3Com 4500G Family Configuration Manual page 1198

[SwitchA] stack role master
2) Configure the slave devices
# On Switch B, configure local ports Ten-GigabitEthernet 1/1/1, Ten-GigabitEthernet 1/2/1, and
Ten-GigabitEthernet 1/2/2 as stack ports.
<SwitchB> system-view
[SwitchB] stack stack-port 3 port Ten-GigabitEthernet 1/1/1 Ten-GigabitEthernet 1/2/1
Ten-GigabitEthernet 1/2/2
# On Switch C, configure local port Ten-GigabitEthernet 1/1/1 as a stack port.
<SwitchC> system-view
[SwitchC] stack stack-port 1 port Ten-GigabitEthernet 1/1/1
# On Switch D, configure local port Ten-GigabitEthernet 1/1/1 as a stack port.
<SwitchD> system-view
[SwitchD] stack stack-port 1 port Ten-GigabitEthernet 1/1/1
3) Verify the configuration
# Display stack information of the stack members on Switch A.
<stack_0.SwitchA> display stack members
Number : 0
Role : Master
Sysname : stack_0. SwitchA
Switch type: Switch 4500G 24-Port
MAC address: 000f-e200-1000
Number : 1
Role : Slave
Sysname : stack_1. SwitchB
Device type: Switch 4500G 24-Port
MAC address: 000f-e200-1001
Number : 2
Role : Slave
Sysname : stack_2. DeviceC
Device type: Switch 4500G 24-Port
MAC address: 000f-e200-1002
Number : 3
Role : Slave
Sysname : stack_3. DeviceD
Device type: Switch 4500G 24-Port
MAC address: 000f-e200-1003
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