Nortel Networks Circuit Card User Manual

Page 437

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NT7D16 Data Access card

Page 437 of 906

Circuit Card

Description and Installation

2 (DTE)

OFF
“Host On”
(RI)

ON
Forced

OFF
Not
Hotline

Modem Pool
inbound and
outbound (for
Hayes 1200
modem) MSB by RI

3 (DTE)

OFF
“Host On”
(RI)

ON
Forced

ON
Hotline

Modem Pool
inbound only
(Hotline for Hayes
1200 modem only)

4 (DTE)

ON
“Keyboard
Dialing
(KBD) On”
(No RI)

OFF
Not
Forced

OFF
Not
Hotline

Gateway inbound
and outbound
(DTR is OFF in idle
state) MSB by
Carrier Detect
(DCD)

Modes 4, 5, 6,
and 7 are for
RS232 Gateway
connectivity

5 (DTE)

ON
“KBD On”
(No RI)

OFF
Not
Forced

ON
Hotline

Gateway inbound
only (Hotline by
DCD: ON for
Hotline
OFF for Virtual
Leased Line (VLL)

Table 157
DAC mode of operation selection (Part 2 of 5)

Service changeable downloadable parameters (LD 11)

Operation
mode

Modem/
Gateway/
Host/KBD

Forced
DTR*

Hotline

Type of device
to be connected

Group selection

DEM

PRM

DTR

HOT

* Not prompted for Type = R422. Defaults for Type = R422: DEM = DCE and DTR = OFF.

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