CounterPath Bria Android Tablet Edition 3.0 User Guide - Manual (Page 70)

CounterPath Corporation
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C Glossary
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
dial pad or keyboard.
ICE Interactive Connectivity Establishment. A method for traversing a firewall.
IM Instant Messaging. A technology that lets users send text messages for near
instantaneous delivery and display on each others’ devices.
IP address A unique number that identifies a computer. Computers on a network use the IP
address communicate with each other.
IVR Interactive Voice Response. IVRs use DTMF.
Media The audio portion (and the video portion if any) of a call. Compare to “ Signaling”.
PSTN Public Switch Telephone Network. The traditional land-line phone network.
Presence An instant messaging feature that allows users to share information about their online
status.
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 call made over the Wi-Fi internet. To make a Wi-Fi call, you must be in a Wi-Fi
zone.
XMPP account An account that provides the user with the ability to send IMs and view other people’s
presence.