Your chances of getting this modem working with Linux are very small, but first Mototola has nothing to do with this modem. The only small chance you have to get things working is to download the Linux driver from there website.
Netodragon is a small Tawain company what used the name Motorola for a short time promoting the product. When this news arraived at Motorola Netodragon was forced to stop.
Take a look at http://www.netodragon.com
With kind regads,
P.S. It is sometimes a good idea to first look on the internet to see what you buy, have or what support they offer.