Allied Telesis AT-WL2411 - Manual (Page 88)

Configuring the Spanning Tree
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Disabled
Prevents flooding.
Unicast Outbound to Terminals
If the unicast flood mode is not disabled, this parameter specifies
if outbound unicast frames with unknown destination addresses
are flooded toward wireless end devices. This parameter only
applies to 802.11b radios.
Unicast Outbound to Secondary LANs
If the unicast flood mode is not disabled, this parameter specifies
if outbound unicast frames with unknown destination addresses
are flooded toward secondary LAN segments.
Enabled
The root access point controls flooding for all access points
serving as designated bridges for the secondary LANs.
Set locally
Designated bridges for the secondary LANs control flooding on
their LANs.
3. Select Submit Changes to save your changes. To activate your
changes, select Save/Discard Changes from the menu bar then Save
Changes and Reboot. For help, see
Saving Your Configuration
Changes on page 46.