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ISDN terminals and services / 115
P0857846 Issue 02 Norstar-PLUS Modular ICS 2.0 System Coordinator Guide
Internet and database access
The fast call set up and high bandwidth of ISDN are ideal for
accessing information services such as the Internet and databases.
ISDN network features
Selected ISDN network features can be used from a Norstar
telephone. Your central office switch (ISDN network) determines
which features are available to you.
Nortel DMS-100 switch
Call Forward
Call Forward lets you forward your calls to an external telephone
number.
• Select an ISDN line by selecting a line button, a line pool, or the
Handsfree button, or by lifting the handset (if an ISDN line is
your prime line).
• Press . Listen for three tones followed by dial tone.
• Enter the internal number of the telephone to which you want
your calls forwarded. If the call is answered, stay on the line for
at least five seconds to activate the Call Forward feature.
Canceling Call Forward
• Select an ISDN line by selecting a line button, a line pool, or the
Handsfree button, or by lifting the handset (if an ISDN line is
your prime line).
• Press . Listen for a series of tones.
• Press .
AT&T (Lucent) 5ESS switch
Call Forward
Call Forward lets you forward your calls to an external telephone
number.
• Select an ISDN line by selecting a line button, a line pool, or the
Handsfree button, or by lifting the handset (if an ISDN line is
your prime line).
• Press . Listen for three tones followed by dial tone.