Note The previous command can also be entered as copy slot1:image.new slot0:.
Step 5 Use the following series of commands to designate the file image.new (which is in the Flash
memory card in slot 0) as the default boot image:
Switch# configure terminal
Switch(config)# no boot system
Switch(config)# boot system flash slot0:image.new
Crtl-z
Switch# copy running-config startup-config
Switch# reload
When the system reloads, it will boot the file image.new from the Flash memory card in slot 0.
Enabling Booting from Flash Memory
To enable booting from Flash memory, set configuration register bits 3, 2, 1, and 0 to a value between
2 and 15 in conjunction with the boot system [device]:[filename] configuration command.
Following are definitions of the various Flash memory-related boot commands:
boot system slot0:[filename] —Boots the file named on the Flash memory card in slot 0
boot system slot1:[filename] —Boots the file named on the Flash memory card in slot 1
To enter configuration mode and specify a Flash memory filename in the PCMCIA slot from which
to boot, enter the configure terminal command at the enable prompt, as follows:
Switch# configure terminal
Enter configuration commands, one per line. End with CTRL-Z.
Switch(config)# boot system flash slot0:myfile
To disable Break and enable the boot system slot0: command, enter the config-register command
with the value shown in the following example:
Switch(config)# config-reg 0x2102
To exit configuration mode, enter Cntl-Z as follows:
Crtl-z
Switch#
To save the new configuration to memory, use the copy running-config startup-config command
as follows:
Switch# copy running-config startup-config
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