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單項選擇題When implementing OSPFv3, which statement describes the configuration of OSPF areas?（）

A. In interface configuration mode, the OSPFv3 area ID combination assigns interfaces to OSPFv3 areas.
B. In router configuration mode, the network wildcard area ID combination assigns networks to OSPFv3 areas.
C. In interface configuration mode, the IPv6 OSPF process area ID combination assigns interfaces to OSPFv3 areas.
D. In router configuration mode, the IPv6 OSPF interface area ID combination assigns interfaces to OSPFv3 areas.

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1.多項選擇題The IP multicast global configuration command ip pirn send - rp - announce IoopbackO scope 31 group - list 5 issued on multicast router RTA. What are the two results? （）

A. RTA will forward RP announcements provided they are within the scope of 31.
B. RTA will originate RP announcements with TTL s et to 31.
C. RTA will originate RP announcements for multicast groups that match access - list 5.
D. RTA will drop all RP announcements it receives if the TTL field is greater than 31.

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2.單項選擇題Route redistribution (RR) has become an integral part of IP network design as the res ult of a growing need for disseminating certain routes across routing protocol boundaries. By default, which description is true when redistributing routes from other routing protocols into OSPF?（）

A. Summarized routes are unacceptable
B. They will appe ar in the OSPF routing table as type E2 routes
C. Only routes with lower administrative distances will be imported
D. All imported routes are to be automatically summarized if possible

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3.多項選擇題Which two routing protocols require a metric to be configured when redistributing routes from other protocols?（）

A. RIP
B. BGP
C. IS - IS
D. OSPF
E. EIGRP

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4.單項選擇題 Refer to the exhibit. Routers R1 and R2 have been configured to operate with OSPF. Routers R1 and R3 have been configured to operate with RIP. After configuring the redistribution between OSPF a nd RIP on R1, no OSPF routes are distributed into RIP. What should be done to correct this problem? （）

A. The redistribution command should be reentered with the match route - type parameter included.
B. The redistribution command should be reentered wit h the route - map map - tag parameter included.
C. The redistribution command should be reentered with the metric metric - value parameter included.
D. Routes will first need to be distributed into another protocol, and then into RIP.

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5.單項選擇題 Refer to the exhibit. What is required to complete the IPv6 routing configurations shown?（）

A. Interface authentication must be configured
B. The routing processes must be configured with an area ID
C. IP unicast routing must be enabled
D. IPv4 ad dresses must be applied to the interfaces

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6.單項選擇題 Refer to the parti al configurations in the exhibit. What address is utilized for DR and BDR identification on Router1?（）

A. the serial 1/1 address
B. the serial 2/0 address
C. a randomly generated internal address
D. the configured router - id address

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7.多項選擇題Which two statements are true about IS - IS?（）

A.Interfaces have a default metric of 1.
B.Level 1 is intra - area and level 2 is interarea.
C.Level 1 routing is between an end system (ES) and IS while Level 2 routing is between an IS and IS.
D. Hosts send ISHs while routers send ESHs.
E. IS - IS is an open standard.
F. Metrics depend on interface speed.

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8.多項選擇題 Intermediate system to intermediate system (IS - IS), is a protocol used by network devices (routers) to determine the best way to forward datagrams through a packet - switched network, a process called routing. Which three attributes are of the IS - IS routing protocol? （）

A. supports VLSM
B. link - state routing protocol
C. operati on is similar to BGP
D. supports two routing levels within an autonomous system

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9.多項選擇題 Refer to the exhibit. Which two statements are true?（）

A. DHCPDISCOVER packets will reach the DHCP server.
B. The router will not forward DHCPDIS COVER packets because it has not been configured to do so.
C. This configuration is applied to interface Fa0/1.
D. DHCPDISCOVER packets will not reach the DHCP server because DHCPDISCOVER packets are broadcasts.
E. DHCPDISCOVER packets will not reach the DHCP server because ports 67 and 68 have not been explicitly allowed by the ip forward - protocol command.
F. This configuration is applied to interface Fa0/0.

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10.多項選擇題What two situations could require the use of multiple routing protocols? （）

A. when all equipment is manufactured by Cisco
B. when there are multiple paths to destination networks
C. because having multiple routing protocols confuses hackers
D. when migrating from an older Interior Gateway Protocol (IGP) to a new IGP
E. when using UNIX host - based routers
F. when smaller broadcast domains are desired

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