WELCOME
Thank you for purchasing the Grandstream GXW400X Analog FXS IP Gateway. The GXW400X offers an
easy to manage, easy to configure IP communications solution for any business with virtual and/or branch
locations. The GXW400X supports popular voice codecs and is designed for full SIP compatibility and
interoperability with third party SIP providers, thus enabling you to fully leverage the benefits of VoIP
technology, integrate a traditional phone system into a VoIP network, and efficiently manage communication
costs.
This manual will help you learn how to operate and manage your GXW FXS Analog IP Gateway and make
the best use of its many upgraded features including simple and quick installation, multi-party conferencing,
and direct IP-IP Calling. This IP Analog Gateway is very easy to manage and scalable, specifically
designed to be an easy to use and affordable VoIP solution for the small – medium business or enterprise.
Gateway GXW400X Overview
The new GXW400X series has a compact and quiet design (no fans) and offers superb audio quality, rich
feature functionality, strong security protection, and good manageability. It is auto-configurable, remotely
manageable and scalable.
The GXW400X features 4 or 8 port FXS interface for analog telephones, dual 10M/100Mbps network ports
with integrated router, PSTN life line in case of power failure, and an RS232 serial for administration. In
addition, it supports the option of 3 SIP Server profiles, caller ID for various countries/regions, T.38 fax,
flexible dialing plans, security protection (SIPS/TLS), comprehensive voice codec including G.711 (a/u-law),
G.723.1, G.726(16/24/32/48 bit rates), G.729A/B/E and iLBC.
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