Root Bridge/Secondary Root Bridge Configuration - Huawei Quidway S3100 Series Operation Manual

Operation Manual – MSTP
Quidway S3100 Series Ethernet Switches
II. Configuration example
# Configure an MST region, with the name being "info", the MSTP revision level being
level 1, VLAN 2 through VLAN 10 being mapped to spanning tree instance 1, and VLAN
20 through VLAN 30 being mapped to spanning tree 2.
<Quidway> system-view
System View: return to User View with Ctrl+Z.
[Quidway] stp region-configuration
[Quidway-mst-region] region-name info
[Quidway-mst-region] instance 1 vlan 2 to 10
[Quidway-mst-region] instance 2 vlan 20 to 30
[Quidway-mst-region] revision-level 1
[Quidway-mst-region] active region-configuration
# Verify the above configuration.
[Quidway-mst-region] check region-configuration
Admin configuration
Format selector
Region name
Revision level
Instance
0
1
2

1.2.3 Root Bridge/Secondary Root Bridge Configuration

MSTP can automatically choose a switch as a root bridge. You can also manually
specify the current switch as a root bridge by using the corresponding commands.
I. Root bridge configuration
Table 1-4 Specify the current switch as the root bridge of a specified spanning tree
Operation
Enter system view
Specify the current
switch as the root
bridge
specified spanning
tree
:0
:info
:1
Vlans Mapped
11 to 19, 31 to 4094
1 to 10
20 to 30
Command
system-view
stp [ instance instance-id ]
root
of a [
bridgenum ] [ hello-time
centi-seconds ]
Huawei Technologies Proprietary
—
primary
Required
bridge-diameter
1-10
Chapter 1 MSTP Configuration
Description