Allied Telesis AT-S63 - Manual (Page 272)

Chapter 24: Port-based and Tagged VLANs
272 Section VI: Virtual LANs
Management Software. You can change the VLAN memberships
through the management software without moving the workstations
physically, or changing group memberships by moving cables from
one switch port to another.
In addition, a virtual LAN can span more than one switch. This means
that the end nodes of a VLAN do not need to be connected to the
same switch and so are not restricted to being in the same physical
location.
The AT-9400 Switch supports the following types of VLANs you can
create yourself:
ˆ Port-based VLANs
ˆ Tagged VLANs
These VLANs are described in the following sections.