Siemens SCALANCE XR-500

Network structures
6.3 Spanning Tree
SCALANCE XM-400/XR-500 Command Line Interface (CLI)
244 Configuration Manual, 11/2015, C79000-G8976-C252-10
Requirement
● Spanning tree is enabled.
● You are in the Interface configuration mode.
The command prompt is:
cli(config-if-$$$)#
Syntax
Call the command without parameters:
spanning-tree loop-guard
Result
The "Spanning Tree Loop Guard" function is enabled.
Further notes
You disable the setting with the no spanning-tree loop-guard command.
You can display the status of this function and other information with the following
commands:
●
show spanning-tree detail
●
show spanning-tree active detail
●
show spanning-tree interface
6.3.5.13
no spanning-tree loop-guard
Description
This function prevents alternative ports or root ports becoming designated ports if there is a
disruption of a one-way link.
With this command, you disable the function.
Requirement
You are in the Interface configuration mode.
The command prompt is as follows:
cli(config-if-$$$)#
Syntax
Call the command without parameters:
no spanning-tree loop-guard