Setting Up a USB Modem

Linked Diagram Template

Warning: Before attaching a USB modem, ensure that the total power drawn by all connected USB devices does not exceed 2.5W per port (0.5A at 5V). If the total current consumed by a port exceeds 0.5A, a powered USB hub must be used, to avoid damage to the gateway.

To set up a USB modem

Connect a USB-based modem to one of your Safe@Office appliance's USB ports.
For information on locating the USB ports, see Introduction.
Click Network in the main menu, and click the Ports tab.
The Ports page appears.
Next to USB, click Edit.
The USB Devices page appears. If the Safe@Office appliance detected the modem, the modem is listed on the page.

If the modem is not listed, check that you connected the modem correctly, then click Refresh to refresh the page.
Next to the modem, click Edit.
The USB Modem Setup page appears.
Complete the fields using the information in USB Dialup Fields.
Click Apply.
To check that that the values you entered are correct, click Test.
The page displays a message indicating whether the test succeeded.
Configure a Dialup Internet connection on the USB port.
See Using Internet Setup.

See Also

Setting Up Dialup Modems

Setting Up an RS232 Modem

USB Dialup Fields

In this field…	Do this…
Modem Type	Select the modem type. You can select one of the predefined modem types or Custom. If you selected Custom, the Installation String field is enabled. Otherwise, it is filled in with the correct installation string for the modem type.
Initialization String	Type the installation string for the custom modem type. If you selected a standard modem type, this field is read-only.
Dial Mode	Select the dial mode the modem uses.
Port Speed	Select the modem's port speed (in bits per second).
Answer incoming PPP calls	Select this option to specify that the modem should answer incoming PPP calls. This allows accessing the appliance out of band for maintenance purposes, in case the primary Internet connection fails. The client is assigned an IP address from the OfficeMode network; therefore, the OfficeMode network must be enabled. For information on enabling the OfficeMode network, see Configuring the OfficeMode Network.
Cellular
APN	Type your Access Point Name (APN) as given by your cellular provider. If your cellular provider has not provided you with an APN, leave this field empty.
PIN	Type the Personal Identification Number (PIN) code that you received with your cellular SIM card, if required by your modem. The PIN code is usually 4 digits long. Warning: Entering an incorrect PIN code may cause your SIM card to be blocked.