2
2
Overview of the CX Video
Gateway
CX Video Gateway overview
The CX Video Gateway is a CCXML-based call server that provides call control and
transaction capabilities for calls made between the PSTN and IP networks. The
gateway provides the following functionality:
•
Supports the SIP telecommunications protocol and the ISDN or ISUP
protocols.
•
Processes audio information, or both audio and video information, depending
on the model.
•
Terminates T1/E1 TDM audio trunks.
•
Defines routes using CCXML applications.
•
Optionally provides in-band DTMF support.
•
Optionally connects incoming faxes to a third-party T.38 server.
•
Optionally provides fast call setup techniques to speed up 3G-324M call setup
time.
•
Produces detailed event logs with multiple information levels.
•
Provides a web-based console, called the Vision™ Console, to configure and
manage the gateway.
•
Provides an SNMP interface for monitoring application usage and server
health.
The gateway is installed as a daemon on Linux machines and is composed of the
following components:
•
Signaling protocols and models
•
Media capabilities
•
CCXML scripting engine
•
SNMP agent and sub-agents
•
Fast call setup
These components are based on specific hardware support, including media boards
and signaling boards.
Dialogic
11
