Enterasys Networks 2H253, 2E253, 2H252 Current STP Mode, Priority, Operation, Add All, Configured

Spanning Tree Configuration Screen

Table 6-3 Spanning Tree Configuration Screen

Use this field…	To…
Current STP Mode	Select the current STP mode using the SPACE bar. You can select one
(Selectable)	of the following: IEEE, PVSTP, NONE, and DEC. The default setting
	is IEEE.
	It is recommended that all switches in the network be configured for
	the same STP mode setting.
	IEEE = 802.1w Spanning Tree protocol – A single spanning tree for
	the entire network. Redundant links are placed in standby mode. States
	are predetermined to ensure an accelerated failover.
	PVSTP = Per VLAN Spanning Tree Protocol – PVSTP is also known
	as the Spanning Forest. PVSTP allows each VLAN to have its own
	spanning tree, which allows multiple links to be active, each assigned
	to a different VLAN.
	NONE = Spanning tree is not enabled.
	DEC = DEC spanning tree protocol.
Priority	Select the VLAN’s 802.1D bridge priority using the SPACE bar. Valid
(Selectable)	values are in multiples of 4096, with 0 indicating high priority. Default
	value is 32768. The VLAN with the highest priority becomes the
	Spanning Tree root.
VLAN	Enter the number of the VLAN to be added or deleted from the VLAN
– bottom of screen	list.
(Modifiable)	The default value is 2.
Operation	Add or Delete the VLAN entered in the VLAN field. This field is
(Toggle)	toggled using the SPACE bar.
	The default value is Add.
ADD ALL	Implement the new configuration to all static VLANs and update the
CONFIGURED	VLAN list to include the new static VLANs.
VLAN (Toggle)

802.1 Configuration Menu Screens 6-7