The drawback of these modem is that we can use them just for one network. but it is something which is not in human nature.No one can restrict are access, specially to internet.
That is the reason why i researched on unlocking these modems and found many ways to do so. But i am posting the simplest one.
Step 1. First of all go to this link --> http://a-zgsm.com/huawei.php . This is an Online calculator which will unlock you Huawei modem.
On this site you will find something like this..
Step 2. Enter a valid IMEI number, and than security code.
Step 3. Click on Calculator Button given below or just press Enter.
And Boom , there are unlock code for your Modem...
If This Method Doesn't work than Try this Post, Here i have shown how to unlock any modem with Software -->
