If you’re the proud owner of a MagicJack or are looking to buy one to hack then this info might be useful if you use Asterisk.

Original article found at: http://revolution.hackthisbox.com/magicjack/readme

Replace EXXXXXXXXXX01 with your MJ number. Include E and 01.

Replace the proxy proxy1.Atlanta.talk4free.com:5070 with the proxy your MJ registers to and change host=67.90.138.70 to host=YourProxyIPHere.

Replace XXXXXpasswordXXXXX with your password. Currently a 20 character string consisting of numbers and letters. Mine is all uppercase.

~~~~~sip.conf~~~~~

register => EXXXXXXXXXX01:XXXpasswordXXXX@proxy1.Atlanta.talk4free.com:5070

[magicjack]

context=incoming

username=EXXXXXXXXXX01

type=friend

secret=XXXXXpasswordXXXXX

port=5070

nat=yes

insecure=very

host=67.90.138.70

fromuser=EXXXXXXXXXX01

dtmfmode=inband

qualify=2000

~~~~~sip.conf~~~~~

~~~~~extensions.conf~~~~~

[incoming]

exten => YourMJNumber,1,Answer

exten => YourMJNumber,2,Dial(sip/sipura,30,r) ;dial someone…such as an ATA

[MagicJackOutgoing]

exten => _1NXXNXXXXXX,1,Dial(SIP/${EXTEN}@magicjack,30,r)

exten => _1NXXNXXXXXX,2,congestion()

exten => _1NXXNXXXXXX,102,busy()

exten => i,1,Hangup

exten => t,1,Hangup

exten => h,1,Hangup

[sip]

include => MagicJackOutgoing

~~~~~extensions.conf~~~~~

More hacks can be found here: http://magicjackhacks.blogspot.com/