The parameter about provisioning VPN are P20178 and P8629 .P20178 is a URL parameter which point at a tar file. You can upload Certificate file of VPN by it. And you can enable VPN feature by P8629. Next I will show you how to provision VPN URL.
- Edit configure xml file
1) Making P20178 point at a suitable .tar file(Certificate file of VPN) . For example ,you can make P20178 =http://192.168.0.70/provision/001fc11aaf2d.tar . (The .tar file can be named to whatever you want).
2) Making P8629 = 1.
You can edit configure xml file as followed. - Put the .tar file into the specified path.
- Provision xml file and restart phone.