23
4.1.
Connection of ISDN TE to 2N
®
BRI Lite
The connection in Fig. 16 provides communication via a GSM gateway without
PSTN
connection.
The
ISDN
telephone
set
is connected to the NT port of the GSM gateway, while a mains adapter
simulating
power
supply
from
the
public
network
is connected to the TE port. The adapter is available under the part No. 5020001.
Fig. 16 - ISDN Telephone-Gateway Connection with Power Supply Simulation
4.2. 2N
®
BRI Lite Point-to-Point Connection
This type of connection is especially suitable for direct calls
from an ISDN branch network to a GSM network.
ISDN power adapter
ISDN phone
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