User's Manual
GXV3240 User Manual 
UPGRADING AND PROVISIONING 
Grandstream Co., Ltd 
Software Version:1.0.0.11 Document Version:0.1 
193 
4.  Uncheck  “DHCP  Option  66  Override  Server”,  as  shown  in  figure169.If  check,  it  allows  the 
phone to obtain IP address as well as the upgrade server address via DHCP. This address will 
override the “Firmware server path” configured in step 3. 
Figure 169 Set up whether to Enable Option 66 Override Server 
5.  Click “Save” to save the change. 
6.  Click the Reboot icon to boot up the phone and upgrade the device. 
AUTO UPGRADE 
The steps to upgrade via HTTP are the same as steps via TFTP. This chapter will take via TFTP as 
an example 
1.  Go  to  Maintenance>Upgrade,  set  up  the  rational  upgrade  check  interval  in  “Automatic 
Upgrade” option as shown in figure 169. 
Figure 170 Automatic Upgrade Setting 
2.  Go to Maintenance>Upgrade, Select “Always Check at Bootup” in “Automatic Upgrade Rule” 
option, as shown in figure 170. 
x-PDFDivision










