Enterasys 1805 User Guide

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74  Configuring & Monitoring the Switch
ELS100-S24TX2M
Configuring Spanning Tree Parameters
The ELS100-S24TX2M switch supports the IEEE 802.1D Spanning Tree 
Protocol. This protocol allows redundant connections to be created 
between LAN segments for purposes of fault tolerance. Two or more 
physical paths between different segments can be created through the 
switch, with the Spanning Tree Protocol choosing a single path at any 
given time and disabling all others.
If the chosen path fails for any reason, a disabled alternative is activated, 
thereby maintaining the connection. See Appendix A, “Spanning Tree 
Concepts” on page 85 for further information on using the Spanning Tree 
Protocol in a network.
To configure Spanning Tree Parameters, do the following:
1.  Select the Device Control Menu from the Main Menu.
2.  Select the Spanning Tree Configuration Menu and then STA Bridge 
Configuration.
3.  Turn the switch Spanning Tree operation on or off by setting the 
Spanning Tree Protocol field to ENABLED.
4.  Form the Spanning Tree Configuration Menu, select STA Port 
Configuration.
The Spanning Tree Port Configuration Menu displays. Change the 
parameters that display in this menu as required.
Configuring Spanning Tree parameters from their default 
can cause  serious deterioration of network performance.