What is Prov? how it works?

What is Prov? how it works?
Frnds Jb Ap kisi network se apni Sim ki GPRS service active krwatyhain to ap ko Service provider ki taraf se kuch configuration settingsrecieve hoti hain>apn>web>etc.
These settings are called prov(provisonalya provider).specialy java phones kaliey creat ki jati hain..jin pe manual settings work nhe krti..
So ab ap ye prov khud creat kr skty hain simply..
1:Online method
Visit these sites and fill the fields.
http:// xmlprov.com
http:// enefvi.mobie.in/ Prov
Note:these sites would not work with free net or with proxy access point..
2:Offline method
For Pc cick on the link to download or copy and paste it in u r browser:
netrix.wapka.mobi/download-494-54a60806dca2eac2cdb0/JAVA%20Proxy%20Generator.zip
For mobile .jar software:
netrix.wapka.mobi/download-494-985bcc28637a316de6ea/Prov_Generator_v1.0.jar
After creating prov,send it to any other phon and resend back to your phone.