excessive BER threshold to 1e-5:
radio [2/1]>modem excessive-ber set threshold 1e-5
16.6.4
Configuring RSL Thresholds (CLI)
You can set two RSL (RX Signal Level) thresholds. The number of seconds during
which the RSL exceeds these thresholds are counted as RSL Exceed Threshold
Seconds. See
