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Remote Modem Connection to External Modem/TTY Port
Remote Modem Connection to External
Modem/TTY Port
PC COM Port
Remote
Modem
DK Backup/Admin
Personal Computer
Standard PC/
Modem Cable
Figure 18
DKAdmin/DKBackup PC Remote Modem Connected to Strata DK External Modem/TTY Port
(Direct Modem to Modem Call)
Communication Setup
(See Communication Setup in
Use default values for direct modem init. If using a fax/modem, you may have to include
&Q6 or &K0 into the modem initialization string to turn off data compression.
Customer Dialer Setup
DIU string: (nothing)
Modem string: ATDTX...X
(X...X is the telephone number of CO line that rings the external modem).
After connect string: DK Security Code (optional)
To Make Connection
1. From the File Menu select the Dial DK and press Enter.
2. Highlight customer.
3. Press F4; DKAdmin/DKBackup causes remote modem to go off-hook and dial the
external modem. (The Modem Initialization String and the Modem String will be sent
from the DKAdmin/DKBackup COM port.)
Note
You may press F5 in this step to send the customer modem string only and not the
modem initialization string.
4. After remote modem and external modem establish communications (handshake),
DKAdmin/DKBackup will flash back to the DK Dial Option. At this point you may
proceed with DKAdmin/DKBackup.
132
External Modem or
Built-in to PC Modem
CO Line
Public
Telephone
Network
Turn off data compression.
CO Line or RSTU Port
(assigned to ring modem)
Chapter 8 – Options
–––––––––––––––––––––––––––––––––––––––––––––––
Customer Strata DK
RSSU,RSIU, RSIS,
TSIU, or WISU
PPTC25MDM
(yellow)
PIOU, PIOUS
(SW3 – TTY Position)
TTY
Port
External
Modem
3 Pair Modular Cord
(Telephone type, cross-pinned)
External modem must have the following AT
commands set:
(S0=1, B1,E0,L2,M1,Q1,V1,X4,Y0,&C1,&D2,&G0)
Turn off data compression.
Menu.)
0920
DKAdmin/DKBackup
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