Reset Password

Cisco

1. Connect Console cable
2. Reboot the router and press the Break key to interrupt the boot sequence.

For break key sequences
SOURCE: http://www.cisco.com/c/en/us/support/docs/routers/10000-series-routers/12818-61.html

Software Platform Operating System Try This
Hyperterminal IBM Compatible Windows XP Ctrl-Break
Hyperterminal IBM Compatible Windows 2000 Ctrl-Break
Hyperterminal IBM Compatible Windows 98 Ctrl-Break
Hyperterminal (version 595160) IBM Compatible Windows 95 Ctrl-F6-Break
Kermit Sun Workstation UNIX Ctrl-\l
Ctrl-\b
MicroPhone Pro IBM Compatible Windows Ctrl-Break
Minicom IBM Compatible Linux Ctrl-a f
ProComm Plus IBM Compatible DOS or Windows Alt-b
SecureCRT IBM Compatible Windows Ctrl-Break
Telix IBM Compatible DOS Ctrl-End
Telnet N/A N/A Ctrl-], then type send brk
Telnet to Cisco IBM Compatible N/A Ctrl-]
Teraterm IBM Compatible Windows Alt-b
Terminal IBM Compatible Windows Break
Ctrl-Break
Tip Sun Workstation UNIX Ctrl-], then Break or Ctrl-c
~#
VT 100 Emulation Data General N/A F16
Windows NT IBM Compatible Windows Break-F5
Shift-F5
Shift-6 Shift-4 Shift-b (^$B)
Z-TERMINAL Mac Apple Command-b
N/A Break-Out Box N/A Connect pin 2 (X-mit) to +V for half a second
Cisco to aux port N/A Control-Shft-6, then b
IBM Compatible N/A Ctrl-Break

3. reset
rommon 1 > confreg 0x2142
You must reset or power cycle for new config to take effect
rommon 2 > reset

4. Change the password
Type no after each setup question, or press Ctrl-C in order to skip the initial setup procedure
Router> enable
Router# copy startup-config running-config
Destination filename [running-config]? (hit enter)
Building configuration…
[OK]
Router# configure terminal
Router(config)# enable password cisco
Router(config)# enable secret cisco
Router(config)# line console 0
Router(config-line)# password cisco
Router(config)# username cisco privilege 15 secret cisco
Router(config)# config-register 0x2102
Router(config)# exit
Router# copy running-config startup-config
Destination filename [startup-config]? (hit enter)
Building configuration…
[OK]
Router# reload

Juniper

SOURCE : http://kb.juniper.net

1. Connect your Console cable with settings 9600/8/N/1
2. Power on the device and watch the screen for the line:
Hit [Enter] to boot immediately, or space bar for command prompt.
When you see that line, hit the SPACE BAR and you will receive an OK prompt.
3. At the OK prompt, you want to the system into single user mode by issuing the command
boot -s

4. The system will boot in single user mode and you will then be prompted if you want to enter the path name for shell or “recovery” for root password recovery. Since we are trying to recover the password, we will enter
recovery
5. The system will then boot and run a recovery script and place you in at the > prompt
> edit
# set system root-authentication plain-text-password
# commit
# exit
> exit
Reboot the system? [y/n] y
Fortigate
SN: FGT-7152316537
L: maintainer
P: bcpbFGT-7152316537
password=bcpb+SNHP:
1. Press Clear hole for 10s
Once you release the “Clear” button, only the password protection will be removed. All other configuration settings will remain intact, and the switch will not reboot
If you would like to disable the clear password button on the front of the HP Procurve switch then enter the following
>conf t
Switch(config)# no front-panel-security password-clear
You will also notice the reset button next to the clear button. To disable this button enter the following.
Switch(config)# no front-panel-security factory-reset
Both buttons are now disabled.If you would like to enable these buttons again, do so with the commands below.
Switch(config)# front-panel-security password-clear
Switch(config)# front-panel-security factory-reset
Finally if you are unsure of the status of the reset and clear buttons on the procurve switch then enter the following.
Switch(config)# show front-panel-security

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