Grandstream Networks HT502 User Manual page 44

Config File Postfix This field enables user to store different configuration files in one single directory
on the configuration server. If configured, only the configuration file with the
matching postfix will be downloaded.
Allow DHCP Option If set to "Yes", configuration and upgrade server information can be obtained using
66 or 160 to DHCP option 66 or option 160 from DHCP server located in customer's
override server environment.
3CX Auto Provision If enabled, the ATA will broadcast SIP SUBSCRIBE message during booting up
to allow itself to be discovered and be configured by the SIP server.
Choose "Yes" to enable automatic upgrade and provisioning. If select "Check
Automatic Upgrade
every minutes" input the amount of minutes you want it to check for update. If
select "Yes, daily at hour" make sure to input the hour of the day you want it to
check for update, e.g. for 11 pm type 23. If select "Yes, weekly on day" make sure
you input the day of the week (in format 0-6, 0 is Sunday) you want it to check for
update. When set to No, HT502 will only do the following option you select;
"Always check for New Firmware at Boot up" will check for new firmware every
time the device reboots. "Check New Firmware only when F/W pre/suffix changes"
will check for updates only when the pre/suffix has been changed.
Disable SIP NOTIFY Device will not challenge NOTIFY with 401 when set to Yes.
Authentication
Authenticate Conf If set to Yes, config file is authenticated before acceptance. This protects the
File configuration from an unauthorized change.
Firmware Key Used for firmware encryption. Should be 32 digit in hexadecimal
representation. End user should keep it blank.
SIP TLS Certificate The user specify SSL certificate used for SIP over TLS in X.509 format.
HT502 User Manual
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