To connect through your 6600:
1. Enter *#2820# on the phone to get your bluetooth address
2. Edit (as root) /etc/bluetooth/rfcomm.conf and put this in it:
device 00:19:2D:12:30:FF # This is the code you got before. REMEMBER to put a : every to digits!
comment “Nokia 6600″; # It's the description of the device, don't care about it
3. Run, as root,
4. Use KPPP or whatever suse uses to set up the dial-up connection, and remember to set /dev/rfcomm0 as modem device