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10.0 Dial-Up/Wi-Fi Interface
A PC or other hardware can establish an IP connection to the i50 in two ways: using a serial dial-up
link (PPP); or via a Wi-Fi connection. This allows the hardware to communicate directly with the i50,
or forward data to an IP modem (cellular or Globalstar) for Internet access.
10.1 Dial-Up Configuration
Use the i50 Programmer to assign the Dial-up feature to the desired i50 port. It is recommended to
use COM1 for dial-up connections, as it provides all RS-232 control lines. However, three-wire
operation is possible if the appropriate control lines are hard wired and flow control is disabled.
Also set the Dial Speed option so that you can match the COM speed when configuring the PC
modem settings. The default is 19200 bps.
10.1.1 Adding i50 modem to Windows
1) Open the Phone and Modem Options window from the Windows Control Panel.
2) Click on the Modems tab, and then “Add…” to install a new modem.
3) Select the “Don’t detect my modem” option, and next to continue.
4) Choose “Standard 19200 bps Modem” under the Standard Modem Types group.
5) Select the PC COM port where the i50 will be connected. Note that if you are going to use a USB
to serial converter, it must be plugged in at this point.
6) The new modem should now show in the Phone and Modem list.
10.1.2 Adding a Windows dial-up connection
1) Open the Network Connections (or Network and Sharing Center) window from the Windows
Control Panel.
2) Select “Create a new connection” or “Set up a new connection” to add a dial-up connection.
3) Under “Connection Type”, select “Connect to Internet”.
4) Select “Set up my connection manually”.
5) Choose “Connect using a dial-up modem”.
6) Select the modem created above, making sure to uncheck any other modems.
7) Type “i50” in the ISP or Connection Name box.
8) The Phone number can be any numeric value, such as 1234.
9) Leave the User Name and Password fields blank.
10) In XP, close the Wizard. The new connection should show in the Dial-Up section of the Network
Connections window. In later versions of Windows, you will need to complete the connection.
11) Right-click on the i50 connection icon, and select Properties.
12) Under the Options tab, uncheck the “Prompt for name and password” and “Prompt for phone
number” options.
13) Under the Networking tab, select PPP as the server type.
14) Click Advanced, and ensure the “Use default gateway” option is enabled, assuming you want to
use this connection by default to access the Internet.
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