Pulse GSM Gateway Instrukcja Użytkownika Pobierz pdf (Strona 18)

4. Possible connection topologies of your ISDN equipment

4.1. Point-to-Point (euroISDN with DDI)

To be able to configure your ISDN GSM GATEWAY Lite you have to know the

connections of your ISDN equipment. The first option is the Point-to-Point connection

(euroISDN with DDI) as shown in fig. 13. You can recognise a line in the Point-to-Point

configuration easily because there is no ISDN telephone, modem, etc. connected to it.

ISDN

Net

Public

phone net.

NT 1

Local

phone

lines

ISDN sets

PBX

Telephone

Fig.13: Point-to-Point connection

4.2. Point-to-Multipoint (euroISDN with MSN)

Another option how to connect your ISDN equipment is Point-to-Multipoint. ISDN

telephones, modems, etc. can be connected directly to this ISDN line.

ISDN

net

Public

phone net.

NT 1

Local

phone

lines

ISDN sets

PBX

Up to 8 ISDN equipments

Telephone

Fig.14: Point-to Multipoint connection

Note: For details on the ISDN line type see the registration sheet of your ISDN provider or

contact your telephone network administrator.

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Pulse GSM Gateway Instrukcja Użytkownika Strona 18