1-9To do... Use the command… RemarksClear the statistics about flushmessages reset smart-link statistics Available in user viewSmart Link Configuration ExamplesSingle Smart Link Group Configuration ExampleNetwork requirementsAs shown in Figure 1-2:z Map VLANs 1 through 10, VLANs 11 through 20, and VLANs 21 through 30 to MSTI 0, MSTI 1,and MSTI 2 respectively.z Traffic of VLANs 1 through 30 on Device C and Device D are dually uplinked to Device A.z Configure Smart Link on the devices for dual uplink backup, using VLAN 1 (the default) for flushupdate.Figure 1-2 Single smart link group configurationDevice ADevice EDevice DDevice CDevice BGE1/0/1GE1/0/2GE1/0/1GE1/0/1GE1/0/2GE1/0/2GE1/0/3GE1/0/1GE1/0/2GE1/0/3GE1/0/1GE1/0/2Master linkSlave linkSmart link groupConfiguration procedure1) Configuration on Device C# Create VLANs 1 through 30, map VLANs 1 through 10, VLANs 11 through 20, and VLANs 21through 30 to MSTI 0, MSTI 1, and MSTI 2 respectively, and activate the MST region configuration. system-view[DeviceC] vlan 1 to 30[DeviceC] stp region-configuration[DeviceC-mst-region] instance 0 vlan 1 to 10[DeviceC-mst-region] instance 1 vlan 11 to 20[DeviceC-mst-region] instance 2 vlan 21 to 30[DeviceC-mst-region] active region-configuration[DeviceC-mst-region] quit# Disable STP on GigabitEthernet 1/0/1 and GigabitEthernet 1/0/2 separately, and configure them astrunk ports that permit VLANs 1 through 30.