Password cracking for Cisco 2960
1. Press the model key, power on, and hold down the mode button until the Sys light does not Flash (always on) until switch: mode appears
2. initialize the flash card
switch: flash_initInitializing Flash...flashfs[0]: 603 files, 19 directoriesflashfs[0]: 0 orphaned files, 0 orphaned directoriesflashfs[0]: Total bytes: 32514048flashfs[0]: Bytes used: 8335872flashfs[0]: Bytes available: 24178176flashfs[0]: flashfs fsck took 10 seconds....done Initializing Flash.Setting console baud rate to 9600...
3. view Flash Content
switch: dir flash:Directory of flash:/2 -rwx 1481 <date> config.text.renamed3 -rwx 5 <date> private-config.text.renamed7 drwx 192 <date> c2960-lanbase-mz.122-35.SE524178176 bytes available (8335872 bytes used)
4. Rename the password file name and view
switch: rename flash:config.text.renamed flash:config.text.renamed.oldswitch: dir flash:Directory of flash:/2 -rwx 1481 <date> config.text.renamed.old3 -rwx 5 <date> private-config.text.renamed7 drwx 192 <date> c2960-lanbase-mz.122-35.SE524178176 bytes available (8335872 bytes used)
5. Restart
switch: bootLoading "flash:c2960-lanbase-mz.122-35.SE5/c2960-lanbase-mz.122-35.SE5.bin"[email protected]@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@File "flash:c2960-lanbase-mz.122-35.SE5/c2960-lanbase-mz.122-35.SE5.bin" uncompressed and installed, entry point: 0x3000executing... Restricted Rights LegendUse, duplication, or disclosure by the Government issubject to restrictions as set forth in subparagraph(c) of the Commercial Computer Software - RestrictedRights clause at FAR sec. 52.227-19 and subparagraph(c) (1) (ii) of the Rights in Technical Data and ComputerSoftware clause at DFARS sec. 252.227-7013. cisco Systems, Inc. 170 West Tasman Drive San Jose, California 95134-1706Cisco IOS Software, C2960 Software (C2960-LANBASE-M), Version 12.2(35)SE5, RELEASE SOFTWARE (fc1)Copyright (c) 1986-2007 by Cisco Systems, Inc.Compiled Thu 19-Jul-07 20:06 by nachenImage text-base: 0x00003000, data-base: 0x00D40000Initializing flashfs...flashfs[1]: 603 files, 19 directoriesflashfs[1]: 0 orphaned files, 0 orphaned directoriesflashfs[1]: Total bytes: 32514048flashfs[1]: Bytes used: 8335872flashfs[1]: Bytes available: 24178176flashfs[1]: flashfs fsck took 1 seconds.flashfs[1]: Initialization complete....done Initializing flashfs.POST: CPU MIC register Tests : BeginPOST: CPU MIC register Tests : End, Status PassedPOST: PortASIC Memory Tests : BeginPOST: PortASIC Memory Tests : End, Status PassedPOST: CPU MIC interface Loopback Tests : BeginPOST: CPU MIC interface Loopback Tests : End, Status PassedPOST: PortASIC RingLoopback Tests : BeginPOST: PortASIC RingLoopback Tests : End, Status PassedPOST: PortASIC CAM Subsystem Tests : BeginPOST: PortASIC CAM Subsystem Tests : End, Status PassedPOST: PortASIC Port Loopback Tests : BeginPOST: PortASIC Port Loopback Tests : End, Status PassedWaiting for Port download...Completecisco WS-C2960-24TT-L (PowerPC405) processor (revision D0) with 61440K/4088K bytes of memory.Processor board ID FOC1202W1WGLast reset from power-on1 Virtual Ethernet interface24 FastEthernet interfaces2 Gigabit Ethernet interfacesThe password-recovery mechanism is enabled.64K bytes of flash-simulated non-volatile configuration memory.Base ethernet MAC Address : 00:1F:27:44:5F:00Motherboard assembly number : 73-10390-04Power supply part number : 341-0097-02Motherboard serial number : FOC12022J7GPower supply serial number : AZS115017D4Model revision number : D0Motherboard revision number : A0Model number : WS-C2960-24TT-LSystem serial number : FOC1202W1WGTop Assembly Part Number : 800-27221-03Top Assembly Revision Number : B0Version ID : V03CLEI Code Number : COM3L00BRBHardware Board Revision Number : 0x01Switch Ports Model SW Version SW Image ------ ----- ----- ---------- ---------- * 1 26 WS-C2960-24TT-L 12.2(35)SE5 C2960-LANBASE-M Press RETURN to get started!Would you like to terminate autoinstall? [yes]: --- System Configuration Dialog ---
6. In privileged mode, change the configuration file in flash back to its original name.
Would you like to enter the initial configuration dialog? [yes/no]: nSwitch>en Switch#rename flash:config.text.renamed.old flash:config.text.renamedDestination filename [config.text.renamed]?Switch#Switch#copy flash:config.text.renamed system:running-config
How to forget the password of the cisco2960 vswitch