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NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
Page 799
Asynchronous Data Switching - CCIS A-44
A-44 Asynchronous Data Switching - CCIS
General Description
The NEAX2400 IPX supports up to 19.2 Kbps asynchronous switched modem-less data communication, from node
to node, in a CCIS network. An asynchronous Data Adapter is required for the D
term
, and an asynchronous Data
Module is used for non-voice applications.
Operating Procedure
To initiate a data call from a D
term
equipped with a Data Adapter
1. Press the DATA key on the D
term
; the DATA lamp will light steadily.
2. Dial the DTE telephone number (in another office); the DATA lamp will flash.
3. When the called DTE answers, the DATA lamp will light steadily.
To receive a data call at a D
term
equipped with a Data Adapter
1. When a data call is received, the DATA lamp will flash and Ringing Tone will be heard.
2. Press the DATA key to answer the call.
3. The DATA lamp will light steadily.
Note: If the Data Adapter is equipped with DATA INTERFACE-AUTOMATIC ANSWER - CCIS [D-65], no
manual operation is required.
To initiate a data call from a DTE equipped with a Data Module
1. Enter the origination command DM CALL from the DTE keyboard. Press the RETURN key. The monitor
will display DM CALL and READY.
2. Enter the DTE telephone number by entering DIAL-XXXXX. Press the RETURN key. The monitor will
display DIAL-XXXXX.
3. The monitor will then display CALLING.
4. When the called party answers, the monitor will display OPEN.
To receive a data call at a DTE equipped with a Data Module
1. The Data Module will provide ringing.
2. Enter READY and press the RETURN key. The DTE can then communicate through the switch.
To initiate a Data Call from a D
term
/Data Adapter via keyboard dialing
1. Enter the origination command DM CALL from the DTE keyboard. Press the RETURN key. The monitor
will display DM CALL and READY.
2. Enter the DTE telephone number by entering DIAL-XXXXX. Press the RETURN key. The monitor will
display DIAL-XXXXX.
3. The monitor will then display CALLING.
4. When the called party answers, the monitor will display OPEN.
To release from a Data connection when using keyboard dialing
1. Enter the release request command ESC - DM from the keyboard of the DTE. Press the RETURN key.
The monitor will display ACK.
2. Enter the release command RLS from the keyboard of the DTE. Press the RETURN key. The monitor will
display RLS and RELEASED.
3. The data connection is released.