GB0-381-ENU問題集、H3C実際の試験問題

質問 1

Which of the following statements is incorrect about filter-polic filters?

A. The entire IP routing table sent to neighbors can be filtered using filter-polic in RIP

B. You can use filter-polic in OSPF to filter routing information between areas

C. RIP routing information received from neighbors can be filtered using filter-polic in RIP

D. IS-IS routing information received from neighbors can be filtered using filter-polic in IS-IS

正解: B,D

質問 2

In the topology shown in the figure, the following configurations are performed on RTA, RTB, RTC and RTD respectively:
RTA-LoopBack0] ip address 1.1.1.1 255.255.255.255
RTA]ospf 1
RTA-ospf-1]area 1
RTA-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTA-ospf-1]import-route direct
RTB-LoopBack0] ip address 2.2.2.2 255.255.255.255
RTB]ospf 1
RTB-ospf-1]area 1
rtb-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTB-ospf-1-area-0.0.0.1]area 0
rtb-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0
RTB-ospf-1-area-0.0.0.0]network 20.0.0.0 0.0.0.255
RTC-LoopBack0] ip address 3.3.3.3 255.255.255.255
rtc]ospf 1
RTC-ospf-1]area 0
RTC-ospf-1-area-0.0.0.0]network 20.0.0.0 0.0.0.255
rtc-ospf-1-area-0.0.0.0]area 2
RTC-ospf-1-area-0.0.0.2]nssa no-import-route no-summarRTC-ospf-1-area-0.0.0.2]network 30.0.0.0
0.0.0.255
RTC-ospf-1]import-route direct
RTD-LoopBack0] ip address 4.4.4.4 255.255.255.255
RTD]ospf 1
RTD-ospf-1]area 2
RTD-ospf-1-area-0.0.0.2]network 30.0.0.0 0.0.0.255
RTD-ospf-1-area-0.0.0.2]network 4.4.4.4 0.0.0.0
rtd-ospf-1-area-0.0.0.2]nssa
then _______ may not be injected in zone 2

A. Tpe7 LSA

B. Tpe5 LSA

C. Tpe4 LSA

D. Tpe3 LSA

正解: A,B,C

質問 3

About the difference between system policy routing and interface policy routing. The correct statement is _________

A. Interface policy routing works on both locally generated and forwarded packets

B. Interface policy routing only works on forwarded packets, not on locally generated packets

C. System policy routing only works on local packets, not on forwarded packets

D. System policy routing affects both locally generated packets and forwarded packets

正解: B,C

質問 4

Host A and Host B are on the same Ethernet link. After host A receives the NS message sent by host B, it will record the correspondence between the IPv6 address of host B and the link layer address in the neighbor cache table.
At this time, the host is on A, and the neighbor state of host B is _______.

A. Delay (Dela)

B. Stale

C. Reachable

D. Probe

E. Incomplete ( Incomplete )

正解: B

質問 5

Which of the following descriptions about route filtering is correct?

A. Route filtering can play a role in protecting network security

B. Route filtering can save link overhead

C. The purpose of route filtering is to control the propagation of routes

D. The purpose of route filtering is to control the generation of routes

正解: A,B,C,D

質問 6

In the process of generating the express forwarding table, the quintuple refers to ________.

A. source IP address, destination IP address, source port number, destination port number, protocol number

B. source MAC address, destination MAC address, protocol number, source IP address, destination IP address

C. Physical interface, source IP address, destination IP address, source port number, destination port number

D. Physical interface, MAC address, IP address, port number, protocol number

正解: A

質問 7

In the topology shown in the figure, the following configurations are performed on RTA, RTB, RTC and RTD respectively:
RTA-LoopBack0] ip address 1.1.1.1 255.255.255.255
RTA]ospf 1
RTA-ospf-1]area 1
RTA-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTA-ospf-1]import-route direct
RTB-LoopBack0] ip address 2.2.2.2 255.255.255.255
RTB]ospf 1
RTB-ospf-1]area 1
rtb-ospf-1-area-0.0.0.1]network 10.0.0.0 0.0.0.255
RTB-ospf-1-area-0.0.0.1]area 0
rtb-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0
RTB-ospf-1-area-0.0.0.0]network 20.0.0.0 0.0.0.255
RTC-LoopBack0] ip address 3.3.3.3 255.255.255.255
rtc]ospf 1
RTC-ospf-1]area 0
RTC-ospf-1-area-0.0.0.0]network 20.0.0.0 0.0.0.255
rtc-ospf-1-area-0.0.0.0]area 2
RTC-ospf-1-area-0.0.0.2]nssa default-route-advertise
rtc-ospf-1-area-0.0.0.2]network 30.0.0.0 0.0.0.255
RTC-ospf-1]import-route direct
RTD-LoopBack0] ip address 4.4.4.4 255.255.255.255
RTD]ospf 1
RTD-ospf-1]area 2
RTD-ospf-1-area-0.0.0.2]network 30.0.0.0 0.0.0.255
RTD-ospf-1-area-0.0.0.2]network 4.4.4.4 0.0.0.0
rtd-ospf-1-area-0.0.0.2]nssa
then there may not be injected _____ in zone 2

A. Tpe7 LSA

B. Tpe5 LSA

C. Tpe4 LSA

D. Tpe3 LSA

正解: B,C

質問 8

In the network shown in the figure, RTA, RTB, RTC, RTD are in the same AS, and the IBGP connection as shown in the figure is established.

Which of the following statements about BGP reflector settings is true?

A. If RTC and RTD also establish IBGP peers, undo reflect between-clients should be set on the reflector.

B. RTA and RTB must be set up as reflectors and clients for each other.

C. To enhance routing reliability, in AS100, RTA and RTC are set as radiators of RTB and RTD.

D. To enhance routing reliability, it is better to set up two clusters in AS100, RTA is the radiator of RTC, and RTB is the reflector of RTD.

正解: A,C

質問 9

Regarding the LSDB in the OSPF protocol, the following statement is correct is ________.

A. After completing the LSA exchange, the LSDBs of the routers in the same area should be consistent

B. There are as many LSDBs as there are areas in the router, and the link state description information received from different areas is stored in separate LSDBs

C. The function of LSDB is to record all the link state description information received by the router

D. When the route changes, the router should first update its own LSDB according to the update message received, and then update the routing table

正解: A,C,D

質問 10

Among the following types of LSAs, the ones allowed to exist in the backbone area are _________

A. Tpe1 LSA

B. Tpe2 LSA

C. Tpe4 LSA

D. Tpe3 LSA

正解: A,B,C,D

H3C Large-Scale Routing Network Technologies V2.0 - GB0-381-ENU 模擬練習