User's Manual
Table Of Contents
- DOCUMENT PURPOSE
- GNU GPL INFORMATION
- WELCOME
- PRODUCT OVERVIEW
- INSTALLATION
- GETTING TO KNOW GXP1610/GXP1620/GXP1625
- CONNECTING TO DEVICES
- RESTORE FACTORY DEFAULT SETTINGS
- EXPERIENCING THE GXP1610/GXP1620/GXP1625
Firmware Version 1.0.0.11 
GXP1610/GXP1620/GXP1625 User 
Guide 
Page 6 of 31 
GNU GPL INFORMATION 
GXP1610/GXP1620/GXP1625  firmware  contains  third-party  software  licensed  under  the  GNU  General 
Public License (GPL). Grandstream uses software under the specific terms of the GPL. Please see the 
GNU General Public License (GPL) for the exact terms and conditions of the license.  
Grandstream  GNU  GPL  related  source  code  can  be  downloaded  from  Grandstream  Web  site  from: 
http://www.grandstream.com/support/faq/gnu_gpl. 










