Spanning-Tree Mst Instance-Id Root - Siemens SCALANCE XM-400 Configuration Manual

Network structures
6.3 Spanning Tree
Further notes
You can configure the setting for the maximum number of nodes with the
max-hops
You display this setting and other information with the
configuration
6.3.4.8

spanning-tree mst instance-id root

Description
With this command you specify whether the device is a root bridge (primary) or a substitute
root bridge (secondary).
Requirement
You are in the Global Configuration mode.
The command prompt is as follows:
cli(config)#
Syntax
Call up the command with the following parameters:
spanning-tree mst{instance-id<instance-id(1-64)>}root{primary|secondary}
The parameters have the following meaning:
Parameter
instance-id
instance-id
primary
secondary
Result
The function of the device is specified.
Further notes
You disable the root bridge with the
You display this setting and other information with the commands that start with
spanning tree ...
250
command.
command.
Description
Keyword for the instance
Number of the instance
The priority of the device is set to a low value so that the
device can become the root bridge (primary) of the
Spanning Tree instance. The lower the value, the higher
the priority.
The priority of the device is set to a low value so that the
device becomes the substitute root bridge (secondary)
of the Spanning Tree instance. If the root bridge (prima-
ry) fails, the substitute root bridge (secondary) takes
over the task of the root bridge without delay.
.
show spanning tree mst
no spanning-tree mst instance-id root
SCALANCE XM-400/XR-500 Command Line Interface (CLI)
Configuration Manual, 06/2016, C79000-G8976-C252-11
spanning-tree mst
Range of values / note
-
1 ... 64
The priority is set to the
value 24576.
The priority is set to the
value 28672.
command.
show