P a g e | 33
HT812/HT814 Administration Guide
Version 1.0.9.3
SIP 802.1p. Default is 0. Valid range is 0-7.
RTP 802.1p. Default is 0. Valid range is 0-7.
Black List for WAN Side Port
It could be either port range or single port separated by a “,”
Example: “5000-6000, 7000 “.
Configures IP address or domain name of STUN server. Only non-symmetric
NAT routers work with STUN.
Sends periodically a blank UDP packet to SIP server in order to keep the
"ping hole" on the NAT router open. Default is 20 seconds.
Use STUN to detect network
connectivity
Uses STUN keep-alive to detect WAN side network problems. If keep-alive
request does not yield any response for configured number of times
(minimum 3), the device will restart the TCP/IP stack. If the STUN server does
not respond when the device boots up, the feature is disabled.
Default setting is No.
Use DNS to detect network
connectivity
Uses DNS to detect WAN side network problems. Default setting is No.
Verify host when using
HTTPS
Enables / disables the host verification when using HTTPS.
Selects firmware upgrade/provisioning method: TFTP, HTTP, HTTPS, FTP, or
FTPS. Default is HTTPS.
Sets IP address or domain name of firmware server. The URL of the server
that hosts the firmware release.
Default is fm.grandstream.com/gs.
Sets IP address or domain name of configuration server. The server hosts a
copy of the configuration file to be installed on the HT812/HT814.
Default is fm.grandstream.com/gs.
Decrypts XML configuration file when encrypted. The password used for
encrypting the XML configuration file using OpenSSL.
HTTP/HTTPS / FTP/FTPS
User Name
Enters user name to authenticate with HTTP/HTTPS FTP/FTPS server.
HTTP/HTTPS / FTP/FTPS
Password
Enters password to authenticate with HTTP/HTTPS FTP/FTPS server.
Checks if firmware file is with matching prefix before downloading it.