Niveo Professional NWAR33P - Manual (Page 93)

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WAN Interface (Dual WAN)
Main Port: Select the main port from the drop-down menu.
WAN1: Choose ADSL or EWAN for WAN1. Click the link to go to WAN Profile page to configure
its parameters.
WAN2: Choose one from the remainninng modes. Click the link to go to WAN Profile page to
configure its parameters.
Connectivity Decision: Enter the value for the times when probing failed to switch backup port.
Failover Probe Cycle: Set the time duration for the Failover Probe Cycle to determine when the
router will switch to the backup connection (backup port) once the main connection (main port)
fails.
Failback Probe Cycle: Set the time duration for the Failback Probe Cycle to determine when
the router will switch back to the main connection (main port) from the backup connection
(backup port) once the main connection communicates again.
Note: The time values entered in Failover Probe Cycle and Failback Probe Cycle fields are set
for each probe cycle and decided by Probe Cycle duration multiplied by Connection Decision
value(e.g. 60 seconds are multiplied by 12 seconds and 5 consecutive fails).