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Introduction
1INTRODUCTION
ThebookPACKETTRACERFORYOUNGBEGINNERSADMINScontainsadvice
forpeoplewhowanttolearnhownetworksworkandthehardwarethatmakesupthe
modernnetworkarchitecture.Beginnerswilllearnhowtodownloadthesimulator
softwareandhowtostartworkingwithit.
Thereaderwillfindherethebasicsofconfiguringnetworkdevices.Youwilllearnabout
networkservicessuchasTELNET,SSH,FTP,EMAIL,DHCP,DNSandrouting
protocolsRIP,EIGRP,OSPF.LearnhowtodesignanddeployVLANs.
Theauthors,whendescribingtheissuesofadministeringcomputernetworks,usemany
examplesandexercises.
ThebookisanupdatedcompilationofthepublicationsofourPublishingHousefromthe
PacketTracerseriesforCISCOcourses,hasadescribedchangedinterfaceofthecurrently
latestPacketTracersoftwareandcontainsasetofnewexamplesandexercises.
Inordertofacilitatelearning,theauthorshavepreparednumerousexamplesandexercises
supportingtheteachingprocess,whichhavebeenplacedonaspecialwebsiteofour
publishinghouse,atthefollowingaddress:http://cninptbeg.itstart.pl.Togetfullaccess
tothefiles,youmustloginwiththelogin:cninpt1andpassword:cninpt!BEG.
Thefileshavebeendividedintotwocategories:examplesandexercises,andarelocated
insubdirectories,withthenames:(examplesandexercises)
Note:Toopenandusethem,youmusthavePacketTraceratleastversion;.2.0
installed.Thepublisherandauthorsarenotresponsibleforthemalfunctionoffilesinother
versionsofPacketTracer.
Inthisbooktherearedefinitelysomesmallbugs,accordingtoMurphy'sLaw,ifsomething
goeswrong,itwillhappen.
1.1MainChangesinthePacketTracer8.2
OnJuly28th,2022theversion8.2oftheprogramPacketTracerwasreleased.Themain
changescomparedtothepreviousversionare:
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