3Com SuperStack 3 NBX Administrator's Manual page 221

Table 35 Analog Line Card Ports - Advanced Settings Parameters (continued)
Field
Flash-Hook Pulse (msec)
Supervisory Disconnect
Pulse Minimum (msec)
Caller-ID Receiver
Configuring and Managing Analog Line Card Ports
Purpose
Set this value to control the time period that this port
goes on-hook to generate a Flash-Hook signal to the
telephone company's Central Office.
Default: Depends on the country in which the NBX
system is operating. When you load a regional pack
(Operations > Regional Software) and select the tones
and cadences appropriate for your location
(System Configuration > System Settings >
Regional Settings > Advanced), the default value is set.
Minimum: 25 msec
Maximum: 1000 msec
Set this value to define the minimum on-hook time
that this port accepts as a valid supervisory disconnect
pulse (battery denial) from the telephone company's
central office (CO).
Default: Depends on the country in which the NBX
system is operating. When you load a regional pack
(Operations > Regional Software) and select the tones
and cadences appropriate for your location
(System Configuration > System Settings >
Regional Settings > Advanced), the default value is set.
Minimum: 200 (this setting disables the function)
Maximum: 2000 msec
The format used to interpret caller ID information sent
by the telephone company. The choice depends on the
country in which the NBX system is operating. Consult
with your telephone service provider to determine the
correct format.
Default: Depends on the country in which the NBX
system is operating.
When you load a regional pack (Operations >
Regional Software) and select the tones and cadences
appropriate for your location (System Configuration >
System Settings > Regional Settings > Advanced), the
default value is set.
Choices:
Bellcore GR-30-CORE
■
ETSI FSK
■
ETSI DTMF
■
British Telecom SIN 242
■
NTT Telephone Interface Services
■
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