Zte Director User Manual page 59

Internet calling (when you‟re connected to a Wi-Fi
network), just calls to Internet calling addresses, or to
ask each time you place a call.
1. Touch the Home Key > Menu Key > System
settings > Call Settings.
2. Touch Use Internet calling.
3. Touch the Internet calling option you want.
To configure your phone to receive Internet calls:
By default, your phone is configured to make Internet
calls, but not to ensure that you will receive them. But
you can configure your phone to listen for Internet
calls made to an Internet calling account you added
to your phone.
1. Touch the Home Key > Menu Key > System
settings > Call Settings > Accounts.
2. Tick the Receive incoming calls check box.
Checking this setting will reduce your battery
life between charges.
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