Information Technology Reference
In-Depth Information
Figure25-3 Password Recovery: IGS Running Software Release Prior to 9.1
Lost
password
Record the
setting
s
of the
rear panel
DIP switches
Set switch 7
to ON (down);
Set switches
0-3 to OFF (up)
Power
down
the router
Pow
e
r up
the router
Cisco IGS running
software prior to
Software Release 9.1.
Enter
b
at the
ROM monitor
(
>
) prompt
Press Return
until
the
Test-System >
prompt appears
Enter the
enable
command
Enter the
show
configuration
command
Enter the
configure
memory
command
Enter the
configure
terminal
command
Configure your
new login
and/or enable
password(s)
Exit
configuration
mode by entering
Z
Enter the
write
memory
command
Yes
Encrypted
password?
No
Return the
rear panel DIP
switches to
their original
settings
Locate and
record the
forgotten login
and/or enable
password(s)
Do NOT make
configuration
changes or
write memory
at this point
Power down
the router
Power up
the router
Pass
w
ord
recovery
complete
Step 3
Set switch number 7 to the ON position (down).
Step 4
Set switches 0-3 to the OFF position (up).
Step 5
Power up the router.
The router will boot up, and the terminal will display the ROM monitor (>) prompt.
Step 6
Enter
b
(bootstrap) at the (>) prompt.
Step 7
Press the Return key until the Test-System prompt appears.
Step 8
Enter the
enable
privileged exec command at the Test-System prompt.
Step 9
If the password is clear-text (is not encrypted), go to Step 14.
If the password is encrypted, continue with Step 10.
Step 10
If the password is encrypted, enter the
configure memory
privileged exec command. This writes the
stored configuration into running memory.
Step 11
Enter the
configure terminal
privileged exec command to enter router configuration mode.
Step 12
If you have lost the enable password, use the
enable-passwo
rd global configuration command to
configure a new password, and press ^Z to exit configuration mode.
If you have lost the login password, configure a new password on the console line using the
login
and
password
line configuration commands. Press ^Z to exit configuration mode.
Syntax:
To enable password checking at login, use the
login
line configuration command:
login
[
local
|
tacacs
]
Syntax description:
