NEC NEAX2400 ICS, Руководство по программированию

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NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
Page 883
Data Communication - CCIS D-41
D-41 Data Communication - CCIS
General Description
This service allows Inter-Office data communication service where the Digital Interface (DTI) is used as the CCIS
Line over a T1 channel (Digital Link Channel).
With this service, the data communication line between synchronous and asynchronous terminals can be directly
connected to the DTI without using the MODEM Pooling or a DST card.
Operating Procedure
When transmitting data from Data Adapter
1. Press the DATA key on D
term
(a); the LCD displays:
2. D
term
(a) dials the number for D
term
(b); the LCD displays:
3. D
term
(b) is being rung; the LCD displays:
4. D
term
(b) answers; the LCD displays:
5. Data communication ends.
DATA
NEC
NEC
Data Terminal
D
term
(a)
with DA
[Node A]
CCIS
[Node B]
D
term
(b)
with DA
Data Terminal
DATA XXXX
WAIT DATA XXXX
NEC
NE C
Data Terminal
D
term
(b)
with DA
[Node B]
RBT
RG
RBT
[Node A]
Data Terminal
D
term
(a)
with DA
CCIS
READY D YYY XX
TRK Name TRK Number
NEC
NEC
Data Terminal D
term
(a)
with DA
[Node A]
CCIS
[Node B]
D
term
(b)
with DA
Data Terminal