Grandstream GXW400x User Manual - Manual (Page 55)

FIRMWARE VERSION 1.0.14.1 GXW400X USER MANUAL Page 53 of 60
Loop Current
Disconnect duration
Default is 200. In 100 - 1 0000 milliseconds range.
Proxy-Require SIP Extension to notify SIP server that the unit is behind the NAT/Firewall.
Enable Hook Flash Default is Yes . If set to “No”, FLASH button could only be used for terminating calls.
Hook Flash timing Time period when the cradle is pressed (Hook Flash) to simulate FLASH. To prevent
unwanted activation of the Flash/Hold and automatic phone ring-back, adjust this time
value.
On Hook Timing On-hook timing is the minimum time for an on-hook event to be validated.
Gain Handset volume adjustment. RX is for receiving volume (direction FXSto analog
phone), TX is for transmission volume (Analog phone to FXS). Default values are 0dB
for both parameters. Loudest volume: +6dB Lowest volume: -6dB.
Ring Tones Configure ring cadences according to preference.
SAVING THE CONFIGURATION CHANGES
After user makes a change to the configuration, press the “Update” button in the Configuration Menu. The
web browser will then display a message window to confirm saved changes.
Grandstream recommends reboot or power cycle the IP phone after saving changes.
REBOOTING FROM REMOTE
Press the “Reboot” button at the bottom of the configuration menu to reboot the phone remotely. The web
browser will then display a message window to confirm that reboot is underway. Wait 30 seconds to log in
again.
CONFIGURATION THROUGH A CENTRAL SERVER
Grandstream GXW400X can be automatically configured from a central provisioning system.
When GXW400X boots up, it will send TFTP or HTTP/HTTPS requests to download configuration files,
“cfg000b82xxxxxx” and “cfg00082xxxxxx.xml”, where “000b82xxxxxx” is the LAN MAC address of the
GXW400X . If the download of “cfgxxxxxxxxxxxx.xml” is not successful, the provision program will issue