Allied Telesis AT-S63 - Manual (Page 568)

Chapter 24: Multiple Spanning Tree Protocol
568 Section V: Spanning Tree Protocols
Selecting MSTP as the Active Spanning Tree Protocol
To select and activate MSTP as the active spanning tree protocol on the
switch, or to disable spanning tree, perform the following procedure:
1. From the Main Menu, type 3 to select Spanning Tree Configuration.
The Spanning Tree Configuration menu is shown in Figure 178 on
page 535.
2. To change the active version of spanning tree on the switch, type 2 to
select Active Protocol Version.
The following prompt is displayed:
Enter new value (S-STP, R-RSTP, M-MSTP):
3. Type M to select MSTP.
Note
A change to the active spanning tree is automatically saved on the
switch.
4. To enable or disable spanning tree, type 1 to select Spanning Tree
Status.
The following prompt is displayed:
Enter new value (E-Enable, D-Disable):
5. Type E to enable spanning tree or D to disable it. The default is
disabled.
6. After making changes, type R until you return to the Main Menu. Then
type S to select Save Configuration Changes.