Setting Up Dialup Modems
Chapter 5: Configuring the Internet Connection 145
In this field… Do this…
1, 2, 3
If you chose the Ping Addresses connection probing method, type the IP
addresses or DNS names of the desired servers.
If you chose the Probe VPN Gateway (RDP) connection probing method, type
the IP addresses or DNS names of the desired VPN gateways.
You can clear a field by clicking Clear.
Setting Up Dialup Modems
You can use a connected modem as a primary or secondary Internet connection method.
This is useful in locations where broadband Internet access is unavailable.
When used as a backup Internet connection, the modem can be automatically disconnected
when not in use. For information on setting up a backup connection, see Configuring a
Backup Internet Connection on page
155.
The UTM-1 appliance supports the connecting following modems:
• RS232 dialup modem (regular or ISDN)
You can connect one RS232 to the appliance's Serial port.
See Setting Up an RS232 Modem on page
146.
• USB-based modems, including dialup (PSTN/ISDN) and cellular
(GPRS/EVDO) modems
You can connect up to two USB-based modems to the appliance's USB port.
See Setting Up a USB Modem on page
149.
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