In the following paragraphs some advanced telephony features are described. These features are available in PrivateGSM Enterprise Edition with PrivateServer while using end-to-site encryption security model.
During a secure call you can transfer the call to another contact.
You can transfer the call to a contact in your address-book or you can input a number to transfer the call to.
During a secure call you can add a third participant to the call.
You can add a new participant to the current secure call by choosing a contact from your address book or inserting a number manually.
Conference room is a feature provided by the PrivateServer secure PBX. You should dial # followed by the conference room number and, if a PIN is required during the call: