合格させる試験完全版GB0-191-ENU問題集434解答
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この試験は、90分で完了する60の質問から構成されています。質問は複数選択肢、単一回答形式で提示されます。試験は、ネットワーク設計、ネットワークセキュリティ、ルーティングおよびスイッチングの方法論を含む、広範なネットワークトピックをカバーしています。この試験に合格した候補者は、さまざまなネットワークトポロジ、プロトコル、装置に関する深い理解を示すことができます。
H3C GB0-191-ENU試験は、小規模または中規模の企業ネットワークで働くまたは働く予定のネットワークエンジニアやITプロフェッショナルを対象としています。ネットワーク設計と実装でキャリアアップしたいと考えている人にとっても重要です。さらに、すでにCiscoやJuniperなどの他のベンダーの有効な認定を持っているネットワークプロフェッショナルは、H3Cテクノロジーの認定を受けることで大きな恩恵を受けることができます。
質問 # 140
The number of available host addresses contained in the natural classification network segment corresponding to the IP address 165.110.20.67 is. (Please fill in Arabic numerals)
正解：
解説：
65534
質問 # 141
If a port running STP in the Ethernet switch receives and forwards data, receives, processes and sends BPDUs, and performs address learning, then the port should be in the ______ state.
- A. Learning
- B. Listening
- C. Waiting
- D. Disable
- E. Blocking
- F. Forwarding
正解：F
質問 # 142
Two empty-configured MSR routers MSR-1 and MSR-2 are interconnected back-to-back through their S1/0 interfaces, and their GE0/0 interfaces are respectively connected to the client hosts HostA and HostB:
HostA----GE0/0--MSR-1--S1/0---------S1/0--MSR-2--GE0/0----HostB
The versions of the two MSR routers are unified to Version 5.20, Release 1618P11, and the following configurations are made on the two routers:
Configuration on MSR-1:
[MSR-1]interface GigabitEthernet 0/0
[MSR-1-GigabitEthernet0/0] ip address 192.168.1.1 255.255.255.0
[MSR-1]interface Serial 1/0
[MSR-1-Serial1/0] link-protocol ppp
[MSR-1-Serial1/0]ip address 3.3.3.1 255.255.255.252
[MSR-1]rip
[MSR-1-rip-1]network 192.168.1.0
[MSR-1-rip-1]network 3.3.3.1
Configuration on MSR-2:
[MSR-2]interface GigabitEthernet 0/0
[MSR-2-GigabitEthernet0/0] ip address 10.10.10.1 255.255.255.0
[MSR-2]interface Serial 1/0
[MSR-2-Serial1/0] link-protocol ppp
[MSR-2-Serial1/0]ip address 3.3.3.2 255.255.255.252
[MSR-2]rip
[MSR-2-rip-1]network 10.10.10.0
[MSR-2-rip-1] network 3.3.3.1
According to the above configuration, the WAN interface between the two routers can communicate with each other, and the two hosts HostA and HostB can ping the address of their respective gateway GE0/0. Then which of the following statements is correct?
- A. RIPv1 is running between the two routers
- B. The two routers can learn the routes of each other's GE0/0 network segment through RIP
- C. RIPv2 is running between the two routers
- D. Two routers cannot learn each other's GE0/0 network segment route through RIP
正解：A、B
質問 # 143
Create an aggregate port with port Ethernet1/0/1 and ID 2 on the S3610 switch. The correct command is ______.
- A. [SWA] interface bridge-aggregation 2 port Ethernet1/0/1
- B. [SWA-Ethernet1/0/1] interface bridge-aggregation 2 mode static
- C. [SWA-Ethernet1/0/1] interface bridge-aggregation 2
- D. [SWA] interface bridge-aggregation 2
正解：A
質問 # 144
In the command line, if the user wants to return to the previous view from the current view, they should use ______.
- A. <Ctrl+z> key
- B. quit command
- C. return command
- D. <Ctrl+c> key
正解：B
質問 # 145
On the MSR router, the -t parameter of the ping command specifies the timeout period of the ICMP Echo Reply message, the value range is 1~65535, the unit is milliseconds, and its default value is ______ milliseconds.
- A. 0
- B. 1
- C. 2
- D. 3
正解：D
質問 # 146
Use the ______ command to specify the operating system software to be used for the next startup.
- A. boot startup
- B. startup
- C. bootfile
- D. boot-loader
正解：D
質問 # 147
Use the ______ command on the MSR series router to display the current path of the file system.
- A. current-path
- B. pwd
- C. dir
- D. path
正解：B
質問 # 148
The following description of the characteristics of VTY in H3C equipment is correct ______.
- A. Each device can support simultaneous access by multiple VTY users
- B. Each VTY user corresponds to a physical interface
- C. Only used to Telnet the device
- D. No password authentication is not supported
正解：A
質問 # 149
Run OSPF between the four MSR routers and divide the area. The connection and division methods are shown in the figure.
It is known that the OSPF Cost value of all links in the network is 10, so the correct description of this figure is ______. (Multiple choice)
- A. After the link between Area 0 fails, the path for RTA to access RTB is RTA->RTD->RTC->RTB
- B. RTD access to RTB will give priority to RTD->RTA->RTB path
- C. All four routers in the network are ABR (Area Border Router)
- D. There are two equivalent paths for RTA to access RTC, namely RTA->RTB->RTC and RTA->RTD-RTC
正解：B
質問 # 150
On the MSR router, if you want to view the number of packets translated by NAT, you should use the ______ command.
- A. display nat session
- B. display nat
- C. display nat counter
- D. display acl
正解：D
質問 # 151
The IP address of a private network device A is 192.168.1.1/24, and its corresponding public network IP address is 2.2.2.1; the IP address of public network device B is 2.2.2.5. If you want B to be able to ping A, which of the following configurations can be used on the NAT device?
- A. nat server protocol icmp global 2.2.2.1 inside 192.168.1.1
- B. acl number 2000 rule 0 permit source 192.168.1.1 0.0.0.255 nat address-group 1 2.2.2.1 interface Ethernet 0/1 nat outbound 2000 address-group 1
- C. nat server protocol icmp global 192.168.1.1 inside 2.2.2.1
- D. acl number 2000 rule 0 permit source 192.168.1.1 0.0.0.255 nat address-group 1 2.2.2.1 interface Ethernet 0/1 nat outbound 2000 address-group 1 no-pat
正解：A
質問 # 152
To set a subnet mask so that 192.168.0.94 and 192.168.0.116 are in the same network segment, the subnet mask used may be ______.
- A. 255.255.255.192
- B. 255.255.255.248
- C. 255.255.255.224
- D. 255.255.255.240
正解：A
質問 # 153
The following description of the characteristics of the router is correct ______. (Multiple choice)
- A. It is a network layer device
- B. Can support multiple routing protocols
- C. Provide rich interface types
- D. Route and forward according to link layer information
正解：A、B、C
質問 # 154
Xiao L is a senior network technical engineer. He wants to design a relatively perfect IGP routing protocol independently. He hopes that the routing protocol has a great improvement in Cost. Then, when designing the cost of the routing protocol, which of the following factors should be considered? (Multiple choice)
- A. Link bandwidth
- B. Link MTU
- C. Link reliability
- D. Link delay
正解：A、B、C、D
質問 # 155
On the MSR router, the -tos parameter of the ping command specifies the value of the ToS (Type of Service) field in the ICMP Echo Request message, the value range is 0~255, and the default value is ______.
- A. 0
- B. 1
- C. 2
- D. 3
正解：C
質問 # 156
The following description about routing is correct ______. (Multiple choice)
- A. A complete route must include at least mask, destination address, and next hop
- B. IGP is a routing protocol based on D-V algorithm
- C. The priority of the direct route cannot be modified manually
- D. Route convergence means that the routes of the routers in the entire network are consistent
正解：A、C、D
質問 # 157
The XYZ company administrator is subnetting the office network. It is required to divide a Class C network segment into several equal-sized subnets for office users in various departments, but there is no limit to the size of the subnets. There are ____ division methods. (Please fill in Arabic numerals)
正解：
解説：
6
質問 # 158
On the MSR router, if you want to modify some configuration after logging in to the device at the access level, you can use the ______ command to switch to level 3. (Multiple choice)
- A. level 3
- B. super
- C. password
- D. login
正解：B
質問 # 159
In the process of establishing a PPP session, when the physical layer is available, the PPP link enters the ______ phase.
- A. Network
- B. Authentication
- C. Terminate
- D. Establish
- E. Dead
正解：D
質問 # 160
The three MSR routers are connected as shown in the figure.
All three routers belong to OSPF Area 0, and at the same time, the interconnection network segments of the three routers are advertised in Area 0 through the network command. On RTC, the network segment NET-1 is also published in OSPF Area 0 through the network command. The OSPF Cost between the three routers is shown in the figure.
At present, the neighbor status of the three routers is stable, so ______. (Multiple choice)
- A. There is only one OSPF route to the NET-1 network segment in the RTA routing table
- B. There are two OSPF routes to the destination network segment NET-1 in the RTB routing table
- C. After the network status is stable, within the next 45 minutes, only Hello packets will be transmitted between OSPF neighbors on the network
- D. For RTB, to reach the destination network segment NET-1 will give priority to RTB--->RTC path
正解：A、B
質問 # 161
The network administrator of a certain enterprise needs to set a subnet mask to divide the class C network 211.110.10.0 it is responsible for into subnets. It is required that the number of hosts in each subnet is not less than 20. How many subnet masks can be used? Division? (multiple choice)
- A. 0
- B. 1
- C. 2
- D. 3
- E. 4
正解：A、D、E
質問 # 162
In the OSI reference model, encryption is a function of ______.
- A. Physical layer
- B. Presentation layer
- C. Transport layer
- D. Session layer
正解：B
質問 # 163
The two empty-configured MSR routers are connected as shown in the figure. By configuring the IP address, the GE0/0 interfaces of the two routers can communicate with each other.
Now the following configurations are added to the two routers respectively:
RTA:
[RTA]ospf
[RTA-ospf-1]area 0
[RTA-ospf-1-area-0.0.0.0]network 192.168.1.1 0.0.0.3
[RTA-GigabitEthernet0/0]ospf dr-priority 2
RTB:
[RTB]ospf [RTB-ospf-1]area 0
[RTB-ospf-1-area-0.0.0.0]network 192.168.1.1 0.0.0.3
[RTB-GigabitEthernet0/0]ospf dr-priority
Then after the OSPF neighbor status is stable, ______.
- A. The neighbor status of the two routers are FULL and 2-Way respectively
- B. OSPF interfaces have the same priority, and no OSPF DR election is performed on the 192.168.1.0/30 network segment
- C. Of the two routers, one is DR and the other is BDR
- D. Of the two routers, one is DR and the other is DRother
正解：C
質問 # 164
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