Grandstream Networks HT812 Administration Manual page 35

Firmware File Postfix
Config File Prefix
Config File Postfix
Allow DHCP Option 66 to
Override Server
3CX Auto Provision
Automatic Upgrade
Always Check for New
Firmware at Boot up
Check New Firmware only
when F/W pre/suffix changes
This field enables user to store different versions of firmware files in one
directory on the firmware server.
Checks if firmware file is with matching postfix before downloading it. This
field enables user to store different versions of firmware files in one directory
on the firmware server.
Checks if configuration files are with matching prefix before downloading
them. It allows user to store different configuration files in one directory on
the provisioning server.
Checks if configuration files are with matching postfix before downloading
them. It allows user to store different configuration files in one directory on the
provisioning server.
Obtains configuration and upgrade server's information using options 66
from DHCP server.
Note: If DHCP Option 66 is enabled, the HT812/HT814 will attempt
downloading the firmware file from the server URL provided by DHCP, even
though Config Server Path is left blank
Sends multicast "SUBSCRIBE" message for provisioning at booting stage,
used for PnP (Plug-and-Play) configuration.
Default is Yes.
Specifies when the firmware upgrade process will be initiated; there are 4
options:
 No: The HT812/HT814 will only do upgrade once at boot up.
 Check every X minutes: User needs to specify a period in minutes.
 Check every day: User needs to specify "Hour of the day (0-23)".
 Check every week: User needs to specify "Hour of the day (0-23)"
and "Day of the week (0-6)". (Day of week is starting from Sunday).
Default is No.
Configures the HT812/HT814 to always search for the new firmware at boot
up. During the boot stage, the HT812/HT814 will contact the firmware upgrade
server to search for a new firmware, when available it will start the upgrade
process, otherwise it will boot normally.
Configure the HT812/HT814 to search for the new firmware when the firmware
prefix / suffix changes. When this option is selected, the HT812/HT814 will
check for updates only when the pre/suffix has been changed.
HT812/HT814 Administration Guide
Version 1.0.9.3
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