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Configuring ports to use Vmodem
The Vmodem feature has two modes, Normal and Dial on DTR.
•
In normal mode, the Vmodem ports behave like a modem using basic AT commands to
connect and disconnect.
•
In Dial on DTR mode, the unit will automatically connect to a pre-configured destination.
Configuring ports to use Vmodem in Normal Mode
Carry out the following on all the participating Terminal Server units;
1. Login to your Terminal Server unit using either serial link or telnet as required.
2. Within the CONNECTIONS MENU now displayed, select a FREE connection and press
the Enter key.
3. Select Commands > Admin mode and press the Enter key.
4. Select ADMINISTRATION MENU > Password and press the Enter key.
5. When prompted, enter the password and press the Enter key.
The ADMINISTRATION MENU is now updated to show additional features available in
administration mode only.
6. In the updated ADMINISTRATION MENU; Select Port and press the Enter key.
At the Port prompt now displayed, type in the port to be configured for Vmodem and then
press the Enter key.
7. In the PORT SETUP MENU; Highlight the Access field and press the Enter key.
8. Select Access >Values and press Enter key.
9. Select Access > VModem and press the Enter key.
You are now returned to the PORT SETUP MENU.
10.If the AT command +++ATH is required to hang up a connection;
11. Within the Hardware area, set the Monitor DSR field to No. Leave all other fields at their
default settings.
12.In the PORT SETUP MENU screen; Press the Enter key.
When prompted, select Save and exit.
The ADMINISTRATION MENU is now displayed.
Terminal Server User Guide
Configuring ports to use Vmodem
a. In the PORT SETUP MENU now displayed;
b. Set the Mode field in the Access area to Telnet.
c. Otherwise, set the Mode field to RAW.
Page 87
Chapter 7 Vmodem (Virtual modem)
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