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Additional Configuration and Maintenance Tasks
54
Performance Route Processor Installation and Configuration Guide
OL-11656-01
Additional Configuration and Maintenance Tasks
This section contains information on the following additional configuration,
maintenance, and upgrade tasks:
•
Understanding the Software Configuration Register, page 54
•
Using Flash Disks in the PRP, page 61
•
Removing and Installing a Compact Flash Disk, page 67
•
Removing and Installing a Hard Disk Drive, page 68
•
Recovering a Lost Password, page 70
•
Upgrading PRP Memory, page 73
Understanding the Software Configuration Register
Configuring the software configuration register is described in the following
sections:
•
Description of the Software Configuration Register, page 54
•
Boot Field Settings, page 57
•
Configuring the Software Configuration Register, page 58
•
Bits in the Software Configuration Register, page 59
Description of the Software Configuration Register
The software configuration register is a 16-bit register in NVRAM that you use to
define specific system parameters. You can set or change the contents of this
register to accomplish the following tasks:
•
Define the source for the default Cisco IOS software. You can specify any of
the following:
–
Flash memory card inserted in PCMCIA slot 0
–
TFTP server on the network
–
Flash memory SIMM (NVRAM) on the RP