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Free H12-891_V1.0 Exam Braindumps
HCIE-Datacom V1.0 Questions 271–275 (page: 56)

Updated On: 10-Feb-2026
Page 56 of 123
PDF with 610 Questions

If a Huawei switch runs the RSTP protocol, when will the BPDUs on a port on the switch be aged?

  1. On the interface, RSTP does not age BPDU
  2. After more than 6 seconds
  3. After Ma ge times out
  4. After Hello time times out
  5. after the Forward Delay timeout

Answer(s): C



As shown in the figure, all routers declare the loopback address in OSPF where the R storage does not return address is 1022 [2 declares 10033[ at the Ael.R3 ring E port[ 92101102A External routing in order to win light R win L away from the negative cut.



The noodle command is as follows: (multi-select) [BIppprefixt permlt 1001.1.024 [R1] ospf1

  1. router RI of the IP routing table, there is no external route to 1001.1.0/24 of
  2. router R1 In the IP route table, there is an external route to 1001.1.0/24
  3. In the IP routing table of Router R1, there is no loopback route to
  4. In the IP routing table of Router R1, there is no loopback route to R3

Answer(s): A,C,D



When configuring the source NAT and having no pat configuration parameters, which of the following statements is true?( Radio)

  1. Perform destination IP address and destination port translation
  2. Only source P address translation occurs
  3. Only destination IP address translation occurs
  4. Simultaneous source P address and source port translation

Answer(s): B



Host HW1 in the HW device network Wants to join a video conference, so what does that host do?

  1. Sends an IGMPv2 membership report to the default router unicast of the local network
  2. Sends a unicast IGMPv2 membership report to the RP
  3. The IGMPv2 membership report is sent over multicast in the local network, and the multicast address carried in the IGMPv2 membership report is the multicast address that you want to join
  4. The IGMPV2 membership report is sent over multicast in the local network, and the destination multicast address of the IGMPv2 membership report is "All PIM Routers" 224002 Multicast address

Answer(s): C



What are the differences between traffic policing and traffic shaping?

  1. Traffic shaping is applied in the inlet direction and traffic supervision is applied in the outlet direction
  2. For traffic shaping, the router caches excess packets until bandwidth is available again
  3. The token bucket algorithm is used for traffic supervision, and the SPD algorithm is used for traffic shaping
  4. For traffic policing, the usage of the buffer can be adjusted for traffic exceeding the CIR
  5. For traffic shaping, it can be over-CIR Traffic adjustment for the usage of the buffer

Answer(s): B,E



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