Planet VGW 10 Series User Manual page 24

You can select the appropriate network type based on your network conditions from
the three network types.
4.1.1.2 DNS Settings
DNS service is not enabled by default. If you want to enable DNS service, DNS needs
to choose the type of transmission in accordance with DNS refresh interval (default 300
seconds).
DNS server address: Address the primary and secondary DNS servers, Please fill out
the parameters according to the actual situation.
4.1.1.3 SNTP Settings
Synchronization Network Time Protocol automatically synchronizes the device time.
VGW default start time is: 1970-01-01 08:00:00.
4.1.1.4 Expanding Function Settings
Device operating mode includes Single, Master and Slave. The default is Single mode.
Before cascading, you must set the appropriate mode first. Currently each cascade group
(including the Master mode device) cannot exceed three devices.
4-/8-Port SIP Internet Telephony Gateway
Figure 4-1-4 DNS
Figure 4-1-5 DNS settings
Figure 4-1-6 STNP settings
Figure 4-1-7 Expanding function settings
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