Cisco 7304 Quick Start Manual page 35

Try to boot from the valid Cisco IOS image.
Step 3
rommon 5 > boot disk0:c7300-js-mz.121-99.WS_DAILY_BUILD_20010706
Self decompressing the image : ###############################################################
##################################################################################################
##################################################################################################
##################################################################################################
[OK]
If the image is valid, this brings you back to normal operation mode. Confirm that the boot variable and configuration
Step 4
register contain values to point to this image.
Router# show bootvariable
BOOT variable = disk0:c7300-js-mz.121-99.WS_DAILY_BUILD_20010706,12
CONFIG_FILE variable does not exist
BOOTLDR variable =
Configuration register is 0x2101
Router# conf t
Enter configuration commands, one per line.
Step 5 Enter no boot system to erase all previously defined boot variables.
Router(config)# no boot system
Router(config)# boot system disk0:c7304-js-mz.121.99
Router(config)#^Z
Router#
22:51:40: %SYS-5-CONFIG_I: Configured from console by console
A newly defined variable does not go into effect yet, as seen from show bootvariable.
Router# show bootvariable
BOOT variable = disk0:c7300-js-mz.121-99.WS_DAILY_BUILD_20010706,12
CONFIG_FILE variable does not exist
BOOTLDR variable =
Configuration register is 0x2102
The newly defined variable only takes effect after using the copy running-config startup-config command or after a save
of system configuration during the reload command.
Router# copy running-config startup-config
Building configuration...
[OK]
Router#sh bootv
BOOT variable = disk0:c7304-js-mz.121.99,12
CONFIG_FILE variable does not exist
BOOTLDR variable =
Configuration register is 0x2102
Step 6 If none of the images are valid, use the boot image to download a valid Cisco IOS software image using a Trivial File
Transfer Protocol (TFTP) server.
Change the configuration register to boot the boot image by setting the configuration register as follows, depending on
a.
the prompt you have:
rommon 1 > confreg 0x2101
b. Boot the boot image by resetting the router. (You must reset or power cycle the router for the new configuration to take
effect.)
rommon 2 > reset
or
> i
End with CNTL/Z.
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