User guide

Modem Emulation Cable Signals
Chapter 8 Modem Emulation 37
Modem Emulation Cable Signals
Use the following signal assignments to make a cable connecting the Digi device server to a serial device.
Note: DSR and DTR on the serial device side are connected to the DSR signal of the Digi device server.
Configuring the Device Server for Modem Emulation: Web Interface
Use the following procedure to configure the Digi device server for modem emulation. This procedure
configures the serial port parameters and selects the correct Device Type. The following graphic displays a
screen capture of this configuration page.
1. Access the web interface by entering the Digi device server’s IP address in a browser’s URL window.
2. Log in to the device server as root.
The default password is dbps.
3. From the main menu, choose Configure > Ports. The Ports Configuration page is displayed.
4. To configure the port parameters, do the following:
a. Choose the port from the port column.
b. Select the Device Type as pm.
c. The other port parameters are: flow control=hardware, baud rate=115200, bits=8, parity=none, and stop
bits=1. The terminal type does not apply to this configuration.
Note: Flow control and baud rate must match on the two communicating devices.
d. Choose Submit
.