1)Restart the phone and press * to access the program settings
2)Enter the passcode 27238# (Note: This is the passcode to enter into the programming mode for all phones)
3) Scroll down to the VPN setting to see if it is enabled if not click “Change”. Make sure that it is set to enabled.
4)Then press the right arrow thru the whole menu to exit.
5) After the phone restarts, ask the user to enter their credentials.