Allied Telesis AT-S63 - Manual (Page 580)

Chapter 23: Port-based and Tagged VLANs
580 Section V: VLANs
In most cases, you will probably want to leave ingress filtering activated on
the switch, which is the default. You can enable or disable ingress filtering
on a per switch basis. You cannot set this per port.
To enable or disable ingress filtering, perform the following procedure:
1. From the Main Menu, type 2 to select VLAN Configuration.
The VLAN Configuration menu is shown in Figure 198 on page 561.
2. From the VLAN Configuration menu, type 1 to select Ingress Filtering
Status.
The following prompt is displayed:
Enter Ingress Filtering Status (E-Enable, D-Disable) ->
3. Type E to activate ingress filtering or D to disable the feature on the
switch.
A change to the status of ingress filtering is immediately activated on
the switch.
4. After making changes, type R until you return to the Main Menu. Then
type S to select Save Configuration Changes.