Asus GigaX2024SX - Manual (Page 325)

4-157
assign an interface to VLAN groups as a tagged member.
• Frames are always tagged within the switch. The tagged/untagged parameter
used when adding a VLAN to an interface tells the switch whether to keep or
remove the tag from a frame on egress.
• If none of the intermediate network devices nor the host at the other end of the
connection supports VLANs, the interface should be added to these VLANs as an
untagged member. Otherwise, it is only necessary to add at most oneVLAN as
untagged, and this should correspond to the native VLAN for the interface.
• If a VLAN on the forbidden list for an interface is manually added to that interface,
the VLAN is automatically removed from the forbidden list for that interface.
Example
The following example shows how to add VLANs 1, 2, 5 and 6 to the allowed list
as tagged VLANs for port 1: