H3C Technologies H3C S5120 Series Switches - Manual (Page 118)

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[Device-GigabitEthernet1/0/1] port-isolate enable group 2
[Device-GigabitEthernet1/0/1] quit
[Device] interface gigabitethernet 1/0/2
[Device-GigabitEthernet1/0/2] port-isolate enable group 2
[Device-GigabitEthernet1/0/2] quit
[Device] interface gigabitethernet 1/0/3
[Device-GigabitEthernet1/0/3] port-isolate enable group 2
# Display information of isolation group 2.
<Device> display port-isolate group 2
Port-isolate group information:
Uplink port support: YES
Group ID: 2
Group members:
GigabitEthernet1/0/1 GigabitEthernet1/0/2 GigabitEthernet1/0/3