now any one can unlock iphone 3g baseband 2.30.03
before continue u need to know that ur phone is 5.8 boot loader
u can unlock it to any network by downgrading the baseband to 2.28 by following procedure
1 u need mobile terminals install completely
2 press selection tab in cydia there u need to add iclarified if u dont have icarified u install in this way
2a press manage tab in cydia & there ull press source & then
press edit tab at top right after that press ADD tabat top of left
enter this url( Index of /) one the source added
press large button RETURN TO CYDIA & than done button at top
right iclarified appearas in list of sources press it to view the
packages
3 in selecton tab press iclarified from list of selection
4 after that press DOWNBB from list of packages after that press
inatall button at top right press confirm button top pight
one install completely press return to cydia press home
button to return spring board
5 press to launch terminals enter su into terminals window & enter
alpine if prompt for password
6 enter downbb into terminals window to launch the baseband downgrade
script ( ull asked to confirm would u like to continue .Please make sure u r on baseband 230.03 & boot loader version 5.8 before entering
yes
7 downbb will now excuted the script which allows downgrade baseband
one the downbb completed it will reboot ur phone automatic
NOW ULL KNOW U R ON BASE BAND 2.28
& after that u can unlock it with yellowsn0w
before continue u need to know that ur phone is 5.8 boot loader
u can unlock it to any network by downgrading the baseband to 2.28 by following procedure
1 u need mobile terminals install completely
2 press selection tab in cydia there u need to add iclarified if u dont have icarified u install in this way
2a press manage tab in cydia & there ull press source & then
press edit tab at top right after that press ADD tabat top of left
enter this url( Index of /) one the source added
press large button RETURN TO CYDIA & than done button at top
right iclarified appearas in list of sources press it to view the
packages
3 in selecton tab press iclarified from list of selection
4 after that press DOWNBB from list of packages after that press
inatall button at top right press confirm button top pight
one install completely press return to cydia press home
button to return spring board
5 press to launch terminals enter su into terminals window & enter
alpine if prompt for password
6 enter downbb into terminals window to launch the baseband downgrade
script ( ull asked to confirm would u like to continue .Please make sure u r on baseband 230.03 & boot loader version 5.8 before entering
yes
7 downbb will now excuted the script which allows downgrade baseband
one the downbb completed it will reboot ur phone automatic
NOW ULL KNOW U R ON BASE BAND 2.28
& after that u can unlock it with yellowsn0w