Allied Telesis AT-GS950/24 User Manual page 80

Chapter 5: Virtual LANs
80
General Rules for Creating a Tagged VLAN
Here is a summary of the rules to observe when you create a tagged
VLAN:
Assign a unique name to each tagged VLAN.

Each tagged VLAN must be assigned a unique VLAN ID. If a

particular VLAN spans multiple switches, each part of the VLAN on
the different switches must be assigned the same VLAN ID.
A tagged port can be a member of multiple VLANs.

The AT-GS950/24 Gigabit Ethernet Smart Switch can support up

to 255 tagged VLANs per switch.