It appears that USBmodem for Palm OS is on sale for just today for $9.95. You can do it for free supposedly on many phones, but this configures everything and masks the fact that you are using your phone as a modem.

$10 is pretty cheap insurance.

Saw this on slickdeals.com:
http://slickdeals.net/?sduid=136874&...SB-Modem-(Palm