Stp Root Primary - H3C S7500E Series Command Manual

Command Manual – MSTP
H3C S7500E Series Ethernet Switches
undo stp region-configuration
View
System view
Parameters
None
Description
Use the stp region-configuration command to enter MST region view.
Use the undo stp region-configuration command to restore the default MST region
configurations.
By default, the default settings are used for all the three MST region parameters.
Namely, the device's MST region name is the device's MAC address, all VLANs are
mapped to the CIST, and the MSTP revision level is 0.
After you enter MST region view, you can configure the parameters related to the MST
region, including the region name, VLAN-to-instance mapping and revision level.
Examples
# Enter MST region view.
<Sysname> system-view
[Sysname] stp region-configuration
[Sysname-mst-region]

1.1.32 stp root primary

Syntax
stp [ instance instance-id ] root primary [ bridge-diameter bridge-number ]
[ hello-time centi-seconds ]
undo stp [ instance instance-id ] root
View
System view
Parameters
instance instance-id: Configures the device as the root bridge in a particular spanning
tree instance. The effect range of instance-id is 0 to 31, with 0 representing the CIST.
bridge-number: Network diameter of the spanning tree, in the range of 2 to 7 and
defaulting to 7.
Chapter 1 MSTP Configuration Commands
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