[Feb 18, 2023] GB0-381-ENU Free Exam Questions with Quality Guaranteed
GB0-381-ENU Free Exam Files Downloaded Instantly
NEW QUESTION 103
In OSPF, the types of LSAs that cannot be aggregated by ASBR are _______
- A. Tpe4 LSA
- B. Tpe3 LSA
- C. Tpe7 LSA
- D. Tpe5 LSA
Answer: A,B
NEW QUESTION 104
There are 4 routes 192.168.0.0/24, 192.168.1.0/24, 192.168.2.0/24, 192.168.3.0/24 in the routing table.
For route aggregation, the correct post-aggregation route is __________.
- A. 192.168.0.0/25
- B. 192.168.0.0/22
- C. 192.168.0.0/24
- D. 192.168.0.0/23
Answer: B
NEW QUESTION 105
Backbone network routers in IS-IS include _______.
- A. Level-1 IS
- B. Level-1-2 IS
- C. Level-2 IS
- D. ES
Answer: B,C
NEW QUESTION 106
The illustration is a BGP multi-exit enterprise network. Which of the following statements is true about BGP deployments in multi-egress enterprise networks:
- A. In mode (1), RTC can choose one of the default routes through IGP to reach the Internet according to its own strategy.
- B. In a BGP multi-exit enterprise network, there can be (1) ISP only advertises default routes, (2) ISP advertises part of default routes and Internet specific routes, (3) ISP advertises all Internet routes.
- C. In mode (2), RTC can reach the Internet through part of the Internet specific routes and through the IGP protocol according to its own strategy.
- D. Usually, in mode (3) RTC can choose the optimal path to access Interner through IGP according to its own strategy.
Answer: A,B,C
NEW QUESTION 107
In the IS-IS network as shown in the figure, RTA, RTC, RTD, and RTE establish Level-2 adjacency relationship with each other; RTB establishes Level-1 adjacency relationship with RTA and RTC. After the routes of each router are stable, RTB selects the next hop as ________ when accessing 192.168.14.1.
If at this time RTA and RTC are added with the following configurations:
RTA-isis-1]import-route isis level-2 into level-1
RTC-isis-1] import-route isis level-2 into level-1
Then when RTB accesses 192.168.14.1, the next hop is ________.
- A. RTA;RTA
- B. RTA;RTC
- C. RTC;RTA
- D. RTC; RTC
Answer: C
NEW QUESTION 108
Two routers cannot establish OSPF neighbor relationship. The following possible reasons are ________.
- A. The authentication passwords configured by both parties are inconsistent
- B. The network type of both interfaces is P2P, and the DR election priority has been modified to 0
- C. The Hello time interval of both parties is inconsistent
- D. By configuring silent-interface, the adjacent interfaces of both sides do not send protocol packets
Answer: A,C,D
NEW QUESTION 109
In the IS-IS network as shown in the figure, each router is configured as follows.
RTA-isis-1]cost-ste compatible
RTB-isis-1]cost-ste wide-compatible
RTC-isis-1]cost-ste narrow-compatible
Then the link cost between each other can be calculated correctly is _______.
- A. Nothing
- B. RTA and RTB
- C. RTB and RTC
- D. RTA and RTC
Answer: B,C,D
NEW QUESTION 110
The advantages of DR/BDR election in the OSPF protocol include ______.
- A. The router with the highest stability becomes DR/BDR, which can enhance the robustness of the network
- B. Reduced the number of adjacencies maintained
- C. After DR fails, BDR immediately becomes DR, which can reduce the convergence time after routing changes
Answer: B,C
NEW QUESTION 111
What techniques can be used to reduce the number of iBGP neighbors within an autonomous system?
- A. route aggregation
- B. Alliance
- C. route reflector
- D. peer group
Answer: B,C
NEW QUESTION 112
Drag and drop
- A. 3.3.3.3/32
- B. 1.1.1.1/32
- C. 2.2.2.2/32
- D. 0.0.0.0/0
Answer: B,C
NEW QUESTION 113
K As shown in the figure, RTA, RTB, and RTC run OSPF, and the process number is 100; RTA, RTB, and RTD run OSPF process 200. The cost of all interconnected links is set to 10. Set the external route priority of OSPF 100 to 190 on RTA and RTB, and import an external route 172.16.1.0/24 to OSPF100 on RTC. Both RTA and RTB are set to re-import the routes of OSPF100 to OSPF200.
According to the above scenario analysis, the following description about RTD learning external route 172.16.1.0/24 is correct ______.
- A. There is a route to 172.16.10.0/24 on RTD, the next hop may point to RTA or RTB
- B. There is a route to 172.16.10.0/24 on RTD, the next hop must point to RTA
- C. There are two equal-cost routes to 172.16.10.0/24 on RTD, and the next hop points to RTA and RTB respectively
- D. Route 172.16.10.0/24 could not be learned on RTD
Answer: A
NEW QUESTION 114
In the OSPF protocol, the correct statement about ABR aggregation is ______
- A. ABR can aggregate Tpe3 LSA
- B. When the ABR colleague is also a conversion router in the NSSA area, the Tpe5 LSA converted from the Tpe7 LSA can be aggregated
- C. ABR can aggregate Tpe4 LSA not generated by itself
- D. ABR can aggregate all Tpe5 LSAs
Answer: A,B
NEW QUESTION 115
Which of the following levels does the SOA-based network architecture divide the enterprise IT system into? (Choose one or more)
- A. IP network layer
- B. Service layer
- C. Business layer
- D. Data layer
Answer: B
NEW QUESTION 116
Which of the following elements are present in both the routing table and the FIB table?
- A. Destination Address/Mask ( Destination/Mask )
- B. Nexthop ( Nexthop )
- C. Cost ( Cost )
- D. Outgoing interface ( Interface )
Answer: A,B,D
NEW QUESTION 117
Regarding the Local_Preference attribute of BGP, which of the following statements is correct is ______
- A. The attribute value of Local_Preference only affects the traffic leaving the AS, not the traffic entering the AS
- B. BGP router passes this attribute to IBGP neighbors
- C. The BGP router passes the attribute to the EBGP neighbor
- D. Local_Preference attribute is recognized optional attribute
Answer: A,B,D
NEW QUESTION 118
In the OSI network, Level-0 routing exists in _______.
- A. Between ES and IS
- B. Between IS and IS in the same area
- C. Between IS and IS between different regions
- D. Between IS and IS between different routing domains
Answer: A
NEW QUESTION 119
The command to cancel the automatic route aggregation of the RIP protocol on the MSR router is ___________.
- A. [Router-Serial1/0] undo auto- summary
- B. [Router-rip-1] undo auto-summary
- C. [Router-Serial1/0] undo summary
- D. [Router-rip-1]undo summary
Answer: D
NEW QUESTION 120
Company XZ required to build its network according to a modular enterprise network architecture. XZ Company has 1 R&D base in Shenzhen and Xi'an each; one office building in Beijing and Shanghai; offices with more than 50 people in 23 provincial capital cities; small offices with no more than 8 people in 200 small and medium-sized cities; More than 200 marketing and technical staff are typically traveling at any one time. XZ Company strictly prohibits employees from using the company network to access non-work related websites. According to these circumstances, the network module that XZ company should have is ________.
- A. Dedicated Line/Packet Switched Access
- B. Large branch network
- C. Internet access
- D. Remote/Distributed Office Network
Answer: A,C
NEW QUESTION 121
The content carried in the OPEN message of the BGP protocol includes __________
- A. Router ID
- B. BGP protocol version number
- C. Optional parameters
- D. NLRI
Answer: A,B
NEW QUESTION 122
Run the command on the router and its display information as follows:
<RTA>displaisis peer
Peer information for ISIS(1)
----------------------------
Stem Id: 2222.2222.2222
Interface: Eth0/0 Circuit Id:
State: Up HoldTime: 27s Tpe: L1 PRI: 16
Stem Id: 3333.3333.3333
Interface: Tun3 Circuit Id:
State: Up HoldTime: 25s Tpe: L2 PRI: -
From the above information, you can know RTA______.
- A. The ports connected to the two neighbors are not of LAN type
- B. It is a Level-1-2 router
- C. The type of port connected to the neighbor whose Stem-ID is 2222.2222.2222 is LAN
- D. Is a Level-2 router
Answer: B,C
NEW QUESTION 123
The administrator wants to configure the OSPF routing priority value to be 100 on the MSR router. Which of the following commands is correct?
- A. [Router-ospf-1] prefernce 100
- B. [Router-ospf-1] ospf prefernce 100
- C. [Router] prefernce 100
- D. [Router] ospf prefernce 100
Answer: B
NEW QUESTION 124
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 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 there may not be injected _____ in zone 2
- A. Tpe4 LSA
- B. Tpe3 LSA
- C. Tpe7 LSA
- D. Tpe5 LSA
Answer: A,D
NEW QUESTION 125
Regarding the NSAP address, which of the following descriptions are correct?
- A. The area address and Stem ID are fixed length, NSEL is variable length
- B. NSAP address includes three parts: area address, Stem ID and NSEL
- C. Stem ID is used to identify IS in the area. In integrated IS-IS, it is recommended to be converted from the system's Router ID or interface MAC address
- D. NSAP is equivalent to the IP address and protocol number in the IP network. The same NSAP of the two systems will cause communication abnormalities
Answer: B,C,D
NEW QUESTION 126
L is a network design engineer. In a certain network project, in order to reduce the complexity, the small L design network adopts a two-layer architecture, and the access layer functions are incorporated into the convergence layer. In the design, the small L takes into account that the core layer needs to have a fast convergence function, and the convergence layer performs route aggregation to reduce the number of routes. Among the following routing protocols, which one should be used as the core layer routing protocol?
- A. RIP
- B. BGP
- C. OSPF
- D. IS-IS
Answer: C,D
NEW QUESTION 127
......
Q&As with Explanations Verified & Correct Answers: https://www.testkingfree.com/H3C/GB0-381-ENU-practice-exam-dumps.html
Practice Exams and Training Solutions for Certifications: https://drive.google.com/open?id=1sdh7-yItoJgpKyo4ag8FbdP1SwrXbiSw