Draytek Vigor2920 Series User Manual page 134

Active Mode
Backup Type
After finished the above settings, click OK to save the settings.
Vigor2920 Series User's Guide
Disable – Disable the function of VLAN with tag.
Tag value – Type the value as the VLAN ID number. The
range is form 0 to 4095.
Priority – Type the packet priority number for such VLAN.
The range is from 0 to 7.
Choose Always On to make the WAN1 connection being
activated always.
Load Balance: Check this box to enable auto load balance
function for such WAN interface.
When the data traffic is large, the WAN interface with the
function enabled will balance the data transmission
automatically among all of the WAN interfaces in connection
status.
If you choose Backup as the Active Mode, Backup WAN will
be changed into Backup Type. You have to specify which role
the WAN interface should play if you want to backup multiple
WANs. However, ignore this setting if you want to backup a
single WAN.
When any of selected WAN disconnect – Such backup WAN
will be activated when any master WAN interface disconnects.
When all of selected WAN disconnect – Such backup WAN
will be activated only when all master WAN interfaces
disconnect.
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