Perle IOLAN + Rack User And Administration Manual page 155

Configuring Vmodem to use Dial on DTR mode
You use Dial on DTR mode because you want your device to dial a preconfigured number automatically
when DTR is raised by the device.
To configure your port, proceed as follows;
1. Login to your IOLAN unit using either serial link or telnet.
2. Within the CONNECTIONS MENU now displayed, select a FREE connection and press the Enter
key.
Select Commands > Admin mode and press the Enter key.
Select ADMINISTRATION MENU > Password and press the Enter key.
When prompted, enter the password and press the Enter key.
The ADMNINISTRATION MENU is now updated to show additional features available in
administration mode only.
3. 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.
4. In the PORT SETUP MENU;
Highlight the Access field and press the Enter key.
Select Access >Values and press Enter key.
Select Access > VModem and press the Enter key.
You are now returned to the PORT SETUP MENU.
5. If the AT command +++ATH is required to hang up a connection;
In the PORT SETUP MENU now displayed;
Set the Mode field in the Access area to Telnet.
Otherwise, set the Mode field to RAW.
6. Within the Hardware area, set the Monitor DSR field to Yes to enable Dial On Dtr mode.
7. At the Host field enter the HOST IOLAN IP address of the IOLAN to be auto-dialled.
8. In the Remote port field enter the TCP port of the serial port on the IOLAN to be auto-dialled.
(Note: this value is the Local port setting on the IOLAN to be auto-dialled which by default will be
10000 plus the serial port number of the Vmodem port to dial.)
9. Leave all other fields at their default settings.
10. In the PORT SETUP MENU screen;
Press the Enter key.
When prompted, select Save and exit.
The ADMNINISTRATION MENU is now displayed.
Press the Escape key to go back to the CONNECTIONS MENU.
11. In the CONNECTIONS MENU;
Select a FREE connection and press the Enter key.
Select Commands > CLI.
12. Connect the devices required to the Vmodem port on the IOLAN using the appropriate cable (see main
manual).
13. Repeat this procedure for all ports you want to configure to use Vmodem.