CCNA2 Final Exam 2013 – version 3

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CCNA2 Final Exam 2013 version 3

Posted on April 16, 2013byzeuxid

1. Refer to the routing table shown in the exhibit. hat is the meaning of the

highlighte! value 1"2#

It is the value assigned by the Dijstra algorith! that designates the nu!ber o" hops in

the net#or$It is the value used by the D%A& algorith! to deter!ine the band#idth "or the lin$

$t is the metri%& whi%h is %ost.It is the ad!inistrative distan'e$

2. hat is the 'ur'ose of the (() fiel! within an $* 'a%+et hea!er#

'lears an unrea'hable route "ro! the routing table a"ter the invalid ti!er expires

prevents regular update !essages "ro! inappropriately reinstating a route that !ay have

gone bad

re!oves an unrea'hable route "ro! the routing table a"ter the "lush ti!er expires

limits the 'erio! of time or number of ho's a 'a%+et %an traverse through the

networ+ before it shoul! be !is%ar!e!

used to !ar the route as unrea'hable in a routing update that is sent to other routers

3. hen woul! the networ+ a!ministrator use the i' ban!wi!th,'er%ent eigr'as-

number percent%omman!#

when there is a low ban!wi!th %onne%tion

#hen the 'onne'tion is on a shared !ediu!#hen the 'onne'tion is serial instead o" (thernet

#hen the lin is al#ays busy

-. hat is the fun%tion of the /*F )/ 'a%+et#

used to 'on"ir! re'eipt o" 'ertain types o" )*P+ pa'ets

used to establish and !aintain adja'en'y #ith other )*P+ routersused to reuest !ore in"or!ation about any entry in the -D.

use! to announ%e new /*F information an! to re'l to %ertain t'es of reuests

. (wo routers nee! to be %onfigure! within a single /*F area. hi%h two

%om'onents nee! to be %onfigure! on both routers to a%hieve this# 4Choose two.5

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the sa!e pro'ess ID

the same area $6

networ+ a!!resses an! wil!%ar! mas+s

the sa!e router ID

the sa!e loop ba' address

7. hi%h routing 'roto%ol maintains a to'olog table se'arate from the

routingtable#

I/.P

.IPv1

.IPv2

E$8R*

9. A router has learne! two eual %ost 'aths to a remote networ+ via the E$8R*

an! R$* 'roto%ols. :oth 'roto%ols are using their !efault %onfigurations. hi%h

'ath to the remote networ+ will be installe! in the routing table#

the 'ath learne! via E$8R*

the path learned via .IP

the path #ith the highest !etri' value

both paths #ith load balan'ing

;. Refer to the exhibit.

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(F(* server

'on"iguration register

10. Refer to the exhibit. R1 is %onfigure! 'ro'erl for a single area /*F& an! R2

has been re%entl installe! in the networ+. hi%h set of %omman!s is reuire! to

%onfigure a single area /*F for the networ+s that are %onne%te! to R2#

R24%onfig5> router os'f 1

R24%onfig,router5> networ+ 1"2.17;.2.0 0.0.0.2 area 0

R24%onfig,router5> networ+ 10.1.1.0 0.0.0.3 area 0

.25'on"ig7 router osp" 1

.25'on"ig8router7 net#or 192$16:$2$0 0$0$0$2;; area 0

.25'on"ig7 router osp" 2

.25'on"ig8router7 net#or 10$1$1$0 0$0$0$3 area 0

.25'on"ig7 router osp" 1

.25'on"ig8router7 net#or 192$16:$2$0 0$0$0$2;; area 0

.25'on"ig8router7 net#or 10$1$1$0 0$0$0$3 area 1

.25'on"ig7 router osp" 1

.25'on"ig8router7 net#or 192$16:$2$0 0$0$0$2;; area 0

.25'on"ig8router7 net#or 10$0$0$0 0$0$0$3 area 1

11. Refer to the exhibit. Routers R1 an! R2 are !ire%tl %onne%te! via their serial

interfa%es an! are both running the E$8R* routing 'roto%ol. R1 an! R2 %an 'ing

the !ire%tl %onne%te! serial interfa%e of their neighbor& but the %annot form an

E$8R* neighbor a!?a%en%.

hat a%tion shoul! be ta+en to solve this 'roblem#

(nable the serial inter"a'es o" both routers$

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12. Refer to the exhibit. (he interfa%es of all routers are %onfigure! for /*F area

0. R3 %an 'ing R1& but the two routers are unable to establish a neighbor a!?a%en%.

hat shoul! the networ+ a!ministrator !o to troubleshoot this 'roblem#

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A stati% route will be u'!ate! in the routing table.

he tra""i' "ro! the Internet #ill be dire'ted to .2$

he tra""i' "ro! the sour'e net#or 1=2$16$0$022 #ill be blo'ed$

(he route will be s'e%ifie! as the !efault route for all networ+s not !efine! in the

routing table.

All the broad'asts #ill be "or#arded via the *000 inter"a'e o" .2$

1. Refer to the exhibit. All routers are 'ro'erl %onfigure! with !efault

%onfigurations an! are running the /*F routing 'roto%ol. (he networ+ is full

%onverge!. A host on the 1"2.17;.3.0=2- networ+ is %ommuni%ating with a host on

the 1"2.17;.2.0=2- networ+.

hi%h 'ath will be use! to transmit the !ata#

he data #ill be trans!itted via .38.2$

(he !ata will be transmitte! via R3,R1,R2.

he tra""i' #ill be load8balan'ed bet#een t#o paths > one via .38.2, and the other via

.38.18.2$

he data #ill be trans!itted via .38.2, and the other path via .38.18.2 #ill be retainedas the ba'up path$

17. $n a lab test environment& a router has learne! about networ+ 192.17.1.0

through four !ifferent !nami% routing 'ro%esses. hi%h route will be use! to rea%h

this networ+#

6 192.17.1.0=2- @"0=21"-7 via 1"2.17;.200.1& 00B00B0"& /erial0=0=0

) 1=2$16$1$02? @1101012 via 192$16:$200$1, 00B00B22, *erial000

. 1=2$16$1$02? @1201 via 192$16:$200$1, 00B00B1=, *erial000I 1=2$16$1$02? @1001192 via 192$16:$200$1, 00B00B09, *erial000

19. hi%h two te%hnologies %an be use! in !istan%e ve%tor routing 'roto%ols to

'revent routing loo's# 4Choose two.5

authenti'ation

lin8state advertise!ents

hol!,!own timers

*panning ree Proto'ol

s'lit horion

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1;. Refer to the exhibit. A networ+ a!ministrator wants to re!u%e the sie of the

routing table of R1. hi%h 'artial routing table entr in R1 re'resents the route

summar for R2& without in%lu!ing an a!!itional subnets#

10$0$0$016 is subnetted, 1 subnets

D 10$;$0$0@9020;:91 via 192$16:$1$2, *000

10$0$0$02? is subnetted, ? subnets

D 10$;$0$0@9020;19: via 192$16:$1$2, *00010.0.0.0=22 is subnette!& 1 subnets

6 10..0.0@"0=20"01 via 1"2.17;.1.2& /0=0=0

10$0$0$0: is subnetted, ? subnetsD 10$;$0$0@9020;001 via 192$16:$1$2, *000

1". Refer to the exhibit.

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21. Refer to the exhibit. hi%h %ombination of $* a!!ress an! subnet mas+ %an be

use! on the serial interfa%e of Router2 in or!er to 'ut the interfa%e in the same

networ+ as the serial interfa%e of Router1#

IP 1=2$16$0$1:, subnet !as 2;;$2;;$2;;$0

IP 1=2$16$32$1;, subnet !as 2;;$2;;$2;;$2?0IP 1=2$16$0$1:, subnet !as 2;;$2;;$2;;$2;2

$* 192.17.32.1;& subnet mas+ 2.2.2.22

22. (he %omman! i' route 1"2.17;.2.0 2.2.2.0 192.17.2.2 was entere! into the

router. After networ+ %hanges were ma!e& the new next ho' for the 1"2.17;.2.0=2-

networ+ is 192.17..1. hat shoul! an a!ministrator !o so that the router will usethe new next ho' to rea%h the 1"2.17;.2.0 networ+#

(nter the 'o!!and %lear i' route $

&o#er the ad!inistrative distan'e "or the ne# path to ensure that it is used "irst$

Negate the original %omman! an! enter a new stati% route with the new next ho'.

othing$ he router #ill learn o" the ne# next hop and auto!ati'ally update the route

table$

23. A networ+ a!ministrator is in %harge of two se'arate networ+s that share a

single buil!ing. hat !evi%e will be reuire! to %onne%t the two networ+s an! a!! a

%ommon %onne%tion to the $nternet that %an be share!#

hub

router

a''ess point

(thernet s#it'h

2-. A networ+ a!ministrator must use the subnet 192.17.12;.0=1; to %reate 7

a!!itional subnets ea%h %ontaining u' to 2000 hosts for lo%al )ANs. hi%h subnet

mas+ shoul! the a!ministrator use to %reate the new subnets#

2;;$2;;$22?$02;;$2;;$2?0$0

2.2.2-;.0

2;;$2;;$2;2$0

2. hen %onne%ting two !evi%es& whi%h situation woul! normall reuire the use of

a %rossover %able#

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'onne'ting a host to a s#it'h

'onne'ting a s#it'h to a router

'onne'ting a s#it'h to a s#it'h

%onne%ting a host to a router %onsole 'ort

27. hi%h router mo!e is a%%esse! b entering the enable %omman!#

user (C(