ccna 2 final exam v4.pdf
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CCNA 2 Final Exam V4.0 Answers
1. Refer to the exhibit. Given the topolo! shown in the exhibit" what three
#omman$s are nee$e$ to #on%&re E'GR( on the (aris ro&ter) * hoose three.+(aris*#on%+, ro&ter eirp 100
(aris*#on%+, ro&ter eirp
(aris*#on%-ro&ter+, networ 1/2.1..0
(aris*#on%-ro&ter+, networ 1/2.1..0
(aris*#on%-ro&ter+, networ 1/2.1..0
(aris*#on%-ro&ter+, networ 1/2.1./.0
2. 'n a lab test environment" a ro&ter has learne$ abo&t networ 12.1.1.0 thro&h
fo&r $i3erent $!nami# ro&n pro#esses. 5hi#h ro&te will be &se$ to rea#h this
networ)
6 12.1.1.0724 8/0721/949: via 1/2.1.200.1" 00;00;0/"
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he! have $i3erent pro#ess '6s.
/.
Refer to the exhibit. R1 nows two ro&tes" (ath A an$ (ath C" to the Ethernet
networ aDa#he$ to R>. R1 learne$ (ath A to networ 10.2.0.071 from a sta#
ro&te an$ (ath C to networ 10.2.0.071 from E'GR(. 5hi#h ro&te will R1 install in
its ro&n table)
Coth ro&tes are installe$ an$ loa$ balan#in o##&rs a#ross both paths.
he ro&te via (ath is installe$ be#a&se the E'GR( ro&te has the best metri# to networ
10.2.0.071.
he ro&te via (ath A is installe$ be#a&se the sta# ro&te has the best metri# to networ
10.2.0.071.
he ro&te via (ath is installe$ be#a&se the E'GR( ro&te has the lowest a$ministrave$istan#e to networ 10.2.0.071.
he ro&te via (ath A is installe$ be#a&se the sta# ro&te has the lowest a$ministrave
$istan#e to networ 10.2.0.071.
10. Refer to the exhibit. A pin between the serial interfa#es of R1 an$ R2 is
s#essf&l" b&t a pin between their FastEthernet interfa#es fails. 5hat is the reason
for this problem)
he FastEthernet interfa#e of R1 is $isable$.
=ne of the $efa< ro&tes is #on%&re$ in#orre#tl!.
A ro&n proto#ol is not #on%&re$ on both ro&ters.he $efa< atewa! has not been #on%&re$ on both ro&ters.
11. 5hi#h ro&ter #omponent is &se$ to store the ro&n table)
Flash
NVRA@
R=@
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5hat is the reason for the pin fail&re)
he serial interfa#e between two ro&ters is $own.
R2 is not forwar$in the ro&n &p$ates.
he 1/2.1.4.0 networ is not in#l&$e$ in the R'( #on%&raon of R2.
R'(v1 nee$s to be #on%&re$.
1>. 5hat two ro&n proto#ols &se a hierar#hal networ topolo!) * hoose two.+
'
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10.0.0.071 is s&bneDe$" 1 s&bnets
6 10.9.0.08/07209/1: via 1/2.1.1.2"
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A*#on%+, ro&ter rip
A*#on%-ro&ter+, passive-interfa#e 2
*#on%+, ro&ter rip
*#on%-ro&ter+, passive-interfa#e
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22. Refer to the exhibit. Case$ on the o&tp&t from the show r&nnin-#on% an$
$eb& ip rip #omman$s" what are two of the ro&tes that are a$$e$ to the ro&n
table of R1) * hoose two.+
R 1/2.1.1.0724 812071: via 12.1.2.1" 00;00;24" .he pa#ets will travel via R2-R>" an$ the other path via R2-R1 will be retaine$ as the ba#&p
path.
24. 5hat are two f&n#ons of a ro&ter) * hoose two.+
't forwar$s $ata pa#ets towar$ their $esnaon.
't forwar$s the pa#et to the $esnaon if the H val&e is 0.
't #hanes the $esnaon '( a$$ress of $ata pa#ets before forwar$in them to an exit
interfa#e.
't $etermines the best path base$ on the $esnaon @AC a$$ress.
't a#ts as an interse#on between m&lple '( networs.
29. Refer to the exhibit. he networ has three #onne#te$ ro&ters; R1" R2" an$ R>.
he ro&tes of all three ro&ters are $ispla!e$. All ro&ters are operaonal an$ pins
are not blo#e$ on this networ.
5hi#h pin will fail)
from R1 to 12.1.1.1
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from R1 to 1/2.1.>.1
from R2 to 1/2.1.1.1
from R2 to 1/2.1.>.1
2. A networ a$ministrator nee$s to assin the ver! last &sable '( a$$ress in the
12.24.4.071 networ rane to the ro&ter interfa#e that serves this HAN. 5hi#h '(
a$$ress sho&l$ the a$ministrator #on%&re on the interfa#e)
12.1.12.19471
12.1.299.29471
12.24.4.29471
12.24.12.29471
2. 5hi#h two statements are tr&e abo&t the E'GR( s#essor ro&te) * hoose two.+
't is save$ in the topolo! table for &se if the primar! ro&te fails.
't ma! be ba#e$ &p b! a feasible s#essor ro&te.
't is &se$ b! E'GR( to forwar$ traI# to the $esnaon.
't is Kae$ as a#ve in the ro&n table.
ALer the $is#over! pro#ess has o##&rre$" the s#essor ro&te is store$ in the neihbor table.
2. Refer to the exhibit. An a$ministrator is a$$in a new s&bnet of 90 hosts to R>.
5hi#h s&bnet a$$ress sho&l$ be &se$ for the new s&bnet that provi$es eno&h
a$$resses while wasn a minim&m of a$$resses)
1/2.1.1.07241/2.1.1.4 72
1/2.1.1.>272
1/2.1.1.472
2/. Refer to the exhibit. 5hi#h statement is tr&e #on#ernin the ro&n
#on%&raon)
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sin $!nami# ro&n instea$ of sta# ro&n wo&l$ have re&ire$ fewer
#on%&raon steps.
he 10.1.1.0724 an$ 10.1.2.0724 ro&tes have a$?a#ent bo&n$aries an$ sho&l$ be
s&mmarie$.
(a#ets ro&te$ to the R2 Fast Ethernet interfa#e re&ire two ro&n table loo&ps.
he sta# ro&te will not wor #orre#tl!.
>0. Refer to the exhibit. 5hi#h statement is tr&e abo&t ro&ter R2)
he ro&n table #ontent in$i#ates that interfa#e .0 networ is forwar$e$ witho&t
performin a ro&n table loo&p.
he pa#ets that are ro&te$ to networ 12.1.1.0 re&ire two ro&n table loo&ps.
>1. 5hat #omman$ wo&l$ the networ a$ministrator appl! to a ro&ter that is
r&nnin =.299 area 0
R1*#on%-ro&ter+, networ 12.1.0.0 0.0.19.299 area 0
R1*#on%-ro&ter+, networ 12.1.0.0 0.0.>1.299 area 0
>2. Bow $oes ro&te poisonin prevent ro&n loops)
New ro&n &p$ates are inore$ &nl the networ has #onvere$.
Faile$ ro&tes are a$verse$ with a metri# of in%nit!.A ro&te is mare$ as &navailable when its ime to Hive is ex#ee$e$.
he &nrea#hable ro&te is #leare$ from the ro&n table aLer the invali$ mer expires.
>>. Refer to the exhibit. A ro&ter learns a ro&te to the 1/2.1..0 networ" as
shown in the o&tp&t of the show ip rip $atabase #omman$. Bowever" &pon r&nnin
the show ip ro&te #omman$" the networ a$ministrator sees that the ro&ter has
installe$ a $i3erent ro&te to the 1/2.1..0 networ learne$ via E'GR(. 5hat #o&l$
be the reason for the missin R'( ro&te)
Compare$ to R'(" E'GR( has a lower a$ministrave $istan#e.
Compare$ to E'GR(" R'( has a hiher metri# val&e for the ro&te.Compare$ to R'(" the E'GR( ro&te has fewer hops.
Compare$ to R'(" E'GR( has a faster &p$ate mer.
>4. Refer to the exhibit. (a#ets $esne$ to whi#h two networs will re&ire the
ro&ter to perform a re#&rsive loo&p) * hoose two.+
10.0.0.07
4.100.0.071
12.10.0.071
12.1.40.0724
1/2.1.1.07241/2.1.2.0724
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>9. 5hi#h statement is tr&e abo&t the R'(v1 proto#ol)
't is a lin-state ro&n proto#ol.
't ex#l&$es s&bnet informaon from the ro&n &p$ates.
't &ses the 6AH alorithm to insert ba#&p ro&tes into the topolo! table.
't &ses #lassless ro&n as the $efa< metho$ on the ro&ter.
>. All ro&ters in a networ are #on%&re$ in a sinle =. Refer to the exhibit. Ro&ter R2 is #on%&re$ properl! an$ all interfa#es are
f&n#onal. Ro&ter R1 has been installe$ re#entl!. Bost A is &nable to pin host C.
5hi#h pro#e$&re #an resolve this problem)
Con%&re a sta# ro&te on R1 &sin the '( a$$ress of the serial interfa#e on R1.
Con%&re a $efa< ro&te on R1 with the exit interfa#e Fa070 on R1.
Con%&re a sta# ro&te on R1 &sin the '( a$$ress of
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>/. Refer to the exhibit. he networ a$ministrator is plannin '( a$$ressin of a
new networ. 5hat part of this a$$ressin s#heme m&st be #hane$ to allow
#omm&ni#aon between host A an$ the server)
the '( a$$ress of the server
the $efa< atewa! of host A
the '( a$$ress of host Athe $efa< atewa! of the server
40. 5hi#h two statements are #orre#t abo&t the split horion with poison reverse
metho$ of ro&n loop prevenon) * hoose two.+
't is enable$ b! $efa< on all Cis#o '=< implementaons.
't assins a val&e that represents an in%nite metri# to the poisone$ ro&te.
't sen$s ba# the poisone$ ro&te &p$ate to the same interfa#e from where it was re#eive$.
't instrts ro&ters to hol$ all #hanes that miht a3e#t ro&tes" for a spe#i%e$ perio$ of me.
't limits the n&mber of hops a pa#et #an traverse thro&h the networ before it is $is#ar$e$.
41. 5hat are two tass that m&st be #omplete$ before two ro&ters #an &se =
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Con%&re the ro&ter '6 on both ro&ters.
Con%&re the R2 ro&ter interfa#es for area 0.
Con%&re a loopba# interfa#e on both ro&ters.
Con%&re the proper s&bnet mass on the ro&ter interfa#es.
4. Refer to the exhibit. 5hi#h ro&ter is a$versin s&bnet 12.1.1.>272)
Ro&ter1
Ro&ter2
Ro&ter>
Ro&ter4
4. Refer to the exhibit. All ro&ter interfa#es are #on%&re$ with an '( a$$ress an$
are operaonal. 'f no ro&n proto#ols or sta# ro&tes are #on%&re$" what
informaon will be in#l&$e$ in the show ip ro&te #omman$ o&tp&t for ro&ter A)
All of the 1/2.1.x.0 networs will be in the ro&n table.
Ro&tes to networs 1/2.1.1.0724" 1/2.1.2.0724" an$ 1/2.1.>.0724 will be in the
ro&n table.
he ro&n table will be empt! be#a&se ro&tes an$ $!nami# ro&tes have not been
#on%&re$.
A $efa< ro&te is a&toma#all! installe$ in the ro&n table to allow #onne#vit! between
the networs.
4. 5hen a ro&ter boots" what is the $efa< or$er to lo#ate the is#o '=< if there is
no boot s!stem #omman$)
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R=@" F( server" Kash
Kash" F( server" R=@
Kash" NVRA@" F( server
NVRA@" F( server" Kash
4/. 5hi#h two statements are tr&e for lin-state ro&n proto#ols) * hoose two.+
Ro&ters that r&n a lin-state proto#ol #an establish a #omplete topolo! of the networ.
Ro&ters in a m&lpoint networ that r&n a lin-state proto#ol #an ex#hane ro&n tables.
Ro&ters &se onl! hop #o&nt for ro&n $e#isions.
he shortest path %rst alorithm is &se$.
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94. Refer to the exhibit. 5hat a#on will R2 tae for a pa#et that is $esne$ for
1/2.1.2.0)
't will $rop the pa#et.
't will forwar$ the pa#et via the is &p.
Ro&ter1 an$ Ro&ter> are $ire#tl! #onne#te$.
f&n#onalit! between ro&ters is #on%&re$ properl!.
9/. A networ is #on%&re$ with the '(" '(M" an$ Appleal proto#ols. 5hi#h ro&n
proto#ol is re#ommen$e$ for this networ)
R'(v1
R'(v2
E'GR(
=
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he show ip eirp topolo! #omman$ has been r&n on R1.
he serial interfa#e between the two ro&ters is $own.
Ea#h ro&te has one feasible s#essor.
1. Refer to the exhibit. o implement the R'(v2 proto#ol" the networ a$ministrator
r&ns the #omman$s as $ispla!e$. Bowever" the show ip proto#ol #omman$ fails to
$ispla! an! o&tp&t. Bow #an the a$ministrator solve the problem that is in$i#ate$ b!
the la# of o&tp&t from this #omman$)
'n#l&$e the $efa<-informaon oriinate #omman$.
'n#l&$e the no a&to-s&mmar! #omman$.
0 is missin from the ro&n table of R1.he entr! for 10.1.1.07>0 is missin from the ro&n table of R2.
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he entr! for 1/2.1.1.0724 is missin from the ro&n table of R1.
he entr! for 1/2.1.2.0724 is missin from the ro&n table of R2.
9. Refer to the exhibit. Coth ro&ters are &sin the R'( proto#ol. 6evi#es on the
1/2.1.1.1 networ #an pin the
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. 5hi#h two ro&ter #omponent an$ operaon pair are #orre#tl! $es#ribe$)
* hoose two.+
6RA@ O loa$s the bootstrap
RA@ O stores the operan s!stem
Flash O exe#&tes $ianos#s at boot&p
NVRA@ O stores the #on%&raon %le
R=@ O stores the ba#&p #on%&raon %le
(=
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>. Refer to the exhibit. A networ a$ministrator is a##essin ro&ter R1 from the
#onsole port. =n#e the a$ministrator is #onne#te$ to the ro&ter" whi#h passwor$
sho&l$ the a$ministrator enter at the R1P prompt to a##ess the privilee$ EME
mo$e)
Cis#o001
Cis#o12>Cis#o/
Cis#o/01
4. A ro&ter has E'GR( #on%&re$ as the onl! ro&n proto#ol. 'n what wa! miht
E'GR( respon$ if there is no feasible s#essor ro&te to a $esnaon networ an$
the s#essor ro&te fails)
't broa$#asts hello pa#ets to all ro&ters in the networ to re-establish neihbor a$?a#en#ies.
't sen$s &eries to a$?a#ent neihbors &nl a new s#essor ro&te is fo&n$.
't imme$iatel! sen$s its enre ro&n table to its neihbors.
't will set the metri# for the faile$ ro&te to in%nit!.
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ
Egzamin kocowy semestr 2
1. apona? siS r!s&niem. A$ministrator sie#i ma poTU#enie onsolowe ro&terem A.
(ole#enie pin ierowane $o ro&tera C o#! siS pom!Wlnie" natomiast $o ro&tera
i 6 nie o#! siS pom!Wlnie. Xai ?est pierws! ro pr! rowiU!wani& teo t!p&
problemYw)
Z!#ie pole#enia show interfa#es w ses?i elnet na ro&tere w #el& spraw$enia
poTU#enia ro&terem C.
2 [tYre $wa roi opis&?U sposYb tworenia $iaTa?U#eo poTU#enia %!#neo
pomiS$! onsolU ro&tera a terminalem) *5!bier $wie o$powie$i+.
Z!? pre?W#iYwi RX-49 na 6-/ w por#ie sereow!m terminala" ab! po$TU#!\ o
$o abla prowa$U#eo $o onsoli ro&tera.
Z!? abla rollover" ab! poTU#!\ port sereow! terminala portem onsoli ro&tera.
3 5 opar#i& o #SW#iow! w!ni pole#enia show ip ro&te oreWl" tYr! protoYT ro&n&
?est son%&rowan! w ro&tere; 12.1.>.0724 8100701>9: via 12.1.2.2" 00;00;2"
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m&senie s!stem& $o inorowania pli& on%&ra#!?neo pre#how!waneo w
pamiS#i NVRA@.
5!m&senie pre?W#ia s!stem& $o tr!b& R=@ monitor.
12
[tYre spoWrY$ poniZs!#h pole#e sU prawi$Tow!mi pole#eniami boot s!stem)
*5!bier $wie o$powie$i+.
Ro&ter*#on%+, boot s!stem rom
Ro&ter*#on%+, boot s!stem _tp #100-l-m.1>1-2 12.1.24.
13
[tYre poniZs!#h moU &niemoZliwi\ pom!Wlne aTa$owanie s!stem& is#o '=<
pamiS#i Kash) *5!bier $wie o$powie$i+.
re?estr on%&ra#?i &stawion! na wartoW\ 0`2102
pole rorhowe &stawione na wartoW\ 2
14
[tYre spoWrY$ nastSp&?U#!#h pole#e ro&tera spowo$&?e w!enerowanie w!ni&
poaaneo na r!s&n&)
show har$ware
15 apona? siS r!s&niem. 5!maana ?est om&nia#?a pomiS$! sie#iU HAN
po$TU#onU $o interfe?s& fa070 ro&tera [ansas" a interfe?sem fa070 ro&tera @aine.
5s!stie host! w t!#h sie#ia#h HAN m&sU mie\ rYwnieZ TU#noW\ sie#iU 'nternet.
[tYre pole#enia &moZliwiU taU om&nia#?S) *5!bier tr! o$powie$i+.
[ansas*#on%+, ip ro&te 1/2.1..0 299.299.299.0 12.1.4.2
[ansas*#on%+, ip ro&te 0.0.0.0 0.0.0.0 s071
@aine*#on%+, ip ro&te 0.0.0.0 0.0.0.0 s071
16
A$ministrator sie#i wTU#!T protoYT R'( na ro&tera#h C i pre$stawion!#h na
$iaramie sie#i. [tYre poniZs!#h pole#e apobienU w!s!Tani& $o ro&tera A
at&alia#?i R'()
A*#on%+, ro&ter rip
A*#on%-ro&ter+, no networ 1/2.1.29.>2
17
[tYre poniZs!#h pole#e &moZliwia?U prawi$Towe son%&rowanie roserone?
list! A H) *5!bier $wie o$powie$i+.
Ro&ter*#on%+, a##ess-list 102 permit t#p 10.4>.0.0 0.0.299.299 an! e 0
Ro&ter*#on%+, a##ess-list 1 permit t#p host 1/2.1.42.>4 12.2/.0.0 0.0.299.299
e 2>
18 [tYre poniZs!#h stwier$e opis&?e interfe?s!; Ethernet i sereow! ro&tera)
*5!bier $wie o$powie$i+.
@oU b!\ a$ministra#!?nie w!TU#one a pomo#U pole#enia sh&t$own.
@&sU mie\ son%&rowan! a$res '( i masS po$sie#i" ab! moZliwe b!To
prea!wanie paietYw.
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19 A$ministrator sie#i m&si son%&rowa\ a$res '( $la interfe?s& sereoweo.
[on%&ra#?a m&si rYwnieZ oreWla\ $alnU loalia#?S" $o tYre? interfe?s ?est
po$TU#on!. [tYr! estaw pole#e speTnia te w!maania)
Chi#ao*#on%+, interfa#e serial070
Chi#ao*#on%-if+, ip a$$ress 1/2.1.204./ 299.299.299.292
Chi#ao*#on%-if+, $es#ripon
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25 [tYre spoWrY$ nastSp&?U#!#h opisYw $ot!#U#!#h om&niat& powitania *an. loin
banner+ sU praw$iwe) *5!bier $wie o$powie$i+.
[om&niat ?est wi$o#n! $la aZ$eo" to &!s&?e $ostSp $o ro&tera.
[om&niat! loowania powinn! awiera\ om&niat! ostreZeniami.
26
[tYre stwier$enia $ot!#U#e tr!b& on%&rowania set&p sU praw$iwe) *5!bier
tr!+.
5pisanie w $owolne? #hwili na& ap!tania *)+ &moZliwia &!sanie pomo#!.
Na#iWniS#ie lawisa Enter powo$&?e aa#eptowanie &stawie $om!Wln!#h.
Na#iWniS#ie ombina#?i lawis! Ctrl-# powo$&?e ao#enie on%&ra#?i w tr!bie
set&p.
27 apona? siS sie#iami i po!#?ami tabli#! ro&n& pre$stawion!mi na r!s&n&. 'le
#as& &pT!nie anim ro&ter A a#nie o#eiwa\ na o$ebranie ole?ne? at&alia#?i
ro&tera C)
1 se&n$
28 o siS stanie po wpisani& pole#enia servi#e passwor$-en#r!pon w ro&tere)
*5!bier $wie o$powie$i+.
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33 5 ?aie? ole?noW#i pro#e$&ra wstSpneo &rhomienia ro&tera loali&?e i Ta$&?e
oproramowanie '=> $en! 12.1.>4.0 0.0.0.299
a##ess-list >> permit an!
38 [tYre spoWrY$ poniZs!#h stwier$e $ot!#U#!#h protooTYw ro&n& sU
praw$iwe) *5!bier $wie o$powie$i+.
6ostar#a?U w!star#a?U#U iloW\ informa#?i w a$resie warstw! >" ab! &moZliwi\
prea!wanie paiet& ?e$ne? sie#i $o $r&ie?.
@oU prenosi\ $ane &Z!townia pomiS$! sie#iami.
39
[tYrU listS A H moZna astosowa\ $la ier&n& w!#ho$U#eo poTU#enia .0 0.0.0.299 an! e www
4 ca$en ro&terYw na r!s&n& nie ma $ostSpne? tabli#! hostYw ani 6N
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41 NastSp&?U#a lista $ostSp& ostaTa pom!Wlnie astosowana $o interfe?s& ro&tera;
a##ess-list 92 $en! 12.>0.9.92
a##ess-list 92 permit an!
[tYre poniZs!#h stwier$e $ot!#U#!#h te? list! A H sU praw$iwe) *5!bier tr!+.
6la a$res& 12.>0.9.92 pr!?mowana ?est masa blanietowa 0.0.0.0.
CaT! rh a$res& 12.>0.9.91 bS$ie $owolon!.
Xest to stan$ar$owa lista $ostSp& '(.
42 [tYre spoWrY$ nastSp&?U#!#h twier$e $ot!#U#!#h protooT& 'GR( i R'( sU
praw$iwe) *5!bier $wie o$powie$i+.
(rotoYT 'GR( $o oreWlania w!bor& W#ieZi &Z!wa ombina#?i rYZn!#h metr!.
(rotoYT 'GR( ma moZliwoW\ salowania $o $&Z!#h sie#i.
43 A$ministrator sie#i #h#e aTa$owa\ pli on%&ra#!?n! serwera F( $o pamiS#i
NVRA@ ro&tera. [tYre poniZs!#h pro#e$&r spowo$&?U &tworenie w pamiS#i
NVRA@ pli& start&p-#on%" tYreo awartoW\ bS$ie o$powia$a\ awartoW#i pli&
on%&ra#!?neo na serwere F()
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48 [tYre pre$stawion!#h stwier$e sU prawi$Towe i potwier$one pre $ane
w!?W#iowe ro&tera pre$stawione na r!s&n&) *5!bier $wie o$powie$i+.
'stnie?e TU#noW\ w warstwie 2 pomiS$! iCit! a &rU$eniami w ol&mnie 6evi#e '6
*'6 &rU$enia+.
5s!stie &rU$enia poaane w ol&mnie 6evi#e '6 *'6 &rU$enia+ sUbepoWre$nio po$TU#one $o iCit!.
49 (lan&?U# at&alia#?S oproramowania '= v 4
1. Refer to the exhibit. A networ enineer removes a new ro&ter from the shippin
#ontainer an$ powers on the ro&ter to ens&re it passes (=
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. Refer to the exhibit. Bost A is &nable to a##ess the 'nternet. 5hat is the reason for this)
P he Fa071 interfa#es of the two ro&ters are #on%&re$ for $i3erent s&bnets.
/. 5hi#h two lo#aons #an be the so&r#e of the is#o '=< that is &se$ b! a ro&ter $&rin the
boot&p pro#ess) * hoose two.+
P F( server
10. Refer to the exhibit. R1 is #on%&re$ properl! for a sinle area =
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42. 5hat is a #hara#teris# of #lassf&l ro&n)
P ro&n &p$ates $o not in#l&$e a s&bnet mas
4>. Refer to the exhibit. A networ a$ministrator is invesan wh! $ata pa#ets with
$esnaon a$$resses of 12.1.10.10 an$ 1/2.1.10.100 are bein $roppe$ instea$ of
bein forwar$e$ via the sta# ro&te as expe#te$. ALer #on%rmin that the ip #lassless
#omman$ has been applie$ on all ro&ters in the networ" what other a#on sho&l$ the
a$ministrator tae to ens&re that $ata pa#ets to these a$$resses are forwar$e$ via the
sta# ro&te)
P 'ss&e the no a&to-s&mmar! #omman$ within the E'GR( #on%&raon of all ro&ters.
44. A ro&ter in an E'GR( enterprise networ has a $efa< ro&te #on%&re$ via the interfa#e
that #onne#ts to the '.1
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1
apona? siS r!s&niem. [tYr! estaw pole#e &moZliwia &tworenie stan$ar$owe? list! ACH $ot!#U#e? rh&
w!#ho$U#eo pre interfe?s Fa070 ro&tera A" blo&?U#e? rh '( aZ$eo hosta w sie#i 12.1.>4.0724
prena#on! $la sie#i 1/2.1.9.0724 i ?e$no#eWnie $op&s#a?U#e? inn! rh '()
a##ess-list 2 $en! 12.1.>4.0 0.0.0.0
a##ess-list 2 permit an!
a##ess-list >> $en! 12.1.>4.0 0.0.0.299
a##ess-list >> permit an!
a##ess-list 42 $en! 12.1.>4.0
a##ess-list 42 permit an!
a##ess-list 9 $en! t#p 12.1.>4.0
a##ess-list 9 permit ip an!
2 Ktry element routera przechowuje informacje wywietlane przez polecenie show ip route?
procesor
pami byskowa (flash)
pami !"#$
pami "#$
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%lanuj&c aktualizacj opro'ramowania *+ a,ministrator wy,aje polecenie show version- .oparciu o wynik prze,stawiony na rysunku o,powie,z+ jaka jest bie/&ca lokalizacjaopro'ramowania rozruchowe'o *-
pami "#$
pami !"#$
pami byskowa (flash)
pami "$
4
Ktr& list #01 mo/na zastosowa ,la kierunku wycho,z&ce'o po&czenia *erial 232 w routerze 4prze,stawionym na rysunku+ aby zezwoli na cay ruch % z sieci 1# # ,o sieci nternet+ zezwoli naruch ... z sieci 4 ,o sieci nternet i zablokowa pozostay ruch ,o sieci nternet?
access-list 98 permit 192.168.2. ...2!! any
access-list 98 permit tcp 1.9.". ...2!! any e# www
access-list 12! permit ip 192.168.2. ...2!! any
access-list 12! permit tcp 1.9.". ...2!! any e# www
access-list 1"2 permit ip 192.168.2. ...2!! any
access-list 1"2 permit tcp 1.9.". ...2!! any e# wwwaccess-list 1"2 permit ip any any
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access-list 1!6 permit ip 192.168.2. ...2!! any
access-list 1!6 permit ip 1.9.". ...2!! any e# www
! Ktre z poni/szych mo'& uniemo/liwi pomylne zaa,owanie systemu 0isco * z pamici flash?
(.ybierz ,wie o,powie,zi)-rejestr konfi'uracji ustawiony na warto 256726
brak pliku konfi'uracji startowej
brak polecenia $oot systemw pliku startup8confi'
nieprawi,owe ustawienie rejestru konfi'uracji
pole rozruchowe ustawione na warto 6
6 Ktre spor, poni/szych stwier,ze9 ,otycz&cych protokow routin'u s& praw,ziwe? (.ybierz ,wie
o,powie,zi)-:ostarczaj& wystarczaj&c& ilo informacji w a,resie warstwy ;+ aby umo/liwi przekazywanie
pakietu z je,nej sieci ,o ,ru'iej-
$o'& przenosi ,ane u/ytkownika pomi,zy sieciami-
eli komputer %0 nie ma &cznoci sieciowej z routerem+ ktre'o z wymienionych portw routeramo/na u/y ,o nawi&zania komunikacji?
konsoli
thernet
szere'owe'o
!@A
8
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Bapoznaj si z rysunkiem- .yma'ana jest komunikacja pomi,zy sieci& 1# po,&czon& ,o interfejsu froutera Kansas+ a interfejsem fa232 routera $aine- .szystkie hosty w tych sieciach 1# musz& mie r&czno z sieci& nternet- Ktre polecenia umo/liwi& tak& komunikacj? (.ybierz trzy o,powie,zi)-
Kansas(confi')C ip route 192.168.6. 2!!.2!!.2!!. 1%2.18.64.2
Kansas(confi')C ip route 192.168.6. 2!!.2!!.2!!. s&1
Kansas(confi')C ip route ... ... s&1
$aine(confi')C ip route 192.168.6. 2!!.2!!.2!!. 1%2.18.64.1
$aine(confi')C ip route ... ... s&1
$aine(confi')C ip route 1%2.16."2. 2!!.2!!.2!!. 1%2.18.64.2
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9
"outery # i 4 zostay poprawnie skonfi'urowane ,o u/ywania protokou "% jako protokou routin'u,ynamiczne'o i wszystkie interfejsy w routerach # i 4 z'aszaj& status Dinterface is up+ line protocol isupD (interfejs jest w&czony+ protok linii jest w&czony)- astpnie na routerze 0 konfi'urowany jest
protok "% za pomoc& nastpuj&cych polece9E
"outer0(confi')C router rip"outer0(confi'8router)C network 192.168.4."outer0(confi'8router)C network 1%2.16..
>aki b,zie rezultat+ jeli konfi'uracja routin'u na routerach #+ 4 i 0 nie b,zie zawieraa /a,nych,o,atkowych polece9?
*ieci 7F6-7GH-76-236I+ 7F6-7GH-I-236I i 7J6-7G-2-237G b,& nieosi&'alne z routera #-
"outer # nie b,zie mia informacji o sieci 7F6-7GH-76-236I+ ale b,zie mia trasy ,o sieci
7F6-7GH-I-236I i 7J6-7G-2-237G-.szystkie sieci prze,stawione na rysunku b,& osi&'alne z routerw #+ 4 i 0-
*ieci 7F6-7GH-I-236I i 7J6-7G-2-237G b,& nieosi&'alne z routerw # i 4-
1 Ktre z poni/szych stwier,ze9 opisuje interfejsyE thernet i szere'owy routera? (.ybierz ,wie o,powie
*& one ,omylnie w&czone-
$o'& by a,ministracyjnie wy&czone za pomoc& polecenia shut'own-
$usz& mie skonfi'urowany a,res % i mask po,sieci+ aby mo/liwe byo przekazywanie pakietw-
$usz& mie skonfi'urowany a,res % i czstotliwo ze'ara+ aby mo/liwe byo przekazywanie pakie$o'& by a,ministracyjnie wy&czone za pomoc& polecenia no shut'own-
11
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#,ministrator sieci w&czy protok "% na routerach 4 i 0 prze,stawionych na ,ia'ramie sieci- Ktre zponi/szych polece9 zapobie'n& wysyaniu ,o routera # aktualizacji "%?
#(confi')C router rip#(confi'8router)C passive-inter(ace )&4(confi')C router rip4(confi'8router)C network 192.168.2!.484(confi'8router)C network 192.168.2!.64#(confi')C router rip#(confi'8router)C no network 192.168.2!."24(confi')C router rip4(confi'8router)C passive-inter(ace )&
#(confi')C no router rip
12
0o si wy,arzy+ ',y nastpuj&ce listy #01 zostan& zastosowane ,la kierunku przycho,z&ce'o w obuinterfejsach astthernet routera # prze,stawione'o na rysunku?
access-list 12! permit tcp 192.168.2. ...2!! 1.9.". ...2!! e# 2"
access-list 12! permit tcp 1.9.". ...2!! 192.168.2. ...2!! e# 2"
access-list 12! permit tcp 192.168.2. ...2!! any e# www
*tacje robocze # i 4 b,& mo'y si komunikowa przy u/yciu po&czenia @elnet- *tacja robocza # bmo'a uzyska ,ostp ,o serwerw ... w sieci nternet+ a ,ostp ... ,o sieci nternet ze stacjroboczej 4 b,zie wzbroniony-*tacje robocze # i 4 b,& mo'y si komunikowa przy u/yciu po&czenia @elnet- 0ay pozostay ru
b,zie zabroniony-1ista #01 nie zostanie uwz'l,niona+ poniewa/ powinna zosta zastosowana ,la kierunku wycho,z
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interfejsach astthernet-
1ista #01 zablokuje cay ruch+ poniewa/ na jej ko9cu znaj,uje si instrukcja 'eny ip any any-
1" >aki b,zie rezultat ustawienia bitw pola rozruchowe'o w rejestrze konfi'uracji na warto D2222D? (.
,wie o,powie,zi)-%lik startup8confi' b,zie i'norowany po,czas uruchamiania-
"outer zaa,uje system * z pamici lash-
"outer wej,zie w tryb "$ monitor po kolejnym zaa,owaniu-
"outer wej,zie w tryb 4oot "$ i je'o mo/liwoci zostan& o'raniczone-
#,ministrator mo/e wprowa,zi polecenie $i rcznie uruchomi system *-
14
Ktre spor, nastpuj&cych polece9 routera spowo,uje wy'enerowanie wyniku pokazane'o na rysunku
show arp
show protocols
show inter(ace *astEthernet&
show inter(aces
show har'ware
1!
"outer # jest bezpore,nio po,&czony ,o pokazanych na rysunku sieci i ma tras ,omyln&+ ktra wskarouter 4- .szystkie interfejsy s& aktywne i prawi,owo a,resowane- >e,nak ',y stacja robocza w sieci7J6-7G-I-236I wysya pakiet po, a,res ,ocelowy 7J6-7G-627-L+ jest on o,rzucany przez router #- >aka m
przyczyna takie'o zachowania?
%olecenie ip classlessnie jest w&czone na routerze #-"outer 4 jest w innym systemie autonomicznym ni/ router #-
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"outery # i 4 wykorzystuj& r/ne protokoy routin'u-
"outer # nie ma w swojej tablicy routin'u trasy+ ktra uwz'l,niaaby a,res 7J6-7G-627-L-
16
Ktre z prze,stawionych stwier,ze9 s& prawi,owe i potwier,zone przez ,ane wyjciowe routera prze,stna rysunku? (.ybierz ,wie o,powie,zi)-
stnieje &czno w warstwie ; pomi,zy 4i'0ity a urz&,zeniami w kolumnie :eMice : (: urz&,ze
stnieje &czno w warstwie 6 pomi,zy 4i'0ity a urz&,zeniami w kolumnie :eMice : (: urz&,ze
.szystkie urz&,zenia pokazane w kolumnie :eMice : (: urz&,zenia) u/ywaj& zestawu protoko@0%3%-:la wszystkich urz&,ze9 pokazanych w kolumnie :eMice : (: urz&,zenia) mo/na wykona polec
pin' z 4i'0ity-.szystkie urz&,zenia pokazane w kolumnie :eMice : (: urz&,zenia) s& bezpore,nio po,&czone
4i'0ity-
1%
Ktre z poni/szych okrele9 mo/e opisywa urz&,zenia oznaczone symbolem D+D na rysunku? (.ybierz:0
0*akie informacje mo/na uzysk
nastpuj&cych wpisw konfi'uracji? (.ybierz ,wie o,powie,zi)-
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"outer(confi')C line vty ""outer(confi'8line)C passwor' c1"c"outer(confi'8line)C login
.pisy okrelaj& trzy linie @elnet przeznaczone ,la z,alne'o ,ostpu-
.pisy okrelaj& cztery linie @elnet przeznaczone ,la z,alne'o ,ostpu-
.pisy ustawiaj& haso konsoli i @elnet jako Dc7;c2D-
:ostp @elnet b,zie zabroniony+ poniewa/ konfi'uracja @elnet jest niepena-
:ostp @elnet b,zie ,ozwolony+ jeli u/yte zostanie haso Dc7;c2D-
19 Ktre spor, poni/szych funkcji s& 'wnymi funkcjami routera? (.ybierz ,wie o,powie,zi)-
prze&czanie pakietw
mikrose'mentacja
o,wzorowywanie nazw ,omen
wybr trasy
kontrola przepywu
2
Bapoznaj si z rysunkiem- #,ministrator sieci ma po&czenie konsolowe z routerem #- %olecenie pin' ki,o routera 4 ko9czy si pomylnie+ natomiast ,o routera 0 i : nie ko9czy si pomylnie- >aki jest pierws
przy rozwi&zywaniu te'o typu problemw?
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22 Ktre spor, nastpuj&cych opisw ,otycz&cych komunikatu powitania (an'- login banner) s& praw,zi(.ybierz ,wie o,powie,zi)-
@en komunikat jest wywietlany tylko w uprzywilejowanym trybie N0-
Komunikat jest wi,oczny ,la ka/,e'o+ kto uzyskuje ,ostp ,o routera-
,powie,nim komunikatem ,o wywietlenia jest D:zie9 ,obryD-Komunikaty lo'owania powinny zawiera komunikaty z ostrze/eniami-
Komunikaty powinny i,entyfikowa obwo,y i inne urz&,zenia po,&czone ,o routera-
2" >akie informacje mo/na uzyska po,czas wstpne'o rozruchu routera? (.ybierz ,wie o,powie,zi)-
warto rejestru konfi'uracji
liczba i typy zainstalowanych interfejsw
mo,el routera i ilo ,ostpnej pamici
ilo pamici wyma'anej ,o zaa,owania opro'ramowania * i konfi'uracjiliczba interfejsw z po,&czonymi kablami
24 >akie informacje mo/e uzyska pracownik pomocy technicznej 0isco z nazwy pliku systemu * c26-mz.121-"? (.ybierz trzy)-
format pliku
wyma'ania pliku ,otycz&ce pamici "#$
numer wersji pliku
rozmiar pliku
platform sprztow&+ ,la jakiej przeznaczony jest plik
2! Ktre spor, nastpuj&cych stwier,ze9 ,otycz&cych opisu interfejsu s& praw,ziwe? (.ybierz trzy)-
>est to komunikat wywietlany w chwili lo'owania-
ie ma wpywu na ,ziaanie routera-
:omylnie zawiera i,entyfikatory obwo,w interfejsu-
%oma'a personelowi pomocy technicznej okreli zakres problemw zwi&zanych z interfejsem-
$o/e umo/liwi zi,entyfikowanie celu i lokalizacji interfejsu-$arnuje przepustowo i spowalnia rozwi&zanie problemu zwi&zane'o z interfejsem-
26 #,ministrator sieci chce zaa,owa plik konfi'uracyjny z serwera @@% ,o pamici !"#$ routera- Kponi/szych proce,ur spowo,uj& utworzenie w pamici !"#$ pliku startup8confi'+ ktre'o zawartoo,powia,a zawartoci pliku konfi'uracyjne'o na serwerze @@%?
*kopiowanie pliku konfi'uracyjne'o z serwera @@% za pomoc& polecenia copy t(tp startup-con(ig
*kopiowanie pliku konfi'uracyjne'o z serwera @@% za pomoc& polecenia copy ,nazwapliku, stcon(ig-
*kopiowanie pliku ,o pamici "#$ z po&czenia konsoli za pomoc& polecenia copy t(tp running-castpnie ponowne zaa,owanie routera+ aby u/ywa nowej konfi'uracji-
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.klejenie pliku konfi'uracyjne'o ,o wiersza polece9 routera w trybie konfi'uracji 'lobalnej- astwy,anie polecenia copy startup-con(ig running-con(ig-
2% Ktre ,wa kroki opisuj& sposb tworzenia ,ziaaj&ce'o po&czenia fizyczne'o pomi,zy konsol& routera
terminalem? (.ybierz ,wie o,powie,zi)-
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Oa,en z routerw na rysunku nie ma ,ostpnej tablicy hostw ani :*- nterfejsy i hasa zostay prawi,skonfi'urowane- Ktre z wymienionych polece9 spowo,uj& zainicjowanie sesji @elnet? (.ybierz ,wieo,powie,zi)-
#@1P connect /0
#@1P telnet /0
#@1C 192.168.4.2
#@1C connect 3
0QC telnet 192.168.4.1
0QC telnet 3
" astpuj&ca lista ,ostpu zostaa pomylnie zastosowana ,o interfejsu routeraE
access-list !2 'eny 1%2.".6!.!2
access-list !2 permit any
Ktre z poni/szych stwier,ze9 ,otycz&cych tej listy #01 s& praw,ziwe? (.ybierz trzy)-
>est to nieprawi,owa lista #01+ poniewa/ w poleceniu brakuje maski blankietowej-
:la a,resu 7J6-;2-GL-L6 przyjmowana jest maska blankietowa 2-2-2-2-
>est to rozszerzona lista ,ostpu %-
0ay ruch z a,resu 7J6-;2-GL-L7 b,zie ,ozwolony-
>est to stan,ar,owa lista ,ostpu %-
"1
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astpuj&ca lista ,ostpu zostaa utworzona w celu uniemo/liwienia ,otarcia ruchu z hosta 7J6-6;-I2-;G
sieci 7F6-7GH-;I-2-
access-list 44 'eny host 1%2.2".4."6
access-list 44 permit any
Bapoznaj si z rysunkiem- Ktra 'rupa polece9 prawi,owo umieci list ,ostpu tak+ aby host mia wzb,ostp je,ynie ,o sieci 7F6-7GH-;I-2?
"ome(confi')C inter(ace (a&"ome(confi'8if)C ip access-group 44 in"ome(confi')C inter(ace s&1"ome(confi'8if)C ip access-group 44 out
@okyo(confi')C inter(ace s&@okyo(confi'8if)C ip access-group 44 in@okyo(confi')C inter(ace (a&@okyo(confi'8if)C ip access-group 44 out
"2 Ktre elementy i funkcje routera s& prawi,owo opisane? (.ybierz ,wie o,powie,zi)-
pami "$ R jest w niej przechowywana kopia zapasowa pliku konfi'uracyjne'o
pami "#$ R umo/liwia zaa,owanie systemu operacyjne'o
pami !"#$ R przechowuje plik konfi'uracyjny
pami byskowa R wykonuje ,ia'nostyk po,czas rozruchu
test %*@ R uruchamia ,ia'nostyk mo,uw sprztowych
pami :"#$ R a,uje pro'ram uruchomieniowy
"" Ktre spor, poni/szych stwier,ze9 opisuj& obsu' protokou @elnet przez router? (.ybierz ,wieo,powie,zi)-
"outer mo/e obsu'iwa rwnoczenie kilka przycho,z&cych sesji @elnet-
@elnet jest najprostszym ,ostpnym mechanizmem su/&cym ,o testowania-
*esja telnet mo/e by zainicjowana tylko w uprzywilejowanym trybie N0-Konfi'uracja line vty 4okrela pi o,,zielnych linii @elnet-
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%rotok @elnet jest okrelany jako protok warstwy sieci-
"4
Bapoznaj si z sieciami i pozycjami tablicy routin'u prze,stawionymi na rysunku- le czasu upynie zanirouter # zacznie oczekiwa na o,ebranie kolejnej aktualizacji z routera 4?
L sekun,
7; sekun,
7J sekun,
6L sekun,GL sekun,
F2 sekun,
"! . jakiej kolejnoci proce,ura wstpne'o uruchomienia routera lokalizuje i a,uje opro'ramowanie *+rejestr konfi'uracji ustawiony jest na warto 256726+ a w pliku startup8confi' nie ma /a,nych polece9 $system?
pami byskowa+ pami "$+ serwer @@%
pami "#$+ pami byskowa+ pami !"#$pami byskowa+ serwer @@%+ pami "$
pami "$+ serwer @@%+ pami byskowa
pami byskowa+ pami !"#$+ pami "#$
pami "$+ pami byskowa+ serwer @@%
"6 Ktre spor, nastpuj&cych twier,ze9 ,otycz&cych protokou ="% i "% s& praw,ziwe? (.ybierz ,wieo,powie,zi)-
%rotok ="% ,o okrelania wyboru cie/ki u/ywa kombinacji r/nych metryk-
"% to protok opracowany przez firm 0isco-
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%rotok "% ma mo/liwo skalowania ,o ,u/ych sieci-
%rotok ="% ma mo/liwo skalowania ,o ,u/ych sieci-
"% >akie s& niektre z powo,w zmiany ustawie9 rejestru konfi'uracji? (.ybierz ,wie o,powie,zi)-
Bmuszenie systemu ,o i'norowania pliku konfi'uracyjne'o przechowywane'o w pamici !"#$-
$onitorowanie zmiany hase-
Bmiana sekwencji testu %*@-
.ymuszenie na routerze rozruchu opro'ramowania * z pamici !"#$-
.ymuszenie przejcia systemu ,o trybu "$ monitor-
"8 #,ministrator sieci wy,a polecenie erase startup-con(igna skonfi'urowanym routerze+ w ktrym w rejkonfi'uracji ustawiono warto 256726+ i uzyska nastpuj&cy wynikE
rasin' the nMram filesystem will remoMe all filesS 0ontinue? T0onfirmUTKUrase of nMramE complete
>eli po wykonaniu tej sekwencji nast&pi niespo,ziewany zanik zasilania routera+ co stanie si po przywrzasilania?
"outer przej,zie w tryb monitora "$ po zako9czeniu testu %*@ (power8on self test)-
"outer zaa,uje ostatni znany ,obry plik konfi'uracyjny-
"outer przej,zie w tryb "58boot-
"outer poprosi u/ytkownika o przejcie w tryb konfi'urowania setup lub o kontynuowanie bezprzecho,zenia w tryb setup-
"9 %o,czas wstpne'o rozruchu routera wywietlany jest nastpuj&cy wierszE
D!"#$ inMali,+ possibly ,ue to write erase-D
>akie s& ,wie mo/liwe przyczyny takie'o rezultatu? (.ybierz ,wie o,powie,zi)-
%lik startup8confi' nie zosta zapisany w pamici "#$ prze, ponownym uruchomieniem-
pro'ramowanie * zostao skasowane-"outer nie zosta skonfi'urowany-
ie mo/na o,naleV pliku startup8confi'-
"outer nie przej,zie ,o okna ,ialo'owe'o konfi'uracji pocz&tkowej-
4 #,ministrator sieci musi skonfi'urowa a,res % ,la interfejsu szere'owe'o- Konfi'uracja musi rwnie/okrela z,aln& lokalizacj+ ,o ktrej interfejs jest po,&czony- Ktry zestaw polece9 spenia te wyma'an
0hica'o(confi')C 'escription )an ose 10hica'o(confi')C inter(ace serial&0hica'o(confi'8if)C ip a''ress 192.168.24.9 2!!.2!!.2!!.2!2
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0hica'o(confi')C inter(ace serial&0hica'o(confi'8if)C ip a''ress 192.168.24.9 2!!.2!!.2!!.2!20hica'o(confi'8if)C 'escription )an ose 10hica'o(confi')C inter(ace serial&0hica'o(confi'8if)C ip a''ress 192.168.24.9 netmask 2!!.2!!.2!!.2!2
0hica'o(confi'8if)C 'escription )an ose 10hica'o(confi')C inter(ace serial&0hica'o(confi'8if)C ip a''ress 192.168.24.9 2!!.2!!.2!!.2!20hica'o(confi'8if)C remote site )an ose 10hica'o(confi')C inter(ace serial&0hica'o(confi'8if)C ip a''ress 192.168.24.9 2!!.2!!.2!!.2!20hica'o(confi'8if)C inter(ace 'escription )an ose 1
41 0o si stanie po wpisaniu polecenia service passwor'-encryptionw routerze? (.ybierz ,wie o,powie,
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show protocols
show ip protocols
show version
show inter(aces
show ip ports
4! . oparciu o czciowy wynik polecenia show ip routeokrel+ ktry protok routin'u jest skonfi'urowarouterzeE
0 1%2.16.".&24 51&81"! via 1%2.16.2.27 2%7 )erial&
"% M7
"% M6
%rotok ="%
%rotok ="%
%rotok *%
%rotok =%
46
Bapoznaj si z rysunkiem- Baka,aj&c+ /e u/ywana jest metryka ,omylna+ a sie ma pen& zbie/no+ ktcie/ka zostanie u/yta przez protok routin'u ="% ,o wysania pakietu z routera # ,o routera ?
#+ :+ +
#+ 4+ :+ + #+ 0+ :+ + =+
#+ 4+ :+ + =+
4% Ktre spor, poni/szych polece9 s& prawi,owymi poleceniami $oot system? (.ybierz ,wie o,powie,
"outer(confi')C $oot system ram
"outer(confi')C $oot system rom
"outer(confi')C $oot system 0) (lash
"outer(confi')C $oot system (lash c26-'-mz.121-" 192.168.1.!
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CCNA 2 - Final Exam Answers V4.0 *C+
1. Refer to the exhibit. he o&tp&t of the show ip ro&te #omman$ for three ro&ters on a net
wor is
$ispla!e$. All ro&ters are operaonal" pins are not blo#e$ on this networ" an$ no $efa<
ro&tes are installe$. 5hi#h two pins will fail) * hoose two.+
g from R1 to 12.1.1.1
g from R1 to 1/2.1.>.1
g from R2 to 1/2.1.1.1
g from R2 to 1/2.1.>.1
g from R> to 1/2.1.1.1
2. A ro&ter that &ses the R'( ro&n proto#ol has an entr! for a networ in the ro&n table
. 't then
re#eives an &p$ate with another entr! for the same $esnaon networ b&t with a lower ho
p #o&nt. 5hat a#on will the ro&ter tae for this new &p$ate)
g 't will appen$ the &p$ate informaon to the ro&n table.g 't will invali$ate the entr! for that networ in the ro&n table.
g 't will repla#e the exisn ro&n table entr! with the new informaon.
g 't will inore the new &p$ate.
>. 5hi#h two statements are tr&e for =
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g R1 an$ R> are #onne#te$ to ea#h other via the .2.
g R2 is #onne#te$ to the .
. Refer to the exhibit. 5hi#h three statements are tr&e of the ro&n table for Ro&ter1) *
hoose
three.+
g he ro&te to networ 12.1.0.0 has an A6 of 1910.
g Networ 1/2.1.0.1 #an best be rea#he$ &sin FastEthernet070.
g he A6 of E'GR( ro&tes has been man&all! #hane$ to a val&e other than the $efa< val&
e.
g Ro&ter1 is r&nnin both the E'GR( an$ =1 area 0 5hi#h ro&ter interfa#e will par#ipate in =
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networ #an
pin the 272)
g Ro&ter1g Ro&ter2
g Ro&ter>
g Ro&ter4
1. 5hi#h me#hanism helps to avoi$ ro&n loops b! a$versin a metri# of in%nit!)
g ro&te poisonin
g split horion
g hol$-$own mer
g triere$ &p$ates
1. Refer to the exhibit. 5hat is the meanin of the hihlihte$ val&e 120)
g 't is the metri# that is #al#&late$ b! the ro&n proto#ol.
g 't is the val&e that is &se$ b! the 6AH alorithm to $etermine the ban$wi$th for the lin.g 't is the a$ministrave $istan#e of the ro&n proto#ol.
g 't is the hol$-$own me" meas&re$ in se#on$s" before the next &p$ate.
1/. Refer to the exhibit. A networ a$ministrator s#essf&ll! pins R1 from R>. Next" the a$
ministrator
r&ns the show #$p neihbors #omman$ on R>. he o&tp&t of this #omman$ is $ispla!e$.
5hat are two reasons for the absen#e of R1 in the o&tp&t) * hoose two.+
g here is a Ha!er 2 #onne#vit! problem between R1 an$ R>.
g he Fa070 interfa#e of R1 is #on%&re$ with an in#orre#t '( a$$ress.
g he no #$p r&n #omman$ has been r&n at R1.
g he no #$p enable #omman$ has been r&n at Fa071 interfa#e of R>.R1 is powere$ o3.
20. Refer to the exhibit. A $evi#e is re&ire$ to #omplete the #onne#on between ro&ter R1
an$ the 5AN. 5hi#h two $evi#es #an be &se$ for this) * hoose two.+
g a : via 1/2.1.110.1" 00;00;1"
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g R 1/2.1.1.0724 812071: via 1/2.1.100.1" 00;00;1" passwor$s
2>. Refer to the exhibit. A networ a$ministrator a$$s this #omman$ to ro&ter R1; ip ro&te
1/2.1.2.0 299.299.299.0
g 4
g
2. A ro&ter has E'GR( #on%&re$ as the onl! ro&n proto#ol. 'n what two wa!s $oes E'GR(
respon$ if
there is no feasible s#essor ro&te to a $esnaon networ an$ the s#essor ro&te fails)
* hoose two.+
g 't broa$#asts hello pa#ets to all ro&ters in the networ to re-establish neihbor a$?a#en#ies.
g 't sen$s &eries to a$?a#ent neihbors &nl a new s#essor ro&te is fo&n$.
g 't imme$iatel! sen$s its enre ro&n table to its neihbors.
g 't sen$s &eries to a$?a#ent neihbors &nl the lost ro&te is &nnown to the neihbors.
g 't a&toma#all! forwar$s traI# to a fallba# $efa< ro&te &nl a s#essor ro&te is fo&n$.
2. Refer to the exhibit. (a#ets $esne$ to whi#h two networs will re&ire the ro&ter to
perform a re#&rsive loo&p) * hoose two.+
g 10.0.0.07
g 4.100.0.071
g 12.10.0.071
g 12.1.40.0724
g 1/2.1.1.0724
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sens" all ro&tes are a$verse$ on all ro&ters" an$ the networ is f&ll! #onvere$. 5hi#h p
ath will the $ata tae to travel between 12.1.1.0724 an$ 1/2.1.100.0724)
g 't will travel via A" " an$ C.
g 't will travel via A" F" E" 6" an$ .
g 't will travel via A" G" B" an$ C.
g he traI# will be loa$-balan#e$ on all paths.>. Refer to the exhibit. All ro&ters are #on%&re$ for = to 0.
g on%&re a loopba# interfa#e on R2" with an '( a$$ress hiher than an! '(a$$ress on the
other
ro&ters.
g Con%&re R1 an$ R> with an '( a$$ress whose val&e is hiher than that of R2.>. Refer to the exhibit. Bost A is &nable to a##ess the 'nternet" an$ tro&bleshoon has rev
eale$ that
this is $&e to an a$$ressin problem. 5hat is in#orre#tl! #on%&re$ in this networ)
g the '( a$$ress of the Fa 070 interfa#e of R1
g the s&bnet mas of the < 07070 interfa#e of R1
g the '( a$$ress of the < 07070 interfa#e of R1
g the s&bnet mas of the . Refer to the exhibit. All ro&tes are a$verse$ an$ f&ll! operaonal on all ro&ters. 5hi#h
statement is tr&e abo&t the path that the $ata will tae from ro&ter A to ro&ter C)
g 'f E'GR( is &se$ with $efa< #on%&raons" the $ata will be e&all! $istrib&te$ between
two paths J A" 6" C an$ A" " 6.g 'f R'(v1 is &se$ with $efa< #on%&raons" the $ata will be loa$-balan#e$ on all paths.
g 'f E'GR( an$ =/. Refer to the exhibit. he interfa#es of all ro&ters are #on%&re$ for = #an
pin R1" b&t the two ro&ters are &nable to establish a neihbor a$?a#en#!.
5hat sho&l$ the networ a$ministrator $o to tro&bleshoot this problem)
g Che# if the interfa#es of the ro&ters are enable$.
g he# the hello an$ $ea$ intervals between the ro&ters.
g Che# the pro#ess '6 of both ro&ters.g Che# if C6( is enable$ on all the ro&ters.
40. Refer to the exhibit. 5hat informaon #an be $etermine$ from the hihlihte$ o&tp&t)
g R1 is oriinan the ro&te 12.>0.200.>272.
g A&toma# s&mmariaon is $isable$.
g he 12.>0.200.172 networ is one hop awa! from R1.
g A #lassf&l ro&n proto#ol is bein &se$.
41. 5hi#h two ro&ter #omponent an$ operaon pair are #orre#tl! $es#ribe$) * hoose two.+
g 6RA@ -loa$s the bootstrap
g RA@ -stores the operan s!stem
g Flash -exe#&tes $ianos#s at boot&p
g NVRA@ -stores the #on%&raon %le
g R=@ -stores the ba#&p #on%&raon %le
g (=
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42. 5hi#h ro&n proto#ol b! $efa< &ses ban$wi$th an$ $ela! to #al#&late the metri# of a
ro&te)
g R'(v1
g R'(v2
g =.0721. 5hi#h pa#et $esnaon a$$ress will R2 forwar$ to R1)
g 1/2.1.1>9.1g 1/2.1.142.1
g 1/2.1.144.1
g 1/2.1.12.1
49. Refer to the exhibit. R1 is r&nnin R'( with $efa< parameters. R1 has learne$ fo&r $i3e
rent paths
with the same metri#s to networ 1/2.1..0. 5hi#h path or paths will R1 &se to forwar$
a pa#et that is $esne$ to 1/2.1..10)
g the %rst path that the ro&ter learne$.
g onl! the %rst two of the fo&r paths that the ro&ter learne$.
g the last path that the ro&ter learne$.
g all fo&r paths.4. 5hat are two f&n#ons of a ro&ter) * hoose two.+
g 't #onne#ts m&lple '( networs.
g 't #ontrols the Kow of $ata via the &se of Ha!er 2 a$$resses.
g 't $etermines the best path to sen$ pa#ets.
g 't manaes the VHAN $atabase.
g 't in#reases the sie of the broa$#ast $omain.
4. Refer to the exhibit. 5hi#h statement is tr&e abo&t the ro&n pro#ess for this networ)
g A pa#et leaves interfa#e Fa070 of R1 with the so&r#e @A a$$ress as 000 .>010./20.
g he pa#et leaves interfa#e Fa070 of R1 with the so&r#e @AC a$$ress as 000C.>010./20.
g he no sh&t$own #omman$ nee$s to r&n on the Fa070 interfa#e of R1.
g he Fa070 interfa#e of R2 #o&l$ be #on%&re$ with the '( a$$ress 12.1.4.1724.4. Refer to the exhibit. A networ a$ministrator has r&n the show interfa#e #omman$. he
o&tp&t of
this #omman$ is $ispla!e$. 5hat is the %rst step that is re&ire$ to mae this interfa#e
operaonal)
g
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99. Refer to the exhibit. 5hat informaon #an be $etermine$ from the $ispla!e$ o&tp&t)
g E'GR( pa#ets are wain to be sent to the neihbors.
g he a$?a#en#ies between the ro&ters are !et to be establishe$.
g he '( a$$ress 1/2.1.10.10 is #on%&re$ at serial interfa#e
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2erform the 2+3 routine. +earch for a bac4up 0+ in R5. 6oad the
bootstrap program from R5. 6oad the running7config file from R85. 6ocate andload the startup7config file from :R85.
!. Refer to the exhibit. 3he networ4 administrator issues the command no ip classless onRouter1. ;hat forwarding action will ta4e place on a pac4et that is receied b< Router1and is destined for host 19.1!".#.!?
The packet will be dropped.3he pac4et will be forwarded to the gatewa< of last resort.3he pac4et will match the 19.1!".#.# networ4 and be forwarded out +erial #$#.3he pac4et will most closel< match the 19.1!".#." subnet and be forwarded out +erial#$1
Refer to the exhibit. 3he networ4 has three connected routers* R1, R, and R=. 3heroutes of all three routers are displa
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;hat is one function of the bootstrap program during the router boot process?
loading Cisco 0+ software
Refer to the exhibit. 3he networ4 administrator issues the command no ip classlessonRouter1. ;hat forwarding action will ta4e place on a pac4et that is receied b< Router1
and is destined for host 19.1!".#.!he pa#et will be $roppe$.
Refer to the exhibit. A network designer is testing a prototype of WANconnections. All of the routers in the exhibit are configured for OS! routing. Thedesign re"uires that the path between routers A and # through $S-A is thepri%ary and the path through $S-& ser'ers as a backup. The designer notices thatrouter A has two e"ual-cost paths to the (AN on router #. )ow can the designercorrect this proble%*+se the bandwidth co%%and to change the default bandwidth on the link to router&.
;2- # network a,ministrator nee,s to assi'n the Mery last usable % a,,ress in the7J6-6I-GI-237H network ran'e to the router interface that serMes this 1#- .hich % a,,ressshoul, the a,ministrator confi'ure on the interface?7J6-7G-76H-7LI37H7J6-7G-6LL-6LI37H7J6-6I-GI-6LI37H1%2.24.12%.2!4&18
Which port should a ter%inal e%ulator be connected to in order to access a router
without network connecti'ity*,onsole
Refer to the exhibit. 3he show cdp neighbors command was run at R1. ;hich two factsabout the newl< detected deice can be determined from the output? (Choose two.)
R2 configuration as router R3R8. ;hat should be done so that host 8 canaccess serer 8?8dd the command no auto-su%%aryon all routers.
Refer to the exhibit. Router R is configured properl< and all interfaces are functional.Router R1 has been installed recentl
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11. 3he networ4 shown in the diagram is haing problems routing traffic. 0t is suspectedthat the problem is with the addressing scheme. ;hat is the problem with the addressingused in the topolog
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ans*R021 does not support discontiguous networ4s.
Refer to the exhibit. R1 and R are adacent routers both running R02. 8ll interfaces onboth routers are correctl< configured and operational. Both routers are configured to
include all connected interfaces in routing updates. R is not showing an< routes from R1in the routing table. ;hat is the li4el< cause?3he adacent interfaces are passie.3he distance of 1# exceeds 1A hops.R will not accept ersion 1 updates from R1.Routes are being summariDed b< R1 but not b< R.
I6- # network is confi'ure, with the %+ %N+ an, #pple@alk protocols- .hich routin'protocol is recommen,e, for this network?"%M7
"%M6E0?>;*%
. Refer to the exhibit. 3he networ4 is using the R02 routing protocol. 0f networ41#.#.#.# goes down, what mechanism will preent Router1 from adertising false routinginformation bac4 to Router?ans*split horiDon
Refer to the exhibit. 8 networ4 administrator has configured +2 using the followingcommand*network /.01..2/ 3.3.3.2 area 3;hich router interface will participate in +2?ast-thernet#$#ast-thernet#$1+erial#$#$#+erial#$#$1
!. Refer to the exhibit. ;hat is the meaning of the highlighted alue ?ans*
0t is the number of hops between R and the 19.1!".".#$% networ4.
=1. Refer to the exhibit. 8 ping between host 8 and host B is successful, but pings fromhost 8 to operational hosts on the 0nternet fail. ;hat is the reason for this problem?ans*ne of the default routes is configured incorrectl
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9. Refer to the exhibit. 3he routers are properl< configured using a d
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+2-0>R2
8 networ4 technician must reduce the amount of broadcast traffic on the networ4 whilemaintaining full connectiit< between all different networ4 segments. ;hich deice
should the administrator deplo