If enabled, the on going call will be disconnected automatically once
the session expired unless it’s been refreshed by UAC or UAS.
To display or configure BLF List URI address.
BLF List URI: BLF List is short for Busy Lamp Field List.
BLFList PickUp Code: To set the BLF pick up code.
BLFList BargeIn Code: To set the BLF barge in code.
If enabled, voice will be encrypted.