User's Manual
FIRMWARE VERSION 1.0.4.23   GXP1100/GXP1105 USER MANUAL     Page 36 of 46 
default setting is 20 seconds. 
Use NAT IP 
The NAT IP address used in SIP/SDP messages. This field is blank at 
the default settings. It should ONLY be used if it's required by your ITSP. 
STUN Server 
The IP address or Domain name of the STUN server. STUN resolution 
results are displayed in the STATUS page of the Web GUI. Only 
non-symmetric NAT routers work with STUN. 
Firmware Upgrade and 
Provisioning 
Specifies how firmware upgrading and provisioning request to be sent: 
Always Check for New Firmware, Check New Firmware only when F/W 
pre/suffix changes, Always Skip the Firmware Check. 
XML Config File Password 
The password for encrypting the XML configuration file using OpenSSL. 
This is required for the phone to decrypt the encrypted XML 
configuration file. 
HTTP/HTTPS User Name  The user name for the HTTP/HTTPS server. 
HTTP/HTTPS Password  The password for the HTTP/HTTPS server. 
Upgrade Via 
Allows users to choose the firmware upgrade method: TFTP, HTTP or 
HTTPS. 
Firmware Server Path 
Defines the server path for the firmware server. It could be different from 
the configuration server for provisioning. 
Config Server Path 
Defines the server path for provisioning. It could be different from the 
firmware server for upgrading. 
Firmware File Prefix 
Enables your ITSP to lock firmware updates. If configured, only the 
firmware with the matching encrypted prefix will be downloaded and 
flashed into the phone. 
Firmware File Postfix 
Enables your ITSP to lock firmware updates. If configured, only the 
firmware  with the matching encrypted postfix will be downloaded and 
flashed into the phone. 
Config File Prefix 
Enables your ITSP to lock configuration updates. If configured, only the 
configuration file with the matching encrypted prefix will be downloaded 
and flashed into the phone. 
Config File Postfix 
Enables your ITSP to lock configuration updates. If configured, only the 
configuration file with the matching encrypted postfix will be downloaded 
and flashed into the phone. 
Allow  DHCP Option 
43 and 
Option 66 Override Server 
If DHCP option 66 is enabled on the LAN side, the TFTP server can be 
redirected. The default setting is "Yes". 
Automatic Upgrade  Enables automatic upgrade and provisioning. The default setting is "No". 
Authenticate Conf File 
Authenticates configuration file before acceptance. The default setting is 
"No". 










