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Configure ISDN Connections
The program user interface is divided
into two parts: On the left side the indi-
vidual themes are listed. On the right
side the page of the selected theme is open. The
menu bar is not necessary for processing the
pages. All entries and changes are directly done
Connection type: Select the connection type for
the connection "Line ISDN" depending on the con-
nection type of the connected ISDN device.
If the connection to the ISDN device is
configured as Point-to-Point connec-
tion, only the features AOCD, CLIR
and CLIP of the analog exchange line are support-
ed. Therefore select Point-to-Multipoint interface
on both devices if the connected ISDN device (e.g.
PBX) allows both connection types.
TEI management (only for PtP connection):
Select the TEI corresponding to the requested TEI
of the connected ISDN device.
Under normal conditions the TEI "0" is necessary
for the PBX (Ask the supplier of the ISDN device if
in doubt.).
Layer 1 configuration for the PBX ISDN port:
Select the layer 1 activation that matches the con-
nection type as well as the connected ISDN de-
vice.
Deactivate Layer 1 if idle: The layer 1 is deacti-
vated in a state of inactivity. Use this setting for a
Configure ISDN Connections
on the pages with the mouse or the keyboard on
the pages.
With the menu "Help" or with the F1 key you can
open a help file that offers you explanations about
the currently open page.
Point-to-Multipoint connection type and if the per-
manent activation of layer 1 shows problems.
Permanent Layer 1 activation: The layer 1 is
permanently activated. Use the following settings
for the Point-to-Point connection type
Synchronization options for the ISDN sync
input: Select the layer 1 activation that matches
the ISDN connection type used for synchroniza-
tion of the Analog/ISDN Converter (optionally).
Passive (listen to Layer 1 only): The layer 1 of
the NT is not activated by the Analog/ISDN Con-
verter. That means that the synchronization will
happen only, if the layer 1 (e.g. in case of a Point-
to-MultiPoint interface) is activated on request by
the connected PBX.
Use this configuration if the permanent activation
of layer 1 (s. below Permanent Layer 1 activa-
tion) shows problems and for the Point-to-Point
connection type (the only useful setting in combi-
nation with a Point-to-Point Connection).
Active (activate Layer 1 by outgoing call): The
layer 1 of the NT is activated by the Analog/ISDN
Converter, as soon as e.g. a call is pending. The
synchronization happens as soon as the layer 1 of
the NT is activated. Use this configuration to exe-
cute the synchronization in case of a pending call.
Permanent Layer 1 activation: The layer 1 of the
NT is permanently activated by the Analog/ISDN
Converter. Use this configuration to activate the
synchronization permanently.
Timeout after last dialled digit: Enter the time
after that the Analog/ISDN Converter recognizes
the end of the dialling process. The time measure-
ment re-starts after each entered digit. After expi-
ration of the configured time the Analog/ISDN
Converter accepts the previously dialled number
as the last digit and does not allow any additional
number entries.