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HandyTone-496 User Manual Grandstream Networks, Inc.
27
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. And 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 HandyTone ATA sends a blank UDP
packet to the SIP server in order to keep the “hole” on the NAT open.
Use NAT IP:
NAT IP address is used in SIP/SDP message. Default is blank.
Firmware Upgrade
and Provisioning
Default method is HTTP. Firmware upgrade may take up to 10 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, HandyTone-496 will request the 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 “Yes”.
Firmware Key
For firmware encryption. It should be 32 digit in Hexadecimal Representation.
End user should keep it blank.
Onhook Threshold
The amount of time the hookflash is pressed that will cause the device to
onhook. Default is 800ms.
FXS Impedance
Selects the impedance of the analog telephone connected to the Phone port.
Caller ID Scheme
• Bellcore (North America)
• CID-Canada
• DTMF-Brazil
• DTMF-Sewden
• DTMF (Denmark)
• ETSI-DTMF (Finland, Sweden)
• ETSI-FSK (France, Germany, Norway, Taiwan, UK-CCA)
Onhook Voltage
Select the onhook voltage to suit different area or PBX.