How to Crack Cisco Switch Password for Catalyst

Step-by-Step Guide

1. 1

   Step 1: Connect computer to the catalyst 2950 Switch using console cable.

   after rename, it will not boot from config.old , it will restart operating system and show the following information: ,,,, it will copy the configuration to the current running-config file. ,,,, it changes to the console
   0. , it means do not set password for console
   0. , it will save and quit config terminal mode. , when next time start the switch, there is no password required.
2. 2

   Step 2: Plug console cable RJ-45 side into console port at back of the Switch

3. 3

   Step 3: and DB-9 side into serial port at back of computer.

4. 4

   Step 4: Plug the power cable at back of the Switch

5. 5

   Step 5: and Holding "mode" button at left corner of the front panel for 15 seconds

6. 6

   Step 6: In Windows XP

7. 7

   Step 7: click "Start" menu

8. 8

   Step 8: and then move to "Accessories"---->"Communications"---->"Hyper Terminal"

9. 9

   Step 9: The system has been interrupted prior to initializing the flash file system

10. 10

    Step 10: and it wills show the following information.

11. 11

    Step 11: In command line

12. 12

    Step 12: type "flash_init" after"switch:_"

13. 13

    Step 13: and it will initialize the flash system.

14. 14

    Step 14: In command line

15. 15

    Step 15: type "rename flash:config.text flash:config.old"

16. 16

    Step 16: it will rename the "config.text" configuration file in flash directory as "config.old".

17. 17

    Step 17: In command line

18. 18

    Step 18: type"boot".

19. 19

    Step 19: Enter "n" at the prompt to start the Setup program.

20. 20

    Step 20: In command line

21. 21

    Step 21: type "enable"

22. 22

    Step 22: it will enable privilege mode.

23. 23

    Step 23: type"rename flash:config.old flash:config.text" after "switch#_".

24. 24

    Step 24: type"copy flash:config.text run" in command line.

25. 25

    Step 25: type"conf t" in command line

26. 26

    Step 26: it will enable configuration terminal.

27. 27

    Step 27: type"no enable password" in command line

28. 28

    Step 28: it will remove password.

29. 29

    Step 29: type"no enable secret" in command line

30. 30

    Step 30: it will remove secret.

31. 31

    Step 31: type"line console 0" in command line.

32. 32

    Step 32: type"no password" in command line.

33. 33

    Step 33: type"end" in command line.

34. 34

    Step 34: type"write" in command line

35. 35

    Step 35: it saves the configuration file to running-config file.

Detailed Guide

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