Allied Telesis AT-S63 - Manual (Page 164)

Chapter 14: STP and RSTP
164 Section II: Advanced Features
Enabling or Disabling a Spanning Tree Protocol
To enable or disable spanning tree on the switch, perform the following
procedure:
1. From the Home page, select Configuration.
The System page is displayed with the General tab selected by
default, as shown in Figure 5 on page 40.
2. From the Configuration menu, select the Layer 2 option.
The Layer 2 page is displayed with the MAC Address tab shown by
default, as shown in Figure 23 on page 90.
3. Select the Spanning Tree tab.
The Spanning Tree tab is shown in Figure 51.
Figure 51. Spanning Tree Tab (Configuration)
4. To enable or disable spanning tree, click the Enable Spanning Tree
check box. A check indicates that the feature is enabled while no
check indicates that the feature is disabled. The default is disabled.
5. To select a spanning tree version, for the Active Protocol Version
parameter click STP, RSTP, or MSTP. The default is RSTP.
Note
Only one spanning tree protocol can be active on the switch at a
time.
6. Click Apply.