Here a quick tutorial for:

Windows BT

Prerequirements for pan:
[N900]
/etc/bluetooth/main.conf
comment out: DisablePlugins =network,input,hal

Here some instruction how to use it:

Connect a windows system with bt pan:

- [N900] switch on bluetooth and make it discoverable

- [PC] right click bt icon join a personal network
- [PC] add device and pair N900
- [PC] right click on N900 and make a connection as access point
- [N900] genwall go to route->BT tab and save you ips and choose dnsmasq only lan. Now you can push the start button.


In case you want forward internet from N900 to PC

-[N900] before you push the start button to make a bt pan connection select dnsmasq forward

your N900 should have proper internet connection and a bt pan connection

- [N900] genwall
{local-basics}
1.:select wan device gprs/usb/wlan
2. I would "accept connection from local machine"... makes live easier
3. If you want to connect from pc->N900 without openning ports. I would also recommend to "Accept connection from local lan".

{for/out}
4. activate forwarding and set lan device to bnep
5. Masquerade wan device should be active

{local-basics}
6.gen rules
7. push the start button

In case you want forward internet from pc to phone

in windows 7 the bt stack doesn't support ICS for BT PAN.
Look for the Toshiba stack.