Cisco XR 12406 Installation Manual page 129

Cisco systems router installation guide
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Chapter 3
Installing the Cisco XR 12406 Router
Manually Booting the System
Figure 3-24
PRP-3 LEDs
ETH 0
ETH 1
BITS 0
BITS 1
AUX
CONSOLE
Manually Booting the System
If your router does not find a valid system configuration image, or if you interrupt
the boot sequence, the system might enter read-only memory (ROM) monitor
mode and display the ROM monitor prompt (
). From ROM monitor mode,
rommon>
you have access to a number of commands to locate and boot a valid system
image.
Cisco XR 12406 Router Installation Guide
3-41
OL-13831-01

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