NT7D16 Data Access card Page 425 of 894

Table 152

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

2 (DTE)

OFF

ON

OFF

Modem Pool

 

 

“Host On”

Forced

Not

inbound and

 

 

(RI)

 

Hotline

outbound (for

 

 

 

 

 

Hayes 1200

 

 

 

 

 

modem) MSB by RI

 

3 (DTE)

OFF

ON

ON

Modem Pool

 

 

“Host On”

Forced

Hotline

inbound only

 

 

(RI)

 

 

(Hotline for Hayes

 

 

 

 

 

1200 modem only)

 

4 (DTE)

ON

OFF

OFF

Gateway inbound

Modes 4, 5, 6,

 

“Keyboard

Not

Not

and outbound

and 7 are for

 

Dialing

Forced

Hotline

(DTR is OFF in idle

RS232 Gateway

 

(KBD) On”

 

 

state) MSB by

connectivity

 

(No RI)

 

 

Carrier Detect

 

 

 

 

 

(DCD)

 

5 (DTE)

ON

OFF

ON

Gateway inbound

 

 

“KBD On”

Not

Hotline

only (Hotline by

 

 

(No RI)

Forced

 

DCD: ON for

 

 

 

 

 

Hotline

 

 

 

 

 

OFF for Virtual

 

 

 

 

 

Leased Line (VLL)

 

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

Circuit Card Description and Installation

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Nortel Networks 553-3001-211 manual Dcd