Cisco 12416 Installation And Configuration Manual page 202

Configuring the Software Configuration Register
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Table 4-4
To avoid confusion and possibly halting the system, remember that valid software
Caution
configuration register values may be combinations of settings, rather than the
individual settings listed in
software configuration register (0x0102) is a combination of several settings
(binary bit 8 = 0x0100 and binary bits 00 through 03 = 0x0002).
Table 4-4
Bit Number
00 to 03
06
07
08
09
10
11 and 12
13
14
15
1. OEM = original equipment manufacturer.
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
4-32
Read boot system commands from the configuration file stored in NVRAM.
defines software configuration register bits.
Software Configuration Register Bits
Hexadecimal Value
0x0000 to 0x000F
0x0040
0x0080
0x0100
0x0200
0x0400
0x0800 to 0x1000
0x2000
0x4000
0x8000
Chapter 4 System Startup and Basic Configuration
Table 4-4. For example, the default value for the
Meaning/Function
Comprises the boot field for defining
the source of a default Cisco IOS
software image required to run the
router (see
Causes the system software to ignore
the contents of NVRAM
Enables the OEM
Disables the break function
Uses a secondary bootstrap
Broadcasts Internet protocol (IP) with
all zeros
Defines the console baud rate (default
= 9600 bps)
Boots the default flash memory
software if the network boot fails
Excludes network numbers from
IP broadcasts
Enables diagnostic messages and
ignores the contents of NVRAM
Table 4-5)
1
bit
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