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After configuring this command, run the active region-configuration command to activate the
configured MST region level.
Examples
# Set the MSTP revision level of the MST region to 5.
<Sysname> system-view
[Sysname] stp region-configuration
[Sysname-mst-region] revision-level 5
Related commands
• active region-configuration
• check region-configuration
• display stp region-configuration
• instance
• region-name
• vlan-mapping modulo
stp bpdu-protection
Use stp bpdu-protection to enable BPDU guard.
Use undo stp bpdu-protection to disable BPDU guard.
Syntax
stp bpdu-protection
undo stp bpdu-protection
Default
BPDU guard is disabled.
Views
System view
Predefined user roles
network-admin
Examples
# Enable BPDU guard.
<Sysname> system-view
[Sysname] stp bpdu-protection
stp bridge-diameter
Use stp bridge-diameter to specify the network diameter.
Use undo stp bridge-diameter to restore the default.
Syntax
stp [ vlan vlan-id-list ] bridge-diameter diameter
undo stp [ vlan vlan-id-list ] bridge-diameter
Default
The network diameter of the switched network is 7.