C glossary – CounterPath Bria BlackBerry Edition User Guide User Manual
Page 43

Bria BlackBerry Edition User Guide
39
C Glossary
Bria call
A call made using the Bria screen. Compare to “native call”.
Codec
Codecs are programs in Bria involved in transmitting audio; each codec has different
characteristics and therefore each works better in some situations than in others.
DTMF
Dual-tone multi frequency. DTMF is the system that is used in interactive voice-
response menu systems such as the menu system for accessing voicemail messages.
The DTMF system allows the user to interact with the menu by pressing keys on a
dialpad or keyboard.
ICE
Interactive Connectivity Establishment. A method for traversing a firewall.
IP address
A unique number that identifies a device. Devices on a network use the IP address to
communicate with each other.
IVR
Interactive Voice Response. IVRs use DTMF.
Media
The audio portion of a call. Compare to
“
Signaling”.
Native call
A call made using the phone service that comes with the BlackBerry device.
Native phone service
The phone service that comes with the BlackBerry device.
PSTN
Public Switch Telephone Network. The traditional land-line phone network.
Signaling
The information in a call that deals with establishing and controlling the connection,
and managing the network. The non-signaling portion of the call is the Media.
SIP
Session Initiation Protocol. The signaling protocol followed by Bria for handling
phone calls.
SIP account
An account that provides the user the ability to make VoIP phone calls. The account
encapsulates the rules and functions the user can access.
softphone address
The address used to connect to a SIP endpoint. In other words, the “phone number”
used in a VoIP phone call. For example, sip:[email protected].
STUN
Simple Traversal of UDP through a firewall or NAT.
Wi-Fi call
A Bria call made over the Wi-Fi internet. To make a Wi-Fi call, you must be in a Wi-
Fi zone.
3G/4G call
A Bria call that uses the mobile data network rather than the Wi-Fi network. If you
start (or receive) a call with an BlackBerry device when you are not in a Wi-Fi zone,
the call will be a 3G/4G call.