FXSO H.323 Gateway User Manual
Document Ver.: 105
Release Dec, 2004
4
1. Start Up
1.1 Introduction
TheFXSO gateway provides voice/fax service over IP network with H.323
v3 protocol. By connecting to your existing ADSL or cable modem service,
which allows the use of a single, network for voice and fax services with
consequent saving in network infrastructure and greatly reduced
telephone charges. Ideal solution for providing low cost communications
between headquarters and branch offices in the world, as well as for
SOHO and office telephony applications.
FXSO Gateways provides analog lines to connect local PSTN/PBX
interface (FXO), and converts voice/fax signal onto IP network. The
management feature is via RS-232C COM port and TELNET.
Application Architecture
l
FXO ports can connect with the PSTN or Extension Line of PBX
l
FXS ports can connect with the Analog phone set or Trunk line
I
P
Network
FXSO
FXSO
PBX
Extension
Extension side
FXS
IP
Network
IP
Network
PBX
FXSO
FXO
Trunk
