Allied Telesis AT-WA7501 - Manual (Page 152)

Chapter 5: Configuring the Spanning Tree
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To use IP tunnel frame type filters
1. From the main menu, click IP Tunnels > Frame Type Filters. The
Frame Type Filters screen appears.
2. For each frame type field, check or clear the check box to configure if
the frame types are passed or are dropped. If you check the check
box, the frame type is allowed to pass.
For each frame type field, set the Scope field to Unlisted or All.
For help, see the next table.
3. Click Submit Changes to save your changes. To activate your
changes, from the menu bar click Save/Discard Changes, and then
click Save Changes and Reboot. For help, see “Saving Configuration
Changes” on page 45.