Install .deb file to your iPhone

1. Use Putty connect your iPhone with SSH service started
2. put ".deb", for example myfile.deb,  file to /var/mobile
3. Change current directory to /var/mobile
4. run dpkg -i myfile.deb

iPhone功能強化 - 加入導航功能 (一)

Install roqyBT (a bluetooth stack)

1. use WinSCP put roqyBT installation file (mine is roqybt_0.9.9-2.deb)  to /private/var/tmp/
2. open putty terminal 
3. change the pwd to /private/var/tmp/ by type command : cd /private/var/tmp/
4. run command  : dpkg -i roqybt_0.9.9-2.deb
5. reboot iPhone

Crack roqyBT 

1. google cr-roqybt.ipa
2. install it by using iTune
3. start roqyBT from iPhone
4. click [Licence Manager] 
5. copy the Serial # : ??? 
6. start cr-roqy
7. Paste the Serial # copied to [Enter serila here ....]
8. Click [General] button, it will show a license number, and already be copied to pasteboard
9. start roqyBT again
10. click [Licence Manager] 
11. Paste license number to text field below Step 3

Done! The Licence Manager is checked.