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Grandstream Networks, Inc. GXW40XX User Manual Page 4 of 38
Firmware 1.0.4.2 Last Updated: 06/2011
WELCOME
Thank you for purchasing the Grandstream GXW40XX Analog FXS IP Gateway. The GXW40XX offers
an easy to manage, easy to configure IP communications solution for any business with virtual and/or
branch locations. The GXW40XX 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 GXW40XX Overview
The new GXW40XX 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 GXW40XX features 4,8 or 24-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 port (except
GXW4024) 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.
Safety Compliance
The GXW40XX is compliant with various safety standards including FCC/CE. Its power adapter is
compliant with UL standard. Warning: use only the power adapter included in the GXW40XX package.
Use of alternative power adapter may permanently damage the unit.
Warranty
Grandstream has a reseller agreement with our reseller customers. End users should contact the
company from whom the product was purchased, for replacement, repair or refund.
If you purchased the product directly from Grandstream, contact your Grandstream Sales and Service
Representative for an RMA (Return Materials Authorization) number. Grandstream reserves the right to
change the warranty policy without prior notification.
Caution: Changes or modifications to this product not expressly approved by Grandstream, or operation
of this product in any way other than as detailed by this User Manual, could void your manufacturer
warranty.
• This document is contains links to Grandstream GUI Interfaces. Please download these examples
http://www.grandstream.com/products/gxw_series/gxw40xx/documents/gxw40xx_gui.zip for your
reference.
• This document is subject to change without notice. The latest electronic version of this user manual
is located at
http://www.grandstream.com/products/gxw_series/gxw40xx/documents/gxw40xx_usermanual_englis
h.pdf
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for
any purpose without the express written permission of Grandstream Networks, Inc. is not permitted.