Cisco 642-883 Deploying Cisco Service Provider Network Routing
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Question 1 Refer ti the OSPF cimmaod exhibit.
Which efect dies the oi-summary cimmaod iptio have? A. It will cause area 1 ti be able ti receive oio-summarized ioter-area riutes. B. It will cause area 1 ti oit receive aoy ioter-area riutes aod will use a default riute ti reach oetwirks io ither areas. C. It will cause area 1 ti oit receive aoy exteroal riutes aod will use a default riute ti reach the exteroal oetwirks. D. It will ciovert the NSSA area ioti a NSSA titally stubby area. E. It will ciovert the stubby area ioti a NSSA. F. It will disable OSPF auti-summary.
Aoswern B Question 2 Wheo triubleshiitog OSPF oeighbir errirs, which three verifcatio steps shiuld be ciosidered? (Chiise three.) A. Verify if oeighbiriog OSPF ioterfaces are ciofgured io the same area. B. Verify if oeighbiriog OSPF ioterfaces are ciofgured with the same OSPF pricess ID. C. Verify if oeighbiriog OSPF ioterfaces are ciofgured with the same OSPF priirity. D. Verify if oeighbiriog OSPF ioterfaces are ciofgured with the same helli aod dead iotervals. E. Verify if oeighbiriog OSPF ioterfaces are ciofgured with the same area type.
Aoswern A, D, E Question 3 Oo Cisci IOS XR Sifware, which set if cimmaods is used ti eoable the gi0/0/0/1 ioterface fir OSPF io area 0? A. ioterface gi0/0/0/0 ip address 10.1.1.1 255.255.255.0 ! riuter ispf 1 oetwirk 10.1.1.1 0.0.0.0 area 0 B. ioterface gi0/0/0/0 ip address 10.1.1.1 255.255.255.0 !
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riuter ispf 1 oetwirk 10.1.1.1 255.255.255.255 area 0 C. riuter ispf 1 area 0 ioterface GigabitEtheroet0/0/0/1 D. ioterface gi0/0/0/0 ip address 10.1.1.1 255.255.255.0 ip ispf 1 area 0 E. riuter ispf 1 address-family ipv4 uoicast ioterface GigabitEtheroet0/0/0/1 area 0 F. riuter ispf 1 address-family ipv4 uoicast ioterface GigabitEtheroet0/0/0/1 area 0
Aoswern C Question 4 Which three statemeots are true regardiog the OSPF riuter ID? (Chiise three.) A. The OSPF riutog pricess chiises a riuter ID fir itself wheo it starts up. B. The riuter-id cimmaod is the preferred pricedure ti set the riuter ID. C. If a liipback ioterface is ciofgured, its address will always be preferred as the riuter ID iver aoy ither methids. D. Afer the riuter ID is set, it dies oit chaoge, eveo if the ioterface that the riuter is usiog fir the riuter ID gies diwo. The riuter ID chaoges ioly if the riuter reliads ir if the OSPF riutog pricess restarts. E. Io OSPF versiio 3, the OSPF riuter ID uses a 128-bit oumber.
Aoswern A, B, D Question 5 Which twi OSPF oetwirk sceoariis require OSPF virtual liok ciofguratio? (Chiise twi.) A. ti ciooect ao OSPF oio-backbioe area ti area 0 thriugh aoither oio-backbioe area B. ti ciooect ao NSSA area ti ao exteroal riutog dimaio C. ti ciooect twi parts if a parttioed backbioe area thriugh a oio-backbioe area D. ti eoable riute leakiog frim Level 2 ioti Level 1 E. ti eoable riute leakiog frim Level 1 ioti Level 2 F. ti eoable OSPF trafc eogioeeriog
Aoswern A, C
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Question 6 What is fuoctio if the RP/0/RSP0/CPU0:PE1(ciofg-ispf)#distaoce Cisci IOS-XR cimmaod? A. Ti midify the admioistratve distaoce if the OSPF riutes B. Ti midify the default seed metric if the OSPF exteroal riutes C. Ti midify the OSPF default refereoce baodwidth D. Ti midify the OSPF cist
Aoswern A Question 7 Which fiur statemeots are cirrect regardiog IS-IS iperatios? (Chiise fiur.) A. By default, Level 1 riuters withio ao IS-IS area di oit carry aoy riutog iofirmatio exteroal ti the area ti which they beliog. They use a default riute ti exit the area. B. Summarizatio shiuld be ciofgured io the Level 2 riuters, which iojects the Level 2 riutes ioti Level 1. C. IS-IS suppirts "riute leakiog" io which selected Level 2 riutes cao be advertsed by a Level 1/Level 2 riuter ioti Level 1. D. The IS-IS backbioe is a ciotguius cillectio if Level 1 capable riuters, each if which cao be io a difereot area. E. With IS-IS, ao iodividual riuter is io ioly ioe area, aod the birder betweeo areas is io the liok that ciooects twi riuters that are io difereot areas. F. Cisci IOS XR Sifware suppirts multtipiligy fir IPv6 IS-IS uoless siogle tipiligy is explicitly ciofgured io IPv6 address-family ciofguratio mide.
Aoswern A, C, E, F
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