You can do so :
With the installer you install the Mobile Terminal ( console terminal )
You must have also installed the BSD Subsystem and OpenSSH.
After you copy the bbupdater to your / usr / bin in the iphone either through WinSCP or iBrickr , depending if you use Win or Mac You can find it here
Remember to give execute permissions bbupdater
Once all set , run the terminal and type :
1 - . Launchctl unload- w / System / Library / LaunchDaemons / com.apple.CommCenter.plist
. 2 - cd / usr / bin ( this disables the CommCenter )
2b - . Bbupdater chmod + x (this only put it if you had not given execute permissions to bbupdater , if you did not required)
3 - . Bbupdater - v
Now you will information baseband and bootloader , for example if you have 1.1.2 native will ...
Resetting target ...
pinging the baseband ...
Issuing + xgendata ...
firmware : DEV_ICE_MODEM_04.02.13_G
eep version: EEP_VERSION : 208
eep revision: EEP_REVISION : 1
bootloader : BOOTLOADER_VERSION : 4.6_M3S2
Then you have to start again CommCenter by typing:
. 4 - launchctl load- w / System / Library / LaunchDaemons / com.apple.CommCenter.plist
cd / usr / bin
And ready