Cisco Equipment Operations - CCIE Routing and Switching Exam Certification Guide - page 79

At the rommon > prompt, type confreg 0x2142 to boot from flash without
loading the startup configuration in NVRAM at the next reload.

Step 3

Type reset . The router reboots but ignores the configuration in NVRAM. Step 4

The router runs the Setup Dialog. Type no or press Ctrl-C to skip the Initial
Setup Dialog.

Step 5

Type enable at the Router> prompt to go to privileged exec mode. Step 6

Copy the startup configuration to the running configuration by using the
configure memory or copy startup-config running-config commands. Do
not type configure terminal . If you use the configure terminal command,
you overwrite the configuration stored in NVRAM.

Step 7

View the configuration by typing write terminal or show running-config .
View the configured line, vty, and enable passwords. Any encrypted
passwords need to be changed.

Step 8

Enter configuration mode by typing configure terminal . Change the line or
enable passwords as necessary.

Step 9

Step 10 All interfaces are in a shutdown state. Issue the no shutdown command on
every interface that is to be used.

Step 11 Type config-register 0x2102 to return the router to normal operation at the
next reload.

Step 12 Exit configuration mode by pressing Ctrl-z or End .

Step 13 Save your changes by typing write memory or copy running-config
startup-config .

Step 14 Reload the router and verify the passwords.

The following is the procedure for non-RISC based routers. This procedure is from Cisco's web
site at www.cisco.com/warp/public/474/.

Non-RISC based routers include Cisco models 2000, 2500, 3000, 4000, 7000(RP), AGS,
and IGS.

NOTE

Turn the power switch off and back on to recycle the power. Step 1

Press the Break key or key sequence to put the router into ROM Monitor
mode. The Break key varies by computer or terminal software. The sequence
might be CTRL-D , CTRL-Break , CTRL-] , or another combination.

Step 2