After the activation of Call Security, if customer would like to make chargeable long distance calls, you need to cancel the service first. After those calls, remember to activate the service to prevent unauthorized persons from making chargeable long distance calls.
To activate:
- Lift Handset
- Press [*][0][4]
- Key in the password (4 digits)
- Listen for the “Confirmation Tone”
- Hang up
To cancel:
- Lift Handset
- Press [#][0][4]
- Key in the password (4 digits)
- Listen for the “Confirmation Tone”
- Hang up