Specifications

Real Tone Technology Co., Lted www.realtonetech.com
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1 Overview
1.1
Product Introduction
WSS Series intelligent VoIP Gateways (hereinafter called “WSS Gateways” or simply “Gateways”)
are designed for the traditional telecom terminal devices to access IP networks through SIP or MGCP
protocols. Its main applications include:
l
For carriers and value-added service providers to provide telephone, fax and voice-band data
services to subscribers using IP access methods such as FTTB, HFC, and xDSL;
l
Used to bridge the traditional telecom terminal equipments, such as PBXs, to the IP core
networks of carriers;
l
Connected with PBX of enterprises to provide IP-based voice private network solutions for
institutions, enterprises and schools;
l
Used as remote acces equipments for IP-PBXs in call center deployment.
WSS Gateways are suitable for placement on office desktops or installation on walls in the corridor
and racks in the equipment room.
WSS Series include WSS8, WSS50, WSS100 and WSS120 subseries. Their features are similar with
the main differences as follows:
Table 1-1 Differences Between WSS Gateway Series
Capacity Chassis Subscriber Line
Board Card
Installat
ion
Power
WSS8 4-8 FXS/FXO
Ports
Plastic Casing Built-in Desktop 5-9 VDC
WSS50 12-24 FXS/FXO
Ports
19” Wide and
1U High
Built-in Rack 100-240 VAC
WSS100 24-48 FXS/FXO
Ports
19” Wide and
1U High
Pluggable Rack 100-240 VAC,
-48 VDC
(Optional)
WSS120 48-96 FXS/FXO
Ports
19” Wide and
1U High,
including master
and slave
chassises
Pluggable Rack 100-240 VAC,
-48 VDC
(Optional)
WSS Gateways use Freescale® PowerQUICC communications CPU series as main control
processors (including 60MHz MPC852T, 200MHz MPC8250 and 300MHz MPC8247) and TI’s
TMS320VC5509A high-performance digital signal processing chips as processors for voice and fax
processing (equipped with 1-14 DSP chips based on the need of concurrent call capacity), and are
integrated with 32MB-64MB SDRAM as system memory, 4MB-16MB FLASH as permanent file
system. The powerful processing capability and sufficient hardware configuration ensure that all
products of WSS Series can provide concurrent calls of full capacity and maintain good call quality.
In terms of software, WSS Gateways use stable and reliable embedded Linux operating system
matched with driver layers of different hardware platforms to realize the compatibility with full range
of application software products, ensuring the consistent functions and stable performance of the
product series.
WSS Gateways support SIP and MCGP protocols. They can provide