Nortel Networks Circuit Card User Manual

Page 438

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Page 438 of 906

NT7D16 Data Access card

553-3001-211 Standard 3.00 August 2005

6 (DTE)

ON
“KBD On”
(No RI)

ON
Forced

OFF
Not
Hotline

Gateway inbound
and outbound
(DTR is on in idle
state)
MSB by DCD

7 (DTE)

ON
“KBD On”
(No RI)

ON
Forced

ON
Hotline

Gateway inbound
only (Hotline by
DCD:
ON for Hotline
OFF for VLL)
(DTR is ON in idle
state)

8 (DCE)

OFF
“Host On”
(prompts
off)

OFF
Not
Forced

OFF
Not
Hotline

Outbound to Host
(similar to Multi
Channel Data
System (MCDS))
Prompt PBDO =
OFF/ON

Modes 8 and 9
are for RS422
Host connectivity

9 (DCE)

OFF
“Host On”
(prompts
off)

OFF
Not
Forced

On
Hotline

Host Hotline by
DTR

Table 157
DAC mode of operation selection (Part 3 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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