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GB0-381-ENU 無料問題集「H3C Large-Scale Routing Network Technologies V2.0」

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トータル 522 問

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質問 1

The correct description of the relationship between the domain ( Domain ) and the area ( Area ) in IS-IS is ______ .

（A）Area contains Domain

（B）There can only be one Domain in an Area

（C）Domain contains Area

（D）There can be multiple Areas within a Domain

正解：C、D 解答を投票する

質問 2

In IPv6 stateless address auto-configuration, the information that a node can obtain is ________.

（A）Network front-end ( Prefix )

（B）Interface representation ( Interface-Index )

（C）The link-local address of the gateway

（D）a full IPv6 unicast address

正解：A、C 解答を投票する

質問 3

SOA-based network architecture divides enterprise IT systems into which of the following layers? (Select one or more)

（A）IP network layer

（B）business layer

（C）Data Layer

（D）Service Layer

正解：D 解答を投票する

質問 4

As shown in the figure, if PCA and PCB want to communicate with each other, ________ needs to be configured on the E0/0 interface of RTA.

（A）IPv6 address

（B）NAT-PT

（C）IPv4 address

（D）IPv6 Tunnel

正解：B、C 解答を投票する

質問 5

Running the command on the router and its display information is as follows:

From the above information, we can know that there are ______ IS-IS Level-1 routes added to the RTB routing table.

（A）5

（B）4

（C）7

（D）2

（E）8

正解：D 解答を投票する

質問 6

Which of the following statements is true about running Integrated IS-IS over an IP network ______.

（A）IS-IS only collects the link state and calculates the route in the IP network, without ES-IS, the communication between the router and the host still relies on ARP, ICMP, DHCP and other protocols

（B）IS-IS runs in the IP network, still uses the CLNS service provided by CLNP, and is at the same network level as the IP protocol

（C）Because of the use of CLNS, IS-IS still needs the ES-IS protocol to forward host data

（D）In an IP network, IS is often referred to as a router

正解：A、B、D 解答を投票する

質問 7

After executing the displaospf routing command on the MSR router RTA, the router output is as follows:

From the above output it can be judged that ______.

（A）192.168.100.1 is the received Tpe1 LSA

（B）192.168.102.1 is the Tpe2 LSA received

（C）There are 6 OSPF routes in total, including 1 intra-area route, 1 inter-area route, and 4 external routes

（D）192.168.2.0 This network segment is not in Area0

正解：C、D 解答を投票する

質問 8

In the networking shown in the figure, the adjacency relationship between routers is established normally, and no route leakage is configured. Then RTA will forward the IP packet destined for 16.224.3.1 to ________.

（A）RTE

（B）RTC

（C）RTB

（D）RTD

正解：C 解答を投票する

質問 9

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）Tpe5 LSA

（B）Tpe3 LSA

（C）Tpe4 LSA

（D）Tpe7 LSA

正解：A、C、D 解答を投票する

質問 10

Running the command on the router and its display information is as follows:
<RTC>displisis lsdb level-2 verbose
Database information for ISIS(1)
--------------------------------
Level-2 Link State Database
LSPID Se Num Checksum Holdtime Length ATT/P/OL
-------------------------------------------------- -----------------------------
1111.1111.1111.00-00 0x00000084 0xb5cc 511 62 0/0/0
SOURCE 1111.1111.1111.00
NLPID IPV4
AREA ADDR 01
INTF ADDR 10.1.2.1
INTF ADDR 10.1.3.1
INTF ADDR 172.16.3.1
NBR ID 3333.3333.3333.00 COST: 10
1111.1111.1111.00-01 0x0000009f 0xd4f3 1195 101 0/0/0
SOURCE 1111.1111.1111.00
IP-Internal 10.2.4.0 255.255.255.252 COST: 20
IP-Internal 192.168.18.0 255.255.255.0 COST: 20
IP-Internal 10.1.2.0 255.255.255.252 COST: 10
IP-Internal 10.1.3.0 255.255.255.252 COST: 10
IP-Internal 172.16.3.1 255.255.255.255 COST: 0
IP-Internal 172.16.0.0 255.255.252.0 COST: 10
3333.3333.3333.00-00* 0x0000007c 0x2425 640 58 0/0/0
SOURCE 3333.3333.3333.00
NLPID IPV4
AREA ADDR 02
INTF ADDR 10.1.3.2
INTF ADDR 10.3.4.1
NBR ID 1111.1111.1111.00 COST: 10
3333.3333.3333.00-01* 0x00000099 0x342d 640 77 0/0/0
SOURCE 3333.3333.3333.00
IP-Internal 10.1.3.0 255.255.255.252 COST: 10
IP-Internal 10.3.4.0 255.255.255.252 COST: 10
IP-Internal 10.2.4.0 255.255.255.252 COST: 20
IP-Internal 172.16.4.1 255.255.255.255 COST: 10
*-Self LSP, +-Self LSP(Extended), ATT-Attached, P-Partition, OL-Overload
From the above information, we can know that __________.

（A）RTC for Stem-ID is 3333.3333.3333

（B）There is only one piece of IP internal routing information jointly carried by 3333.3333.3333 and 1111.1111.1111

（C）The IP internal reachable route information carried by the router with Stem-ID 1111.1111.1111 includes 172.16.0.0/22

（D）The area number of the router with Stem-ID 1111.1111.1111 is 02

正解：A、C 解答を投票する

質問 11

In the OSPF protocol, the correct statement about ABR aggregation is ______

（A）ABR can aggregate all Tpe5 LSAs

（B）When the ABR colleague is also the conversion router in the NSSA area, the Tpe5 LSA converted by the Tpe7 LSA can be aggregated

（C）ABR can aggregate Tpe3 LSA

（D）ABR can aggregate Tpe4 LSAs not generated by itself

正解：B、C 解答を投票する

質問 12

The command to configure manual route aggregation of RIP protocol on MSR router is ___________.

（A）Router-Serial1/0] rip summar-address 172.16.0.0 22

（B）Router-rip-1] rip summar-address 172.16.0.0

（C）Router-rip-1] rip summar-address 172.16.0.0 22

（D）Router] rip summar-address 172.16.0.0 22

正解：A 解答を投票する

質問 13

It is known that the configuration of a router's PBR is as follows:
policy-based-route pbr_a permit node 10
if-match acl 3000
if-match packet-length 101 1000
apploutput-interface serial 2/0
Assuming the policy is successfully applied, how will the relevant traffic on this router be forwarded?

（A）In the data flow matching Alc3000, the packets with the packet length of 101~1000 bytes will be forwarded according to the policy routing

（B）Packets with a length of 101~1000 bytes will be forwarded according to policy routing

（C）The data flow matching the Alc3000 and the packets with a packet length of 101~1000 bytes will be forwarded according to the policy routing

（D）Data flow matching Alc3000 will be forwarded according to policy routing

正解：A 解答を投票する

質問 14

In the topology shown in the figure, the correct IP addresses have been configured on RTA, RTB and RTC, and the network layer is reachable.
If OSPF neighbors need to be established between routers and routes are transmitted correctly, which of the following configurations are feasible?

（A）RTA] ospf 1 router-id 1.1.1.1 RTA-ospf-1] peer 192.168.1.2 RTA-ospf-1] peer 192.168.1.3 RTA-ospf-1] area 0 RTA-ospf-1-area- 0.0.0.0] network 192.168.1.0 0.0.0.255 RTB] ospf 1 router-id 2.2.2.2 RTB-ospf-1] area 0 RTB-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTC] ospf 1 router-id 3.3.3.3 RTC-ospf-1] area 0 RTC-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255

（B）RTA-Serial5/0] fr map ip 192.168.1.3 20 broadcast RTA-Serial5/0] fr map ip 192.168.1.2 50 broadcast RTA-Serial5/0] ospf network-tpe p2mp RTA] ospf 1 router-id 1.1.1.1 RTA-ospf-1] area 0 RTA-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTB-Serial5/0] fr map ip 192.168.1.1 30 broadcast RTB-Serial5/0] ospf network-tpe p2mp RTB] ospf 1 router-id 2.2.2.2 RTB-ospf-1] area 0 RTB-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTC-Serial5/0] fr map ip 192.168.1.1 40 broadcast RTC-Serial5/0] ospf network-tpe p2mp RTC] ospf 1 router-id 3.3.3.3 RTC-ospf-1] area 0 RTC-ospf-1-area-0.0.0.0] network 192.168. 1.0 0.0.0.255

（C）RTA] ospf 1 router-id 1.1.1.1 RTA-ospf-1] area 0 RTA-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTB] ospf 1 router-id 2.2. 2.2 RTB-ospf-1] area 0 RTB-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTC] ospf 1 router-id 3.3.3.3 RTC-ospf-1] area 0 RTC-ospf- 1-area-0.0.0.0] network 192.168.1.0 0.0.0.255

（D）RTA-Serial5/0] ospf dr-priorit50 RTA] ospf 1 router-id 1.1.1.1 RTA-ospf-1] peer 192.168.1.2 RTA-ospf-1] peer 192.168.1.3 RTA-ospf-1] area 0 RTA-ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTB] ospf 1 router-id 2.2.2.2 RTB-ospf-1] peer 192.168.1.1 RTB-ospf-1] area 0 RTB -ospf-1-area-0.0.0.0] network 192.168.1.0 0.0.0.255 RTC] ospf 1 router-id 3.3.3.3 RTC-ospf-1] peer 192.168.1.1 RTC-ospf-1] area 0 RTC-ospf- 1-area-0.0.0.0] network 192.168.1.0 0.0.0.255

正解：B、D 解答を投票する

質問 15

As shown, 4 routers are connected to one Ethernet link. The router interface is of broadcast network type. Then according to the information in the figure, it can be judged that there are ________ IS-IS adjacencies on the Ethernet link.

（A）3

（B）5

（C）4

（D）6

正解：

解説: (JPNTest メンバーにのみ表示されます)

質問 16

Two MSR routers, MSR-1 and MSR-2, are interconnected on the 172.16.16.0/20 network segment. Now it is necessary to configure OSPF protocol on router MSR-1 to establish an adjacency relationship with MSR-2. Which of the following configurations is infeasible? (Select one or more) (Select one or more)

（A）MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.31.255

（B）MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.32.255

（C）MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.15.255

（D）MSR-1] ospf MSR-1-ospf-1] area 0 MSR-1-ospf-1-area-0.0.0.0] network 172.16.16.0 0.0.255.255

正解：B 解答を投票する

質問 17

To match BGP routes with originating AS numbers 65000-65099, how should the regular expression be defined?

（A）Graphical answer 2

（B）Graphical answer 4

（C）Graphical answer 3

（D）Graphical answer 1

正解：A 解答を投票する

質問 18

LSAs of type ______ may be injected into an OSPF NSSA area.

（A）Tpe7

（B）Tpe4

（C）Tpe5

（D）Tpe2

（E）Tpe1

（F）Tpe3

正解：A、D、E、F 解答を投票する

質問 19

Imperative for canceling RIP auto-route aggregation on MSR routers

（A）[Router-ip-1] undo auto-summary

（B）[Router-Serial1/0] undo auto-summary

（C）[Router-Serial1/0] undo summary

（D）[Router-ip-1] undo summary

正解：D 解答を投票する

質問 20

Which of the following statements about routing tables and FIB tables is true?

（A）Active routes in the routing table can be imported into the FIB table

（B）If the routing table is changed by checking the displaip routing-table command, the FIB table will definitely change.

（C）FIB entries may also be derived from ARP tables

（D）The entry in the routing table comes from the FIB table

正解：A、B、C 解答を投票する

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GB0-381-ENU 無料問題集「H3C Large-Scale Routing Network Technologies V2.0」

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