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Cisco 12010, Cisco 12410, and Cisco 12810 Router Installation and Configuration Guide
OL-11496-01
Chapter 4 System Startup and Basic System Configuration
Manually Booting the System
Caution
Use the
boot
flash
command with care. Make sure that the flash memory card
inserted in 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. Before
entering a boot command, always enter the
dir slot
n
:
command to examine the
contents of a flash memory card.
Table 4-3
Boot Commands
Command
Purpose
boot
(No argument.) Boots the default image in
NVRAM. This image is loaded into memory
at the factory.
boot bootflash:
filename
Boots the router using the specified file in
NVRAM.
boot disk0:
filename
Boots the file
filename
from the flash disk in
slot 0.
boot disk1:
filename
Boots the file
filename
from the flash disk in
slot 1.
boot flash
(Does not specify a particular PCMCIA slot.)
Attempts to boot the router using the first file
from the flash memory card in slot 0.
boot slot0:
filename
Boots the specified file from the linear flash
memory card in slot 0.
boot slot1:
filename
Boots the specified file from the linear flash
memory card in slot 1.
boot tftp:
filename
[
host
]
or
boot
[
host
]
filename
Boots the router using the specified file and
host name from a TFTP server in the network.
Summary of Contents for 12010 series
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