* ?You observe the below command output. What is wrong;; connection timed out; no servers could be reachedarya@arya:~$DNS cache poisoning has happenedYour workstation cannot contact the nameserverThe domain does not existThere is no host with the requested name O

Answered: conhection timed out; no servers la bè…

conhection timed out; no servers la bè Pea @arya:~$ DNS cache poisoning has happem Your workstation cannot contact the nameser The domain does not e:

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

Network Protocols

A network protocol is a set of rules that govern how data is exchanged between the devices in a network. Network protocols enable communication between devices that are located in different parts of the world. Consequently, they are critical in today's digital communications.

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* ?You observe the below command output. What is wrong
;; connection timed out; no servers could be reached
arya@arya:~$
DNS cache poisoning has happened
Your workstation cannot contact the nameserver
The domain does not exist
There is no host with the requested name O

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