The VLAN icons in the navigation pane represent the VLANs that are part of an STG. The following figure shows the elements of a typical VLAN icon.

Part	Description
Icon symbol	Shows the type of VLAN.
	Symbol	Description
		Port based-a VLAN in which the ports are explicitly assigned to the VLAN.
		Subnet based-a VLAN in which ports are dynamically added to the VLAN based on source IP subnet.
		Protocol based-a VLAN in which ports are dynamically added to the VLAN based on a network protocol.
		MAC SA based-a VLAN in which ports are dynamically added to the VLAN based on the source MAC address.
Icon color	Shows the color applied when highlighting the VLAN on the topology map. See Highlighting STGs and VLANs on the topology map for more information.
Icon label	Shows information about the VLAN
	Label part		Description
	VLAN name		The name of the VLAN.
	VLAN ID		The ID number of the VLAN.
	STG ID		The ID of the STG to which the VLAN belongs.
	Typeface (italic or normal)		An italic icon label indicates that an IP address has been defined for the VLAN, and that the VLAN is routable.