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Cisco IOS Password recovery
Power the switch and bring it to switch: prompt
switch: flash_init switch: load_helper switch: dir flash: switch: rename flash:config.text flash:config.old switch: boot
After booting the switch enable rename flash:config.old flash:config.text
Sw1# conf t !−−− To overwrite existing secret password Sw1(config)# enable secret
<new_secret_password> !−−− To overwrite existing enable password
Sw1(config)# enable password <new_enable_password>
!−−− To overwrite existing vty password Sw1(config)# line vty 0 15 Sw1(config−line)# password <new_vty_password> Sw1(config−line)# login !−−− To overwrite existing console password Sw1(config−line)# line con 0 Sw1(config−line)# password <new_console_password>
Write the running configuration to the configuration file with the write memory command.
Sw1# write memory Building configuration… [OK] Sw1