Four-Faith F2816 V2, Руководство пользователя

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Back To Main Server This item is only valid when you set “Data Center Number” as 1.
In this mode, IP MODEM will switch to backup center when
main center have problems. If this item is set to 1 , IP MODEM
will check whether the main center work fine timely. When it
detects the main server work fine, it will return back to the main
server at once.
If the Data Center Number is 0,there is no DSC working.
If the Data Center Number is 1, IP MODEM work in Main and Backup DSC method.
When “Data Center Number” is greater than 1, IP MODEM works in Multi Data Service Center
method. The back center is invalid. The IP Modem will connect to mulit Data Center and transmit
data.
3.4.2 Multi-Center Connection Check
This item is valid only when the “Data Center Number” is greater than 1.
When one of the configured data center lost connection, IP MODEM will try to reconnect after the
configured reconnect interval
Reconnect Int.(s) reconnect time interval in second
Connect Retry Times reconnect times
3.4.3 ICMP Link Check
ICMP link check send to server a icmp packet and wait reply to check the link status. If the reply
is lost, it means that the link may be broken.