1-47[Sysname] stp instance 3 root primary3) Configure Switch C.# Enter MST region view. system-view[Sysname] stp region-configuration# Configure the MST region.[Sysname-mst-region] region-name example[Sysname-mst-region] instance 1 vlan 10[Sysname-mst-region] instance 3 vlan 30[Sysname-mst-region] instance 4 vlan 40[Sysname-mst-region] revision-level 0# Activate the settings of the MST region manually.[Sysname-mst-region] active region-configuration# Specify Switch C as the root bridge of MSTI 4.[Sysname] stp instance 4 root primary4) Configure Switch D# Enter MST region view. system-view[Sysname] stp region-configuration# Configure the MST region.[Sysname-mst-region] region-name example[Sysname-mst-region] instance 1 vlan 10[Sysname-mst-region] instance 3 vlan 30[Sysname-mst-region] instance 4 vlan 40[Sysname-mst-region] revision-level 0# Activate the settings of the MST region manually.[Sysname-mst-region] active region-configurationVLAN-VPN Tunnel Configuration ExampleNetwork requirementsz S5600 switches operate as the access devices of the service provider network, that is, Switch Cand Switch D in the network diagram.z Switch A and Switch B are the access devices for the customer networks.z Switch C and Switch D are connected to each other through the configured trunk ports of theswitches. The VLAN-VPN tunnel function is enabled in system view, thus implementingtransparent transmission between the customer networks and the service provider network.
