2009
DTT USER MANUAL
High voltage transients, surges, and other power irregularities can cause extensive damage to
your device. It is the user's responsibility to provide a power protection system.
It is the user's responsibility to install, operate, and maintain the system in according to all local
and internationally applicable codes, regulations, and safety measures.
Copyright © 1997‐2009 Discovery Telecom Ltd. All rights reserved. The reuse or reproduction
of any of the information, design or layout contained in this manual or in our web site without
the permission of DTT Ltd. is prohibited. All trademarks, patents and copyrights apply.
Without a notice and without obligation, the contents of this manual may be revised to
incorporate changes and improvements. Every effort has been made to ensure that the
information is complete and accurate at the time of publication. Nevertheless, DTT cannot be
held responsible for errors or omissions. The screen snapshots in this manual may have older
version labels than your delivered package version.
Dear Customer,
We thank you for purchasing DTT 's VoIP
All our products are developed and produced by experienced engineers, who aspire to achieve
customer satisfaction, utility value and reliability of products.
The information in this manual has been compiled and checked for accuracy by DTT . It however
does not constitute as a warranty of performance.
We hope you enjoy our product and always appreciate any comments you may have. This will
VoIP
2
All™ Series: 4 Channel Gateway User Manual
Usage Warnings
Trademarks and Patents
General Notes
2
ALL Gateway.
2
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