| Chapter 7:
IOS Images
Commands:
b
Boots the operating system manually.
boot
system
Specifies the system image that the
router loads at startup.
config-register
Changes the configuration register
settings.
configure
terminal
- Configures the terminal manually from
the console terminal.
copy
flash tftp
- Copies the system image from Flash
memory to a tftp server.
copy
running-config startup-config
- Stores the current configuration in RAM
into NVRAM.
copy
tftp flash
- Downloads a new image from tftp server
to Flash memory.
reload
- Halts and performs a cold reset;
reloads the operating system.
show
flash
- Displays the layout and content of Flash
memory.
show
running-config
- Displays the current configuration in
RAM.
show
startup-config
Displays the saved configuration, which
is the contents of NVRAM.
 show
startup-config
Displays the saved configuration, which
is the contents of NVRAM.
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