Saving power for FUPs You can save power by turning off the unused flexible modules under the following scenarios: ProcedureBooting a switch with no inserted flexible modules, and with or without flexible module configuration Changing flexible modules in savepower status in a running stack Booting a switch with flexible modules inserted, and flexible modules in savepower status Booting a switch with no inserted flexible modules, and with or without flexible module configuration Changing flexible modules in savepower status in a running stack Booting a switch with flexible modules inserted, and flexible modules in savepower status