NTT Docomo Blackberry Bold Mobile Internet Profile Setting

Docomo publish this instruction how to setup Blackberry Bold as bluetooth modem for Windows PC:
http://www.nttdocomo.co.jp/support/trouble/data/smart_phone/blackberrycurve/data/bluetooth/

Although I found it won't work with MAC and my new car navigation system Pioneer Carrozzeria via Bluetooth DUN because the procedure above involve adding extra modem initialization commands [+cgdcont=1,"IP","mopera.net"].

Link below describe better method where the initialization string is embedded into blackberry mobile internet profile.
http://ektachrome.org/2010/08/22/blackberry%E3%81%A7%E3%82%B9%E3%83%9E%E3%83%BC%E3%83%88%E3%83%AB%E3%83%BC%E3%83%97/

This method confirmed to be working with the car navigation system.