Nortel Networks 2300 manual Default None Backbone Down, Spanning tree mode, Spanning tree type

Configuring and Managing Spanning Tree Protocol 333

---- --------------- ------ ----- ----- --------------- ----- -----

1	default	Up	Up	5
				1	none	Up
10	backbone	Up	Down	5
				21	none	Down
				22	none	Down

3Enable STP on the backbone VLAN and verify the change. Type the following commands:

23x0# set spantree enable vlan backbone success: change accepted.

23x0# show spantree vlan 10

VLAN	10
Spanning tree mode		PVST+
Spanning tree type		IEEE
Spanning tree enabled
Designated Root		00-0b-0e-00-04-0c
Designated Root Priority		32768
Designated Root Path Cost		0
We are the root

Root Max Age	20	sec	Hello	Time 2	sec	Forward Delay 15	sec
Bridge ID MAC ADDR				00-0b-0e-00-04-0c
Bridge ID Priority				32768
Bridge Max Age 20		sec	Hello	Time 2	sec	Forward Delay 15	sec
Port		Vlan	Port-State			Cost Prio Portfast

---------------------------------------------------------------

-----
21	10	Disabled	4	128	Disabled
22	10	Disabled	4	128	Disabled

4Reconnect or reenable ports 21 and 22 and verify the change. Type the following commands:

23x0# set port enable 21-22

success: set "enable" on port 21-22

23x0# show port status

Port NameAdmin Oper Config Actual Type Media

===============================================================================

1	up	up	auto	100/full network	10/100BaseTx
2	up	down	auto	network	10/100BaseTx
3	up	down	auto	network	10/100BaseTx
4	up	down	auto	network	10/100BaseTx
5	up	down	auto	network	10/100BaseTx
6	up	down	auto	network	10/100BaseTx
7	up	down	auto	network	10/100BaseTx
8	up	down	auto	network	10/100BaseTx
9	up	down	auto	network	10/100BaseTx
10	up	down	auto	network	10/100BaseTx
11	up	down	auto	network	10/100BaseTx
12	up	down	auto	network	10/100BaseTx

Nortel WLAN Security Switch 2300 Series Configuration Guide