H3C Technologies H3C S3100 Series Switches - Manual (Page 954)

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# Configure Ethernet1/0/1 as the master port and Ethernet1/0/2 as the slave port for Smart Link group
1.
[SwitchA-smlk-group1] port Ethernet 1/0/1 master
[SwitchA-smlk-group1] port Ethernet 1/0/2 slave
# Configure to send flush messages within VLAN 1.
[SwitchA-smlk-group1] flush enable control-vlan 1
2) Enable the function of processing flush messages received from VLAN 1 on Switch C.
# Enter system view.
<SwitchC> system-view
# Enable the function of processing flush messages received from VLAN 1 on Ethernet 1/0/2.
<SwitchC> smart-link flush enable control-vlan 1 port Ethernet 1/0/2
3) Enable the function of processing flush messages received from VLAN 1 on Switch D.
# Enter system view.
<SwitchD> system-view
# Enable the function of processing flush messages received from VLAN 1 on Ethernet 1/0/2.
[SwitchD] smart-link flush enable control-vlan 1 port Ethernet 1/0/2
4) Enable the function of processing flush messages received from VLAN 1 on Switch E.
# Enter system view.
<SwitchE> system-view
# Enable the function of processing flush messages received from VLAN 1 on Ethernet 1/0/2 and
Ethernet 1/0/3.
[SwitchE] smart-link flush enable control-vlan 1 port Ethernet 1/0/2 to Ethernet 1/0/3