[Sep-2021] Pass Huawei H31-124_v2.0 Exam in First Attempt Guaranteed!
Full H31-124_v2.0 Practice Test and 60 unique questions with explanations waiting just for you, get it now!
NEW QUESTION 26
Which of the following statements regarding Attachment Bit are correct?
- A. The Attachment Bit can be generated by the Level-2 or Level-1-2 router.
- B. After the Level! router receives Level-1 LSP with Attachment bit set to 1, it will generates default route with the nearest Level-1-2 router as the next hop.
- C. The Attachment Bit can be generated in Level-2 LSP.
- D. The Attachment Bit is carried In Level-1 LSP generated by Level-1-2 router connected to another area.
Answer: B
NEW QUESTION 27
How does MPLS BGP VPN handle the problem of address overlapping of different VPN sites?
- A. To maintain separate VRF lor different VPN.
- B. To allocate different LSP for each VPN.
- C. To allocate unique RD for each VPN.
- D. To use different routing protocols In the backbone network for afferent VPN.
- E. To allocate unique RT for each VPN.
Answer: C
NEW QUESTION 28
Affinity attributes is link attributes in MPLS TE, it is configured under physical interface.
- A. False
- B. True
Answer: A
NEW QUESTION 29
Which of the following are the features of Huawei IPRAN solution?
- A. Oriented to FMC and Adapted to Future Development Requirements.
- B. Based on a unified router platform and a unified VRP platform, IP RAN is compatible with PTN products.
- C. Supports Layer 3 networking and smooth evolution to LTE, protecting customers' investment.
- D. One network, one set of O&M, full service bearing, lowest network construction cost and O&M cost; Visualized O&M, Reducing O&M Costs and Simple and Efficient.
Answer: A,B,C,D
NEW QUESTION 30
Compared with VPLS, what are the characteristics of EVPN?
- A. The PE learns the local and remote MAC addresses and their IP addresses through ARP and MAC address advertisement routes, and caches the information locally to prevent ARP request packets from being broadcast to other PEs and reduce network resource consumption.
- B. EVPN enables a device to implement load balancing among multiple EVPN routes with the same destination MAC address but different next hops when managing MAC addresses.
- C. By using the EVPN technology, PB on the carrier's backbone network do not need to establish full connections, which greatly reduces the network complexity and reduces the number of signaling messages.
- D. EVPN needs to be configured to be in full connection state on all PEs on the carrier's backbone network.
That is, PWs must be set up between any two PEs.
Answer: A,B,C
NEW QUESTION 31
Assuming that a router which only supports IP Precedence receives a packet marked with DSCP, which of the following statements is correct?
- A. Eight levels of AF in DSCP are mapped into eight levels of IP Precedence.
- B. All 8 bits of TOS are set to zero.
- C. The first three bits of DSCP are mapped into three bits of IP Precedence.
- D. The last three bits of DSCP are set to 101.
Answer: C
NEW QUESTION 32
Interface-based ACLs define rules based on inbound interfaces of packets to filter packets. Run the
"traffic-filter command to invoke the ACL.
- A. True
- B. False
Answer: A
NEW QUESTION 33
Which of the following statements disobey the basic principle of area division?
- A. One network maybe includes high-end, mid-end and low-end routers. Generally, all of these routers will be in same area.
- B. In the network, there are some sub networks such as 110.1.1.0/24,110.1.2.0/24,110.1.3.0/24, 120.1.1.0/24,120.1.2.0/24 ,120.1.3.0/24.Then all the routers belonging to 110 network can be configured in one area.
- C. Make all routers with larger routing-table into one area.
- D. If the ISP runs OSPF protocol in the whole province network, then one city can be taken as one area.
Answer: B,C,D
NEW QUESTION 34
The Session ID of PPPoE could be changed during the whole Session Stage.
- A. False
- B. True
Answer: A
NEW QUESTION 35
The PPPoE Session Stage is a complete PPP procedure.
- A. True
- B. False
Answer: A
NEW QUESTION 36
Which of the following operations need to be complete before IP FRR configuration?
- A. Configure different costs to generate two routes with different costs.
- B. Configure static routes or an IGP to implement IP connectivity between nodes.
- C. Configure the same cost to generate two equal-cost routes.
- D. Configure a dynamic routing protocol on the entire network to Implement IP connectivity between nodes.
Answer: B,C
NEW QUESTION 37
The Session ID of PPPoE could be changed during the whole Session Stage.
- A. True
- B. False
Answer: A
NEW QUESTION 38
There are two MAC address learning modes in the VPLS: unqualified and qualified. In qualified mode, all VLANs are processed by the same VSI and they share the same broadcast domain or MAC address space.
- A. False
- B. True
Answer: A
NEW QUESTION 39
Which of the statements about BGP UPDATE message are correct?
- A. One UPDATE message can advertise multiple routes at one time, and the path attributes can be different.
- B. BGP uses Update message to implement routing information updating.
- C. One UPDATE message can advertise multiple routes at one time, but the path attributes must be the same.
- D. One UPDATE message can include multiple unreachable routes.
Answer: B,C,D
NEW QUESTION 40
EVPN-VXLAN uses EVPN as the control plane and exchanges BGP EVPN routes between VTEPs to implement automatic V7EP discovery and host Information advertisement. This prevents unnecessary data traffic flooding.
- A. True
- B. False
Answer: A
NEW QUESTION 41
Which of the following are the features of Huawei IPRAN solution?
- A. Supports Layer 3 networking and smooth evolution to LTE, protecting customers' investment.
- B. Based on a unified router platform and a unified VRP platform, IP RAN is compatible with PTN products.
- C. Oriented to FMC and Adapted to Future Development Requirements.
- D. One network, one set of O&M, full service bearing, lowest network construction cost and O&M cost; Visualized O&M, Reducing O&M Costs and Simple and Efficient.
Answer: D
NEW QUESTION 42
Interface-based ACLs define rules based on inbound interfaces of packets to filter packets. Run the "traffic-filter command to invoke the ACL.
- A. True
- B. False
Answer: A
NEW QUESTION 43
Which of the following statement are correct regarding TTL value in VRRP packet?
- A. The TTL value of device from different manufactures is different; on VRP, the TTL value is 1.
- B. By default, the VRRP packet with TTL value not equal to 255 will be dropped; On VRP, we can use some commands to disable the function of delecting TTL value.
- C. The TTL value must be 255 In normal VRRP packet.
- D. The VRRP packet is only forwarded in one IP network, so the TTL value is always set to 1.
Answer: B,C
NEW QUESTION 44
The OF election mechanism avoids network resource waste caused by repeated traffic received by CE1 from two PEs. Which of the following NIRI Is used to implement this feature?
- A. MAC advertisement route
- B. Ethernet Segment Route
- C. Ethernet Auto-Discovery route
- D. Inclusive Multicast Route
Answer: C
NEW QUESTION 45
Which of the following statements regarding Attachment Bit are correct?
- A. The Attachment Bit can be generated by the Level-2 or Level-1-2 router.
- B. After the Level! router receives Level-1 LSP with Attachment bit set to 1, it will generates default route with the nearest Level-1-2 router as the next hop.
- C. The Attachment Bit can be generated in Level-2 LSP.
- D. The Attachment Bit is carried In Level-1 LSP generated by Level-1-2 router connected to another area.
Answer: B,D
NEW QUESTION 46
Which of the following functions could be achieved by the LCP of PPP?
- A. To establish, maintain and terminate the point-to-point connection
- B. IP address negotiation
- C. To maintain multiple physical links
- D. IPX address negotiation
Answer: A
NEW QUESTION 47
When router receives two instances of one LSA at the same time, it will first compare LS age, If same ,Uien compare LS Sequence number.
- A. False
- B. True
Answer: A
NEW QUESTION 48
Which of the following statements regarding IP address 224.0.0.1 are correct?
- A. It is a multicast IP address.
- B. It is a private IP address.
- C. It represents all the routers.
- D. It represents all the hosts and routers.
Answer: A,D
NEW QUESTION 49
Which of the following multicast IP addresses is administratively scope address?
- A. 224.0.0.0-239.255.255.255
- B. 224.0.0.0-224.0.0.255
- C. 224.0.1.0-238.255.255.255
- D. 239.0.0.0-239.0.0.255
Answer: A
NEW QUESTION 50
Which of the following statements regarding DIS election is correct?
- A. The IS-IS router with the highest priority in the whole broadcast network will be elected as the DIS.
- B. DIS election is configured manually.
- C. When a DIS fails, the backup DIS will take over.
- D. When the priority is the same, the router with higher IP address will be elected as the DIS.
Answer: A,C,D
NEW QUESTION 51
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