Rack # 2 Router 4 (2500 Series Router)
-----------------

r4>show ver
Cisco Internetwork Operating System Software
IOS (tm) 2500 Software (C2500-JS-L), Version 11.2(10a), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1997 by cisco Systems, Inc.
Compiled Tue 02-Dec-97 16:33 by ckralik
Image text-base: 0x0303FB00, data-base: 0x00001000

ROM: System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
BOOTFLASH: 3000 Bootstrap Software (IGS-RXBOOT), Version 10.2(8a), RELEASE SOFTW
ARE (fc1)

r4 uptime is 3 hours, 44 minutes
System restarted by reload
System image file is "flash:c2511-js-l_112-10a.exe", booted via flash

cisco 2500 (68030) processor (revision F) with 16384K/2048K bytes of memory.
Processor board ID 04824311, with hardware revision 00000000
Bridging software.
SuperLAT software copyright 1990 by Meridian Technology Corp).
X.25 software, Version 2.0, NET2, BFE and GOSIP compliant.
TN3270 Emulation software.
1 Ethernet/IEEE 802.3 interface(s)
2 Serial network interface(s)
32K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read ONLY)

Configuration register is 0x2102

r4>

After restrating ther router
-----------------------------

r4>
System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
Copyright (c) 1986-1995 by cisco Systems
2500 processor with 16384 Kbytes of main memory

Abort at 0x10EA880 (PC)
>
>

After Step # 12
---------------


r4#show ver
Cisco Internetwork Operating System Software
IOS (tm) 2500 Software (C2500-JS-L), Version 11.2(10a), RELEASE SOFTWARE (fc1)
Copyright (c) 1986-1997 by cisco Systems, Inc.
Copyright (c) 1986-1997 by cisco Systems, Inc.
Image text-base: 0x0303FB00, data-base: 0x00001000

ROM: System Bootstrap, Version 5.2(8a), RELEASE SOFTWARE
BOOTFLASH: 3000 Bootstrap Software (IGS-RXBOOT), Version 10.2(8a), RELEASE SOFTW
ARE (fc1)

r4 uptime is 5 minutes
System restarted by power-on
System image file is "flash:c2511-js-l_112-10a.exe", booted via flash

cisco 2500 (68030) processor (revision F) with 16384K/2048K bytes of memory.
Processor board ID 04824311, with hardware revision 00000000
Bridging software.
SuperLAT software copyright 1990 by Meridian Technology Corp).
X.25 software, Version 2.0, NET2, BFE and GOSIP compliant.
TN3270 Emulation software.
1 Ethernet/IEEE 802.3 interface(s)
2 Serial network interface(s)
32K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read ONLY)

Configuration register is 0x2142 (will be 0x2102 at next reload)

r4#


If you press O command at ROMMONitor mode
------------------------------------------

>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 cisco2-2500 (or 'boot system' command)

>

Q # 5
-----

Router(config)#enable secret shahzad
The enable secret you have chosen is the same as your enable password.
This is not recommended.  Re-enter the enable secret.

Router(config)#