Cisco ASR 9000 Series Configuration Manual page 18

Commonly Used ROM Monitor Commands
ROMMON Command
boot tftp://config-file-path/image
cookie
confreg
dev
dir
bpcookie
reset
set
sync
unset
version
Cisco ASR 9000 Series Aggregation Services Router ROM Monitor Configuration Guide, Release 5.1.x
10
ROM Monitor Overview
Description
Manually boots the Cisco IOS XR software
with a temporary default SDR configuration
file. The system can also be booted from
external compactflash using
Cisco ASR 9000 Series Router Image Refresh
method.
Displays the system cookie.
Changes the config-register setting.
When the value of confreg is 0, it
Note
means autoboot is disabled and you
need to manually boot the
Cisco IOS XR software image from
the ROM Monitor mode. However,
if the value of confreg is non-zero
value of 0x2, it means autoboot is
enabled and the ROM Monitor mode
automatically boots the
Cisco IOS XR software image given
in the BOOT= environment variable.
Displays the available local storage devices
(for example, disk0: and disk1:).
Displays the files on a storage device.
Displays the chassis serial number, MAC
address, MAC range, PID, Controller type,
version, and so on, in a
Cisco ASR 9000 Series Router.
Resets the node.
Displays the currently set ROM Monitor
environmental settings.
Saves the new ROM Monitor environmental
settings.
Removes an environmental variable setting.
Displays the ROM Monitor version.
OL-30420-01