User's Manual
Grandstream Networks, Inc. GXV3175 USER MANUAL  Page 41 of 60 
 FIRMWARE VERSION 1.0.1.1 Updated : 3/2012 
Network Type  This parameter defines the network type of the wireless network: Ad-hoc or 
AP/Managed. By default, it is set to “AP or Managed”.   
Channel  This parameter defines the channel (1-10) for the wireless network. The 
default setting is set to “Auto”.   
ESSID  This parameter sets the ESSID for the Wireless network. Press “Scan” to 
scan for the available wireless network and add it. Users can also press 
“Add” to add the ESSID directly.   
Security Mode  This parameter defines the security mode used for the wireless network. 
The following are supported: WEP/Shared, WEP/OPEN, WPA PSK TKIP, 
WPA PSK AES, WPA2 PSK TKIP, WPA2 PSK AES. The default setting is 
set to “Disabled”.   
Users will need to enter the corresponding authentication password for the 
security mode.   
Maintenance/3G Settings 
3G USB Configuration 
File 
Click Here to download Config file and Script 
3G USB Connect Script  Click Here to download Config file and Script 
Note: 
The user is required to have the config file for the modem and a script. 
Please make sure that the used 3G Modem is support by the GXV3175(list 
of supported 3G modems below) 
WCDMA 
• Huawei E1750 
• Huawei E180 
• Sierra Wireless 306 
CDMA2000 
• ZTE AC581 
• Huawei EC1260 
EVDO 
• Novatel Ovation MC760 
Maintenance/Time Settings 
NTP Server 
This parameter defines the URL or IP address of the NTP (Network Time 
Protocol) server. The GXV3175 phone may obtain the date and time from 










