Which bits represent the boot field in the configuration register value?

The correct answer is D. lowest four bits. The configuration register on Cisco devices is a 16-bit value, typically represented in hexadecimal notation (e.g., 0x2102). The lowest four bits (bits 0-3) of this value are designated as the boot The Boot Field's Importance: The boot field determines how the device will load…

Cisco IOS Software Configuration and Operations

Question

Options

Ahighest two bits
Blowest two bits
Chighest four bits
Dlowest four bits

How the community answered

(46 responses)

A
13% (6)
B
4% (2)
C
9% (4)
D
74% (34)

Explanation

The configuration register on Cisco devices is a 16-bit value, typically represented in hexadecimal notation (e.g., 0x2102). The lowest four bits (bits 0-3) of this value are designated as the boot The Boot Field's Importance: The boot field determines how the device will load its operating system (Cisco IOS) during the startup process. Here's a basic breakdown of common boot field values: 0x0: Stay at the ROMmon prompt. 0x1: Boot from ROM (often used for troubleshooting or recovery). 0x2 - 0xF: Load the operating system based on settings in the startup configuration (NVRAM) or from a network server if A configuration register value of 0x2102 indicates that the boot field is 0x2 (the last digit). This is a common default setting, instructing the device to load the Cisco IOS image from Flash memory.

Topics

#configuration register#boot field#register bit field#boot process

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