The current state of a switch:
waiting - Waiting for a limited time on other
switches in the stack to come online.
progressing - Master election or mismatch checks in
progress.
added - The switch is added to the stack.
ready - The switch is operational.
sdmMismatch - The SDM template configured on the master
is not supported by the new member.
verMismatch - The operating system version running on the
master is different from the operating
system version running on this member.
featureMismatch - Some of the features configured on the
master are not supported on this member.
newMasterInit - Waiting for the new master to finish
initialization after master switchover
(Master Re-Init).
provisioned - The switch is not an active member of the
stack.
invalid - The switch's state machine is in an
invalid state.
removed - The switch is removed from the stack.