334Configuring and Managing Spanning Tree Protocol

13

up

down

auto

 

network

10/100BaseTx

14

up

down

auto

 

network

10/100BaseTx

15

up

down

auto

 

network

10/100BaseTx

16

up

down

auto

 

network

10/100BaseTx

17

up

down

auto

 

network

10/100BaseTx

18

up

down

auto

 

network

10/100BaseTx

19

up

down

auto

 

network

10/100BaseTx

20

up

down

auto

 

network

10/100BaseTx

21

up

up

auto

1000/full

network

 

22

up

up

auto

1000/full

network

 

5Wait for STP to complete the listening and learning stages and converge, then verify that STP is operating properly and blocking one of the ports in the backbone VLAN. Type the following command:

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

Forwarding

4

128

Disabled

 

 

 

 

22

10

Blocking

4

128

Disabled

 

 

 

 

6Save the configuration. Type the following command:

23x0# save config

success: configuration saved.

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Nortel Networks 2300 manual Down Auto Network 10/100BaseTx 1000/full