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Huawei H12-261-ENU Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Switching and Layer 2 Technologies | - High availability mechanisms
|
| Topic 2: Network Troubleshooting and Optimization | - Performance optimization
|
| Topic 3: Advanced IP Network Fundamentals | - IPv4/IPv6 addressing and design
|
| Topic 4: MPLS and VPN Technologies | - MPLS fundamentals
|
| Topic 5: Network Security and QoS | - Quality of Service
|
| Topic 6: Routing Protocols and Optimization | - EGP protocols
|
Huawei HCIE-Routing&Switching (Written)(Huawei Certified ICT Expert-Routing & Switching) Sample Questions:
Which of the following is true about the ISS GR description?
- A. The GR of ISIS notifies the event and maintains the neighbor relationship through the CSNP message.
- B. The GR feature of ISIS is enabled by default.
- C. The GR of ISIS has a total of four timers.
- D. The GR of ISIS defines a new TLV structure to support this feature.
Correct Answer: D 🗳️
The ISIS protocol is deployed in an IPv6 environment. The correct statement in the following is:
- A. In broadcast networks, the DIS priorities of IPv4 and IPv6 can be set separately.
- B. In the same broadcast network, if each router supports both IPv4 and IPv6, the DIS of IPv4 and IPv6 must be the same device.
- C. Configure ISIS silent on the ISIS interface, then this interface will not send ISIS packets, but will receive ISIS packets.
- D. By default, the DIS priority of the broadcast network interface on Level-1 and Level-2 is 1.
Correct Answer: B 🗳️
The following is the correct procedure for NDP to resolve the link layer address.
- A. False
- B. True
Correct Answer: A 🗳️
Both ISIS CSNP packets and OSPF DD packets are in the MA network, describing the role of the link state database profile. Which of the following statements is correct?
- A. The master-slave relationship in the DD packet exchange of OSPFA is not bound to the DR/BDR. The CSNP packet is generated only by the DIS.
- B. Once the adjacency relationship is established, CSNP packets and DD packets will stop sending.
- C. Both routers need to confirm the two routers after sending them. Otherwise, they need to be retransmitted.
- D. The two routers do not need to confirm the peer router after sending.
Correct Answer: A 🗳️
If the host HW1 in the HW device network wants to join a video conference, what does the host do?
- A. Send a unicast IGMPv2 membership report to the RP
- B. Sending an IGMPv2 membership report through multicast on the local network, and the multicast address carried in the IGMPv2 membership report is the joined multicast address.
- C. Send the IGMPv2 membership report through multicast on the local network. The destination multicast address sent by the IGMPv2 membership report is "all PIM routers" 224.0.0.2 multicast address.
- D. Send IGMPv2 membership report unicast to the default router on the local network.
Correct Answer: B 🗳️
