Grandstream Networks HT812 - Change Log; Firmware Version 1.0.2.1

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HT812/HT814 User Guide
DOCUMENT PURPOSE
This document describes the basic concept and tasks necessary to use and configure your HT812. And it
covers the topic of connecting and configuring the HT812/HT814, making basic operations and the call
features. Please visit http://www.grandstream.com/support to download the latest “HT812 Administration
Guide ” to have more visibility about the configurable settings of your HandyTones.
This guide covers following topics:
 Product overview
 Getting started
 Configuration guide
 Call features.
 Call operations.
 Upgrading and provisioning.
 Restore factory default settings