$ ze config edit -f ze.conf
ze# show system host
host edge-original
ze# set system host edge-trial
ze# show | compare
ze# commit confirmed 8
Committed. Confirm within 8s or auto-revert. Use 'confirm' or 'confirm abort'.
ze# show system host
host edge-trial
Timeout: configuration automatically rolled back.
ze# show system host
host edge-original

ze# set system host edge-confirmed
ze# commit confirmed 8
Committed. Confirm within 8s or auto-revert. Use 'confirm' or 'confirm abort'.
ze# confirm
Configuration confirmed and saved permanently.
ze# show system host
host edge-confirmed

The first change is left unconfirmed and rolls back. The second receives `confirm`; after waiting beyond the same deadline, the editor still reports edge-confirmed.