Ultimate Guide to Prepare H12-821_V1.0 Certification Exam for Huawei Other Certification in 2023
Use Real H12-821_V1.0 Dumps - Huawei Correct Answers updated on 2023
Huawei H12-821_V1.0 Exam is an advanced-level exam that is designed for IT professionals with a strong background in data communication. It is ideal for individuals who are looking to improve their skills and knowledge in this field or for those who are seeking to advance their careers in the IT industry. H12-821_V1.0 exam is challenging and requires a high level of preparation and dedication to successfully pass.
Huawei H12-821_V1.0 certification is highly valued in the IT industry, especially in the field of data communication. HCIP-Datacom-Core Technology V1.0 certification demonstrates that the candidate has a solid understanding of data communication core technologies and is capable of designing and implementing complex network solutions. HCIP-Datacom-Core Technology V1.0 certification is also recognized by many leading companies in the IT industry, making it a valuable asset for professionals seeking employment in this field.
NEW QUESTION # 20
Which of the following statements regarding the LSA age field are true?
- A. If the LS age of a LSA has reached the LSRefreshTime (30 minutes), any router can regenerate an instance of this LSA again.
- B. If the LS age of a LSA has reached the LSRefreshTime (30 minutes), the originator of this LSA needs to regenerate an instance of this LSA again.
- C. The unit of this field is seconds. In a LSDB, the LS age of a LSA decreases with time.
- D. The unit of this field is seconds. In a LSDB, the LS age of a LSA increases with time.
Answer: C
NEW QUESTION # 21
A Huawei firewall by default creates security zones named untrust, dmz, _________ and local. (Use Lowercase letters.)
Answer:
Explanation:
security policy
NEW QUESTION # 22
A local router runs IS-IS and its command output is shown in the following figure. Which of the following statements is true?
- A. S4/0/0 sends IIH packets at the interval of 30s.
- B. The cost of S4/0/0 is 20.
- C. S4/0/0 supports IPv6.
- D. The circuit level of S4/0/0 is Level-1.
Answer: A
NEW QUESTION # 23
Which of the following statements regarding IGMPv1 and IGMPv2 are true?
- A. 1GMPv2 supports only general query.
- B. 1GMPv2 defines the Leave message type.
- C. IGMPv1 supports general query.
- D. IGMPv1 does not define the IGMP Leave message type.
Answer: C
NEW QUESTION # 24
If a router ID is configured in both the system via and the BGP view, BGP uses the router ID configured in the BGP view because the BGP view takes precedence over the system view.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 25
Which of the following statements about WLAN roaming are true?
- A. APs for roaming must be in the same basic service set (BSS).
- B. APs for roaming must be in the same extended service set (ESS).
- C. APs for roaming do not need to have overlapping signal coverage.
- D. APs for roaming must have overlapping signal coverage.
Answer: C
NEW QUESTION # 26
Which of the following statements regarding BGP route advertisement are false?
- A. Only the optimal routes preferred by BGP can be advertised to other BGP peers.
- B. Only the routes learned from IGPs can be advertised to other BGP peers.
- C. All the BGP routes learned from all BGP peer will be advertised to other BGP peers.
- D. By default, the routes learned from an IBGP peer will not be forwarded to other IBGP peers.
Answer: A
NEW QUESTION # 27
Which Of the following IEEE 802.11 standards is also known as Wi-Fi 6?
- A. 802.11ac
- B. 802.11b
- C. 802.11n
- D. 802.11ax
Answer: A
NEW QUESTION # 28
Which of the following statements about multicast packet forwarding is true?
- A. In multicast transmission, the destination address of a packet can be the unicast address of a host.
- B. The source address of a multicast packet is a unicast address.
- C. If a multicast data packet fails the RPF check, the packet must have been received through a sub-optimal interface. However, this interface still receives and forwards the multicast traffic downstream.
- D. IGMP snooping cannot control the scope of multicast traffic flooding on a Layer 2 network.
Answer: C
NEW QUESTION # 29
ON a stateful inspection Firewall where there is no session table, when the status detection mechanism is enabled and the second packet (CYN+ACK) of 3-way hadshakes reaches the firewall. Which of the following statements is true?
- A. If the firewall security policy permits packets to pass, the session table is created.
- B. By default, when status detection is disabled and the permit policy is configured packets can pass.
- C. If the firewall security policy permits packets to pass, the packets can pass the firewall.
- D. Packets must pass the firewall, and a session table is established.
Answer: A
NEW QUESTION # 30
Which of the following statements regarding the stateful inspection firewall is true?
- A. The stateful inspection firewall only needs to match the first data packet against a rule, and the subsequent packets of the connection are matched directly in the state table.
- B. When the stateful inspection firewall checks packets, packets of one same connection are not correlated.
- C. The stateful inspection firewall needs to match the rules for each incoming packet.
- D. Because UDP is a connectionless protocol, so the stateful inspection firewall cannot match UDP packets with the status table.
Answer: A
NEW QUESTION # 31
After which of the following parameters are modified does an IS-IS neighbor relationship need to re-established?
- A. The level of an ISIS interface is changed.
- B. The IP address of an ISIS interface is changed.
- C. The cost of an IS-IS interface is changed.
- D. The interval at which an IS-IS interface sends IIH packets is changed.
Answer: A
NEW QUESTION # 32
A switch runs MSTP. The configuration is shown in the figure. What is the role of this switch in MSTI 1?
- A. Root switch
- B. Secondary root switch
- C. Uncertain
- D. Non-root switch
Answer: C
NEW QUESTION # 33
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION # 34
What is the correct procedure for a VLAN pool to assign terminals to VLANs.
Answer:
Explanation:
NEW QUESTION # 35
There are two BFD operating modes. In_______mode, the local end sends BFD Control packets at specified intervals, and the remote end checks whether the local end periodically sends BFD Control packets. (Use lowercase letters.)
Answer:
Explanation:
primary
NEW QUESTION # 36
According to BGP route selection rules, the route with the higher Local_Pref is preferred.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 37
Which of the following statements is false, based on the following IGMP information on an interface of RTA?
- A. The IGMP version is IGMPV2.
- B. The interval for sending group-specific Query messages is 60s.
- C. The IP address of the interface is 192.168.1.1.
- D. The maximum time for response to Query messages is 10s.
Answer: D
NEW QUESTION # 38
In the OSPF protocol, inter-area route calculation involves only Router LSA, Network LSA, and Summary LSA.
- A. FLASE
- B. TRUE
Answer: B
NEW QUESTION # 39
Which of the following statements regarding different LSA types is false?
- A. DD packets contain only LSA summary information, including LS Type, LS ID, Advertising Router, and LS Sequence Number.
- B. LS Ack packets contain complete LSA information.
- C. LS Update packets contain complete LSA information.
- D. LS Request packets contain only LS Type, LS ID, and Advertising Router.
Answer: C
NEW QUESTION # 40
When two routers exchange LSDB information using DD packets, a master/slave relationship is formed first, the router with a larger router ID is the master, and determine the MS bit.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 41
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