User`s guide

Section III: Web Browser Management
268
Configuring STP
Caution
The bridge provides default STP parameters that are adequate for
most networks. Changing them without prior experience and an
understanding of how STP works might have a negative effect on
your network. You should consult the IEEE 802.1d standard before
changing any of the STP parameters.
1. From the Spanning Tree tab menu, click STP Configuration and click
Configure.
The Spanning Tree menu in Figure 83 is displayed.
Figure 83 STP Bridge Configuration Menu