Password Recovery on a Catalyst 3750-E

Password recovery on a Catalyst 3750-E

• Press and hold the Mode button on the front of the system then connect the power

• Continue holding until the SYS LED blinks from green, to amber, to green, then turns solid green.

• Release Mode and you should have a prompt for – switch:

• Do – switch: flash_init

• Next do – switch: dir flash:

• Next do – switch:  rename flash:config.text flash:config.old

• Next do – switch: boot

• Once the system reboots you can either save the blank config and work from a clean install                   #wr mem

• Or, recover the old config and reset the password:   

                       #rename flash:config.old flash:config.text

• Then do – #copy flash:config.text system:running-config

• Change all the passwords and apply an appropriate user account:

          (config)#enable secret [password]

          (config)#username Trevor password [password]

          (config)#line con 0

                        password [password]

                        login

          (config)#line vty 0 4

                       password [password]

                       login

• Finally save the config and reload –

                     #wr mem

                     #reload

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