COMPUTER NETWORKING

NETWORK LAYER

INTRODUCTION

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

What are the three major phases to the bootup process?

A	Perform the POST and load the bootstrap program.
B	Locate and load the Cisco IOS software.
C	Locate and load the startup configuration file or enter setup mode.
D	Allocate resources from the BIOS.
E	Locate the MAC and ARP tables.

Explanation:

Detailed explanation-1: -Perform the POST and load the bootstrap program. Locate and load the Cisco IOS software. Locate and load the startup configuration file. 05-Mar-2020

Detailed explanation-2: -Six steps of the booting process are BIOS and Setup Program, The Power-On-Self-Test (POST), The Operating system Loads, System Configuration, System Utility Loads and Users Authentication.

Detailed explanation-3: -At the third step, the router loads the IOS image into RAM for execution by the CPU. If the IOS image can’t be located, a minimal version of the IOS is loaded from ROM into RAM. This version can be used to diagnose problems and load a complete version of IOS.

Detailed explanation-4: -Router is powered on. Power on self test (POST) is performed to check hardware components including memory and interfaces. Bootstrap program is loaded and executed. Bootstrap reads configuration register value to determine how the router will boot up. More items •06-Aug-2018

There is 1 question to complete.