Nortel Networks 7400 - Manual (Page 125)

116 ISDN (Integrated Services Digital Network)
Network-wide Remote
Call Forward
Remote Virtual Queuing
ISDN Signalling Link (ISL)
Calling Line
Identification in Call
Detail Records
Integrated Trunk Access
(ITA)
Features contd…
Extends the capability of call
forwarding to remotely
forwarding a telephone over the
network. Also provides an
attendant with the ability to
change the forwarding of a
telephone and to verify
forwarding status
Uses either ISDN Primary Rate
Interface or ISDN Signalling Link
to allow for queuing of network
calls when trunking facilities are
blocked or busy
Provides the capability to replace
both digital and analogue
conventional trunk signalling
with out-of-band ISDN D-
Channel signalling. Applications
supported include Calling Line ID,
Calling Line ID in CDR, ESN,
Network Ring Again, Network
Call Redirection, Network
Message Services, Network ACD
and Network Call Party Name
Display. ISL supports both TIE and
ISA trunk types with Meridian 1
to Meridian 1 and CSE 1000 to
CSE 1000 connectivity.
Gives customers the call
telephone’s ID in CDR records
including through a tandem
node. Enables customers to
charge the calling party for
services rendered in connection
with an incoming call (ie calls to
an attorney could be charged).
Allows common digital
transmission facilities to be
shared by B-Channel trunks (via
PRI or ISL) and traditional A&B bit
signalling trunks. Supported on
Meridian 1 to Meridian 1 and CSE
1000 to CSE 1000.
Benefits contd…
Boosts employee productivity
and enhances customer
responsiveness
Ensures customer responsiveness
and maximises network
utilisation
Maximises productivity
of facilities
Increases revenue with greater
accuracy in billing and reporting.
Maximises the efficiency and
productivity of trunking facilities