Lack of pc suite for Linux platform

Hi Everyone,
I am great fan of Linux,i am using open Suse10.3.Using bluetooth dial up technique ,i am browsing the net through AIRTEL GPRS network,i use Sony Ericsson w300i mobile for this purpose.
Do any one have PC suite for sony Ericsson?? or Kindly tell me procedure oto configure sony Ericsson W300 data modem manually connected to PC by a data cable??
Thanks
S.Ganesh