Chapter 1 Cisco XR 12410 Router Overview
Line Card and Route Processor Overview
PRP Auxiliary and Console Ports
The auxiliary and console ports on the PRP are
•The auxiliary
•The console
PRP Reset Switch
Access to the (soft) reset switch is through a small opening in the PRP front panel (see Figure
Caution The reset switch is not a mechanism for resetting the PRP and reloading the Cisco IOS image. It is intended for software development use only. To prevent system problems or loss of data, use the reset switch only on the advice of Cisco service personnel.
Pressing the reset switch causes a nonmaskable interrupt (NMI) and places the PRP in ROM monitor mode. When the PRP enters ROM monitor mode, its behavior depends on the setting of the PRP software configuration register. For example, if the boot field of the software configuration register is set to:
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