Cisco ASR 9000 Series Configuration Manual page 66

Recovering the Root Password on Single-RSP Routers
SUMMARY STEPS
1. Place the router in ROM Monitor (ROMMON) mode.
2. Set the RSP configuration register to 0x142 at the ROM Monitor prompt:
3. Reset or power cycle the router so that the new setting takes effect:
4. Press Return at the prompt to enter the password recovery dialog, and then enter the new root-system
username and password, and save the configuration.
DETAILED STEPS
Command or Action
Step 1 Place the router in ROM Monitor (ROMMON) mode.
Step 2
Set the RSP configuration register to 0x142 at the ROM Monitor prompt:
Example:
confreg
rommon B1>
Step 3 Reset or power cycle the router so that the new setting takes effect:
Step 4
Press Return at the prompt to enter the password recovery dialog, and then
enter the new root-system username and password, and save the configuration.
Example:
router RP/0/RSP0/CPU0 is now available
Press RETURN to get started.
--- Administrative User Dialog ---
Enter root-system username: user
Enter secret:
Enter secret again:
RP/0/0/CPU0:Jan 10 12:50:53.105 : exec[65652]:
%MGBL-CONFIG-6-DB_COMMIT :
'Administration configuration committed by system'. Use 'show
configuration commit changes 2000000009' to view the changes.
Use the 'admin' mode 'configure' command to modify this
configuration.
User Access Verification
Username: user
Password:
RP/0/RSP0/CPU0:router#
Cisco ASR 9000 Series Aggregation Services Router ROM Monitor Configuration Guide, Release 5.1.x
58
0x142
Password Recovery in ROM Monitor Mode
Purpose
Note The configuration register is
not an environment variable
like TURBOBOOT. Do not
enter an equal sign when
entering the confreg
command.
reset
rommon B2>
The router password is recovered
successfully.
OL-30420-01