Configuration Register Information for the Cisco
uBR7200 Series Universal Broadband Routers
The following information is found in this appendix:
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Configuration Bit Meanings
Use the processor configuration register information contained in this appendix to do the following:
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Table E-1
in-depth description of each setting.
Table E-1
Bit No.
00–03
06
07
OL-5013-02
Configuration Bit Meanings, page E-1
Displaying the Configuration Register While Running Cisco IOS, page E-5
Displaying the Configuration Register While Running ROM Monitor, page E-6
Setting the Configuration Register While Running Cisco IOS, page E-6
Setting the Configuration Register While Running ROM Monitor, page E-7
Set and display the configuration register value
Force the system into the bootstrap program
Select a boot source and default boot filename
Enable or disable the Break function
Control broadcast addresses
Set the console terminal baud rate
Load operating software from ROM
Enable booting from a Trivial File Transfer Protocol (TFTP) server
lists the meaning of each of the configuration memory bits. Following the table is a more
Configuration Register Bit Settings
Hex
0x0000–0x000F
0x0040
0x0080
A P P E N D I X
Meaning
Boot field
Causes the system software to ignore nonvolatile random-access
memory (NVRAM) contents
OEM (original equipment manufacturer) bit enabled
Cisco 7200 VXR Installation and Configuration Guide
E
E-1
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