CCNA Complete Guide 2nd Edition.pdf - Cisco Learning Home

Cisco Router Password Recovery Procedure
- Power on the router, and then send a break sequence (Ctrl-Break) to enter ROMmon.
System Bootstrap, Version 5.2(11a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
4000 processor with 16384 Kbytes of main memory
Abort at 0x10fb602 (PC)
>o
Configuration register = 0xffff2102 at last boot
Bit# Configuration register option settings:
15 Diagnostic mode disabled
14 IP broadcasts do not have network numbers
13 Boot default ROM software if network boot fails
12-11 Console speed is 9600 baud
10 IP broadcasts with ones
08 Break disabled
07 OEM disabled
06 Ignore configuration disabled
03-00 Boot file is cisco2-4000 (or 'boot system' command)
>
>o/r 0x2142 [1]
>i [2]
System Bootstrap, Version 5.2(11a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
4000 processor with 16384 Kbytes of main memory
F3: 9248+6029511+165008 at 0x12000
Self decompressing the image :
############################################################################
############################################################################
########################################################## [OK]
Restricted Rights Legend
Use, duplication, or disclosure by the Government is
subject to restrictions as set forth in subparagraph
(c) of the Commercial Computer Software - Restricted
Rights clause at FAR sec. 52.227-19 and subparagraph
(c) (1) (ii) of the Rights in Technical Data and Computer
Software clause at DFARS sec. 252.227-7013.
cisco Systems, Inc.
170 West Tasman Drive
San Jose, California 95134-1706
Cisco Internetwork Operating System Software
IOS (tm) 4000 Software (C4000-JS-M), Version 12.1(27b), RELEASE SOFTWARE
(fc1)
Copyright (c) 1986-2005 by cisco Systems, Inc.
Compiled Tue 16-Aug-05 16:53 by pwade
Image text-base: 0x00012000, data-base: 0x00C19718
[1] – Change the configuration register to ignore the contents of NVRAM. Use the confreg
command instead on Cisco 2600 Series and later.
[2] – Issue the reset command instead on Cisco 2600 Series and later.
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Copyright © 2008 Yap Chin Hoong
yapchinhoong@hotmail.com