91
2.
Configure Device A:
# Enter MST region view; configure the MST region name as
example
; map VLAN 10, VLAN 30,
and VLAN 40 to MSTI 1, MSTI 3, and MSTI 4, respectively; configure the revision level of the
MST region as 0.
<DeviceA> system-view
[DeviceA] stp region-configuration
[DeviceA-mst-region] region-name example
[DeviceA-mst-region] instance 1 vlan 10
[DeviceA-mst-region] instance 3 vlan 30
[DeviceA-mst-region] instance 4 vlan 40
[DeviceA-mst-region] revision-level 0
# Activate MST region configuration.
[DeviceA-mst-region] active region-configuration
[DeviceA-mst-region] quit
# Specify the current device as the root bridge of MSTI 1.
[DeviceA] stp instance 1 root primary
# Enable the spanning tree feature globally.
[DeviceA] stp enable
3.
Configure Device B:
# Enter MST region view, configure the MST region name as
example
, map VLAN 10, VLAN 30,
and VLAN 40 to MSTI 1, MSTI 3, and MSTI 4, respectively, and configure the revision level of
the MST region as 0.
<DeviceB> system-view
[DeviceB] stp region-configuration
[DeviceB-mst-region] region-name example
[DeviceB-mst-region] instance 1 vlan 10
[DeviceB-mst-region] instance 3 vlan 30
[DeviceB-mst-region] instance 4 vlan 40
[DeviceB-mst-region] revision-level 0
# Activate MST region configuration.
[DeviceB-mst-region] active region-configuration
[DeviceB-mst-region] quit
# Specify the current device as the root bridge of MSTI 3.
[DeviceB] stp instance 3 root primary
# Enable the spanning tree feature globally.
[DeviceB] stp enable
4.
Configure Device C:
# Enter MST region view, configure the MST region name as
example
, map VLAN 10, VLAN 30,
and VLAN 40 to MSTI 1, MSTI 3, and MSTI 4, respectively, and configure the revision level of
the MST region as 0.
<DeviceC> system-view
[DeviceC] stp region-configuration
[DeviceC-mst-region] region-name example
[DeviceC-mst-region] instance 1 vlan 10
[DeviceC-mst-region] instance 3 vlan 30
[DeviceC-mst-region] instance 4 vlan 40
[DeviceC-mst-region] revision-level 0
# Activate MST region configuration.