Changing The Configuration Register Settings - Cisco 2800 Series Manual

Changing the Configuration Register Settings

This document describes the 16-bit configuration register in NVRAM and includes the following
sections:
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Platforms Supported by This Document
Use this document with the following platforms:
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About the Configuration Register
The router has a 16-bit configuration register in NVRAM. Each bit has value 1 (on or set) or value 0 (off
or clear), and each bit setting affects the router behavior upon the next reload power cycle.
You can use the configuration register to
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Platforms Supported by This Document, page 1
About the Configuration Register, page 1
Changing the Configuration Register Settings, page 4
Displaying the Configuration Register Settings, page 5
Configuring the Console Line Speed (Cisco IOS CLI), page 5
Cisco 1800 series routers
Cisco 2800 series routers
Cisco 3800 series routers
Force the router to boot into the ROM monitor (bootstrap program)
Select a boot source and default boot filename
Enable or disable the Break function
Control broadcast addresses
Recover a lost password
Change the console line speed