cisco - recuperando senha e restaurando configuração

Procedimento Passo a Passo:

1. Conecte-se com o cabo de console o seu PC ao Switch. (faça a conexão com o switch);

2. Desconecte o cabo de força do switch;

3. Aperte o botão localizado junto aos leds do switch e mantenha pressionado enquanto você liga o switch novamente.

O seguinte Prompt deverá aparecer:

boot

switch:

4. Digite o commando: flash_init.

switch: flash_init

Initializing Flash...

flashfs[0]: 143 files, 4 directories

flashfs[0]: 0 orphaned files, 0 orphaned directories

flashfs[0]: Total bytes: 3612672

flashfs[0]: Bytes used: 2729472

flashfs[0]: Bytes available: 883200

flashfs[0]: flashfs fsck took 86 seconds

....done Initializing Flash.

Boot Sector Filesystem (bs:) installed, fsid: 3

Parameter Block Filesystem (pb:) installed, fsid: 4

switch:

!--- This output is from a 2900XL switch. Output from

!--- other switches will vary slightly.

5. Digite o commando load_helper

switch: load_helper

switch:

6. Digite o commando dir flash:

Note: Escreva dois pontos ":" após o dir flash.

The switch file system is displayed:

switch: dir flash:

Directory of flash:/

2 -rwx 1803357 <date> c3500xl-c3h2s-mz.120-

5.WC7.bin

!--- This is the current version of software.

4 -rwx 1131 <date> config.text

!--- This is the configuration file.

5 -rwx 109 <date> info

6 -rwx 389 <date> env_vars

7 drwx 640 <date> html

18 -rwx 109 <date> info.ver

403968 bytes available (3208704 bytes used)

switch:

!--- This output is from a 3500XL switch. Output from

!--- other switches will vary slightly.

7. Escreva rename flash:config.text flash:config.old para renomear o arquivo de configuração.

switch: rename flash:config.text flash:config.old

switch:

!--- The config.text file contains the password

!--- definition.

8. Digite o commando boot

switch: boot

Loading "flash:c3500xl-c3h2s-mz.120-

5.WC7.bin"...###############################

##################################################################

##############

##################################################################

####

File "flash:c3500xl-c3h2s-mz.120-5.WC7.bin" uncompressed and

installed, entry po

int: 0x3000

executing...

9. Entre com a opção "n" no prompt para abortar as configurações iniciais.

--- System Configuration Dialog ---

At any point you may enter a question mark '?' for help.

Use ctrl-c to abort configuration dialog at any prompt.

Default settings are in square brackets '[]'.

Continue with configuration dialog? [yes/no]: n

!--- Type "n" for no.

Press RETURN to get started.

!--- Press Return or Enter.

Switch>

!--- The Switch> prompt is displayed.

10. No prompt do switch digite en para entrar no modo privilegiado (enable) -

enable mode.

Switch>en

Switch#

11. Digite rename flash:config.old flash:config.text para renomear o arquivo para seu nome original

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

Destination filename [config.text]

!--- Press Return or Enter.

Switch#

12. Copie a configuração para a memória .

Switch#copy flash:config.text system:running-config

Destination filename [running-config]?

!--- Press Return or Enter.

1131 bytes copied in 0.760 secs

Sw1#

The configuration file is now reloaded.

13. Crie um novo password

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>

14. Grave as configurações na Nvram com o commando : write memory

Sw1#write memory

Building configuration...

[OK]

Sw1#