Siemens Hicom 150 E Office - Euro-ISDN Features; Direct-Inward Dialling (DID)

7.13 Euro-ISDN features
Definition
The Hicom 150 E Office system fulfils the DSS1 standard, which specifies the requirements for the
Europe-wide standard communications structure standardised by the ETSI.
EURO-ISDN provides users with various features that can be activated either permanently in the CO
or by means of a procedure. The features do not have to be explicitly configured.
The features relevant to Hicom 150 E Office that are available with the Euro-ISDN standard are listed
below.
Model-Specific Data
Subject OfficePro OfficeCom OfficePoint OfficeOne
Feature available in x x x x
HW requirements S
0
module _
SW requirements As of Rel. 1.0 As of Rel. 1.0 As of Rel. 1.0 As of Rel. 1.0
Dependencies/Limitations
Subject Dependency/Limitation
Long S
0
bus Not with TA S
0
and STMD8 (OfficePro).
Features Operation for features is the same as for a/b extensions. These are controlled by means
of information elements in the protocol.
PC on S
0
A PC can be connected to the internal S
0
bus by means of a suitable ISDN-S
0
card.
7.13.1 Direct-inward dialling (DID)
Definition
This feature allows a direct connection to be set up via the public network to an extension in a PABX
using the ISDN numbering plan.
Model-Specific Data
Subject OfficePro OfficeCom OfficePoint OfficeOne
Feature available in x x x x
HW requirements S
0
module _
SW requirements As of Rel. 1.0 As of Rel. 1.0 As of Rel. 1.0 As of Rel. 1.0
Hicom 150 E Office Rel.1.0 Service Manual - 7.13 Euro-ISDN features
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