Chapter 3 Installing the Cisco 12404 Internet Router
Manually Booting the System
3-51
Cisco 12404 Internet Router Installation and Configuration Guide
OL-11636-01
Booting from the Cisco IOS Software Image
After locating a valid Cisco IOS software image, you can boot from that image
manually by issuing the appropriate ROM monitor mode
boot
commands from
Ensure that the Flash memory card inserted in PCMCIA slot 0 contains a valid
Cisco IOS software image; otherwise, you could instruct the system to boot an
invalid image from the Flash memory card. To examine the contents of a Flash
memory card, enter the
dir slot
n
:
command.
If you did not change the contents of the software configuration register, the
factory default setting of 0x0102 in the software configuration register causes the
system to boot Cisco IOS software from a Flash memory card inserted in
PCMCIA slot 0 the next time you boot the router.
Table 3-19
ROM Monitor Boot Commands and Description
Command
Description
boot
(No argument.) Boot the default image found in the
onboard Flash memory SIMM. The image is loaded
into the SIMM at the factory.
boot flash
Attempt to boot the router using the first file found
in the Flash memory card inserted in slot 0 (zero) of
the RP.
boot slot0:
filename
Boots the router using the specified file from the
Flash memory card in slot 0 of the RP.
boot slot1:
filename
Boots the router using the specified file from the
Flash memory card in slot 1 of the RP.
boot bootflash:
filename
Boots the router using the specified file from the
onboard Flash memory SIMM (NVRAM) on the RP.
boot tftp:
filename
[
host
]
Boots the router using the specified file from a host
TFTP server in the network.
todd.book Page 51 Tuesday, November 27, 2007 6:02 PM