User's Manual
GXV3240 User Manual 
GXV3240 WEB GUI 
Grandstream Co., Ltd 
Software Version:1.0.0.11 Document Version:0.1 
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DHCP  Option  120 
Override  SIP 
Server   
Enables DHCP Option 120 from local server to override the SIP Server on the phone. 
3CX  Auto 
Provision   
Enables  automatic  provision  feature  on  the  phone  when  3CX  is  used  as  the  SIP 
server.   
Automatic Upgrade   
This function is set for the network service provider. The default setting is "No".   
If  set  the  checking  time  for  every  week/day/intervals,  the  Auto  Upgrade  and  the 
corresponding  configurations  will  be  enabled.  Input  the  period  time  for  checking 
software upgrade or configuring upgrade in the textbox. The shortest interval is 60 
minutes. 
  If set to “No”, the device only to upgrade when reboot. 
Period  Time  of 
Upgrade Checking   
Specifies  the  time  period  to  check  for  firmware  upgrade  (in  minutes).  The  default 
setting is 10080 minutes (7 days).   
Hour  of  the  Day 
(0-23)   
Defines  the  hour  of  the  day(0-23)  to check the  HTTP/TFTP  server  for  firmware 
upgrades or configuration files changes.   
Day  of  the  Week 
(0-6)   
Defines  the  day  of  the  week(0-6)  to check  the  HTTP/TFTP  server  for  firmware 
upgrades or configuration files changes.   
Automatic Upgrade 
Rule   
Defines the rules for automatic upgrade.   
Automatic  Reboot 
for  Upgrade 
without  confirm 
boxes 
If set to “Yes”, the device will reboot automatically for upgrade after downloading the 
upgrade firmware. Otherwise the prompt for reboot will pop up on LCD before reboot. 
The default setting is “Yes”. 
Authenticate  Conf 
File   
If set to “Yes”, Authenticates configuration file before acceptance.   
Factory Reset   
Restore to factory default settings. Users could also select “Clear the SD card”. 
Note: Please back up data before reset in order to avoid data loss. 
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