# cat /etc/udev/rules.d/96-bnep0.rules
ACTION=="add", SUBSYSTEM=="net", KERNEL=="bnep0", PROGRAM="/root/bnep0"

# cat /root/bnep0
#!/bin/sh

run-standalone.sh dbus-send --type=method_call --dest=org.freedesktop.Notifications /org/freedesktop/Notifications org.freedesktop.Notifications.SystemNoteInfoprint string:'Setting up...'

ifconfig bnep0 >/dev/null || exit 1

modprobe ipt_MASQUERADE

iptables -F
iptables -t nat -F

iptables -t nat -A POSTROUTING -o gprs0 -j MASQUERADE

echo 1 > /proc/sys/net/ipv4/ip_forward

ifconfig bnep0 192.168.1.1/24 up

run-standalone.sh dbus-send --type=method_call --dest=org.freedesktop.Notifications /org/freedesktop/Notifications org.freedesktop.Notifications.SystemNoteInfoprint string:'Bluetooth PAN NATting set up - Enjoy!'