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Grandstream Networks, Inc. HT–496 User Manual Page 21 of 33
Firmware 1.0.3.64 Last Updated: 1/2007
TABLE 9: HT–496 Advanced Configuration Page Definitions
Admin Password
This contains the password to access the Advanced Web Configuration
page. This field is case sensitive.
Home NPA
Local area code for North American Dial Plan.
Layer 3 QoS
This field defines the layer 3 QoS parameter that can be the value used for IP
Precedence or Diff-Serv or MPLS. Default value is 48.
Layer 2 QoS This setting includes two fields. The 802.1Q/VLAN Tag contains the value
used for layer 2 VLAN tag. Default setting is blank. The 802.1p priority
value contains the value of the priority value.
STUN Server
STUN server’s IP or FQDN
Keep-alive interval
This parameter specifies how often the HT–496 sends a blank UDP packet to
the SIP server in order to keep the “hole” on the NAT open. Default is 20
seconds. Minimum value is 10 seconds.
Use NAT IP:
NAT IP address used in SIP/SDP message. Default is blank.
Firmware Upgrade
and Provisioning
Default method is HTTP. Firmware upgrade may take up to 20 minutes
depending on network environment. Do not interrupt the firmware upgrading
process.
Firmware Server Path
IP address or domain name of firmware server.
Config Server Path
IP address or domain name of configuration server.
Firmware File Prefix
Default is blank. If configured, HT–496 will request firmware file with the
prefix. This setting is useful for ITSPs. End user should keep it blank.
Firmware File Postfix
Default is blank. End user should keep it blank.
Config File Prefix
Default is blank. End user should keep it blank.
Config File Postfix
Default is blank. End user should keep it blank.
Automatic Upgrade
Default is “NO”.
When set to No, HT–496 will only do upgrade once at boot up. “Check every
day “, ” Check every week”, “Always check for New Firmware at Boot up.”
“ Check New Firmware only when F/W pre/suffix changes”
Firmware Key
Used for firmware encryption. Should be 32 digits in Hexadecimal
Representation. End user should keep it blank.
On-hook Threshold
The time hook-flash is pressed that causes the device to on-hook. Default is
800ms.
FXS Impedance
Selects the impedance of the analog telephone connected to theRJ-11 FXS
port.
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