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3. DSL Card Configuration
8000-A2-GB26-50 April 2001
3-13
DSL Ports (DSL Parameters) 8312/8314 ReachDSL/MVL Cards
(continued)
A-B-A
CO On-hook Voltage Drop Threshold
– 0V, 6V (Default = 6V). Used in combination with
the SN On-hook Voltage Drop Threshold. See
CO and SN On-hook Voltage Drop
Threshold Settings
below.
SN On-hook Voltage Drop Threshold
– 34V, MaxV (Default = 34V). Used in
combination with the CO On-hook Voltage Drop Threshold.
Thresholds for Trap Messages:
Margin Threshold
– Sends a trap message if the margin on either end falls below the
selected value. Enter a value for the margin threshold trap (–7 dB to +14 dB)
(Default = 0). Enter D to disable trap.
Link Down Ct
– Sends a trap message if the number of MVL link down events in
15 minutes exceeds the selected value. Enter a value for the Link Down Count Trap
(0–1000) (Default = 0). Enter D to disable trap.
Table 3-2. Ports Options (6 of 9)
CO and SN On-hook Voltage Drop Threshold Settings
When . . .
Set the CO On-hook
Voltage Drop Threshold
to . . .
Set the SN On-hook
Voltage Drop Threshold
to . . .
The CO does NOT have a DC
blocking CAP CO filter
6V 34V
The CO does have a DC
blocking CAP CO filter
0V 34V
Both the CO and the SN have
DC blocking CAP filters
(This creates an always
off-hook condition.)
0V MaxV