3Com Switch 4200G Configuration Guide

MSTP Implementation Example 147
b Configure the MST region.
[4200G-mst-region] region-name example
[4200G-mst-region] instance 1 vlan 10
[4200G-mst-region] instance 3 vlan 30
[4200G-mst-region] instance 4 vlan 40
[4200G-mst-region] revision-level 0
c Activate the settings of the MST region.
[4200G-mst-region] active region-configuration