Allied Telesis AT-S63 - Manual (Page 342)

Chapter 23: Protected Ports VLAN Commands
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DESTROY VLAN
Syntax
destroy vlan= name | vid |all
Parameters
vlan Specifies the name or VID of the VLAN to be
destroyed. To delete all tagged, port-based, and
protected ports VLANs on the switch, use the ALL
option.
Description
This command deletes VLANs from the switch. You can use this
command to delete tagged, port-based, and protected port VLANs. All
untagged ports in a deleted VLAN are automatically returned to the
Default_VLAN. You cannot delete the Default_VLAN.
Example
The following command deletes the VLAN called InternetGroups:
destroy vlan=InternetGroups
The following command deletes all VLANs:
destroy vlan=all