SIP SIP-Phone Administration Guide
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SNTP:
Enable / Disable the Simple Network Time Protocol function
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SNTP Server Address:
Set SNTP Server Address
When SNTP server is available, enable SIP-Phone SNTP function to point to SNTP
server IP address so that SIP-Phone can get correct current time.
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GMT:
Set time zone for SNTP Server time
User can set different time zone according to the location of SIP-Phone. For
example, in Taiwan the time zone should be set as 8,which means GMT+8.
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IP Sharing:
Enable it if SIP-Phone is behind IP Sharing router.
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UPnP:
Enable it if IP sharing or NAT device supports UPnP function so that no need
to configure IP sharing or SIP-Phone when SIP-Phone is behind NAT device.
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IP Sharing Server Address:
Set Public IP Address of IP Sharing router for
SIP-Phone to work behind IP sharing.
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Primary DNS Server:
Set Primary Domain Name Server IP address.
User can set Domain Name Server IP address. Once SIP-Phone can connect with
DNS server, user can specify URL address instead of IP address for Proxy and
phone book IP address.
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Secondary DNS Server:
Set Secondary Domain Name Server IP address.
