Removing the Commander
Establish a console session with the stack using a direct console cable connection, telnet, or equivalent. If using the console cable, connect it to a switch other than the Commander
Enter the following command to force Commander status over to the Standby switch:
switch(config)#: redundancy switchover
This causes the Standby switch to take the role of the Commander and for a new Standby to be selected from the remaining member switches. The former Commander becomes a Member of the stack.To remove the former Commander from the stack:
switch(config)#: stacking member
<n>
remove
wheren
is the member number of the former Commander.Power down the removed switch.
Disconnect the stacking cables from the removed switch and from the other switches in the stack.