Best Quality Huawei H12-831_V1.0-ENU Exam Questions PremiumVCEDump Realistic Practice Exams [2022]
Critical Information To HCIP-Datacom-Advanced Routing & Switching Technology V1.0 Pass the First Time
NEW QUESTION 141
Which of the following Community attributes can ensure that the propagation range of BGP routing entries is only within the AS? (Multiple choice)
- A. No_Advertise
- B. No_Export
- C. No_Export_Subconfed
- D. Interne
Answer: B,C
NEW QUESTION 142
According to this picture, what can we judge? (Multiple choice)
- A. R1 does not have IS-IS IPv6 routing
- B. R1 has 6 IS-IS IPv6 routes
- C. IS-IS IPv6 must be enabled on GigabitEthernet0D/1 of R1
- D. The device type of R1 is definitely not Leve1-1
Answer: B,C,D
NEW QUESTION 143
Configure under a certain interface: isis timer hello 5 leve1-2, which of the following statements is correct?
- A. The interval for sending Level-2 hello packets on this interface is 5s
- B. The hello packet sending interval of Level-1 and Leval-2 of this interface is 3s.
- C. The interval for sending Level-2 CSNP packets of this interface is 5s
- D. The interval for sending Level-1 hello packets on this interface is 5s
Answer: A
NEW QUESTION 144
In BGPIMPLS IP VPN, if the OSPF protocol is used to exchange routing information between PE and CE, the domain identifier (Domain ID) is used to distinguish whether the routes imported in the VPI instance are from the same OSPF domain.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 145
The deployment of port isolation technology in Ethernet can realize Layer 2 intercommunication and Layer 3 isolation, making the network more flexible.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 146
Which of the following tools cannot be used to match BGP routing entries?
- A. IP Prefix List
- B. Basic ACL
- C. Community Filter
- D. Advanced ACL
Answer: D
NEW QUESTION 147
According to this picture, we can judge:
- A. The device type of R3 must be Level-1
- B. The device type of R3 must be Level-2
- C. The device type of R3 must be Level-1-2
- D. Unable to determine the device type of R3
Answer: C
NEW QUESTION 148
In an MPLS domain, LSR can be divided into Ingress LSR, Transit LSR and Egress LSR according to the way the LSR processes data. For the same FEC, a certain LSR can be the Ingress LSR of the FEC or the Transit LSR of the FEC.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 149
Which of the following are the advantages of VLAN aggregation? (Multiple choice)
- A. Reduce the waste of IP addresses
- B. Increased the number of available MLANs
- C. Increased flexibility of addressing
- D. Realize the isolation of broadcast domains between Sub-VLANs
Answer: A,D
NEW QUESTION 150
BGP4+ carries the next hop address of the IPv6 route through the Next Hop attribute in the Update message.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 151
Regarding multi-instance CE (Mlulti-VPN-Instance CE, MCE), which of the following description is wrong?
- A. There must be multiple physical links between MCE and PE to achieve isolation between different VPIN instances
- B. Devices with MCE function can access multiple VPN instances in BGPIMPLS IP VPN applications, reducing user investment in network equipment
- C. Users connected to the same MCE but not belonging to a VPN instance cannot access each other
- D. On the MCE device, you need to create separate routing and forwarding tables for different VPNs, and bind them to the correct interface
Answer: A
NEW QUESTION 152
A company consists of a head office and two branches, and uses MPLS VPN technology to deliver private network routes. In the networking mode of HuB & Spoke. Branches can only send and receive routing with the head office, and branches cannot directly send and receive routing with each other. In order to achieve the above requirements, which of the following options can be set for RT? (Multiple choice)
- A. Head Office: Import Target: 2:2; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target.2:2
- B. Headquarters: Import Target: 1:1; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2
- C. Headquarters: Import Target 1:1, 2:2; Export Target: 3:3. Branch 1: Import Target: 3:3; Export Target: 1:1. Branch 2: Import Target: 3:3; Export Target: 2:2
- D. Headquarters: Import Target 12:3; Export Target: 3:12. Branch 1: Import Target: 3:12; Export Target 12:3. Branch 2: Import Target: 3:12: Export Target: 12:3
Answer: C,D
NEW QUESTION 153
Regarding the label space of MPLS, which of the description is wrong?
- A. 16~1023 is the label space shared by static LSP and static CR-LSP
- B. If the outgoing label value is 0, the router will directly discard the packet
- C. 1024 or more is the label space shared by dynamic signaling protocols such as LDP, RSVP-TE, MP-BGP, etc.
- D. When the penultimate hop LSR performs label switching, if the value of the label after the exchange is found to be 3, the label will be ejected by default and the packet will be sent to the last hop
Answer: B
NEW QUESTION 154
In the VLAN aggregation technology, multiple Sub-VLANs are used to isolate the wide recruitment area, and these Sub-VLANs are aggregated into a logical Super-VLAN. A company divides different departments into different Sub-VLANs because of the Sub-VLAN. VLAN not only includes physical connections, but also can establish a three-layer VLANIF interface, which can directly communicate with the external network on the three-layer.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 155
By default, the Domain ID of each OSPF process running on the router is the same as the process number of the process, which can be modified by the domain-id command under the process
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 156
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