Lead4pass October latest update Huawei H12-222 exam dumps

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Lead4pass latest update Huawei HCIP Routing & Switching- IENP exam “H12-222”. October is a harvest season, we should work harder.
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QUESTION 1
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multihop BFD control packets?
A. 2784
B. 3784
C. 4784
D. 5784

QUESTION 2
There are multiple types of LDP messages. Which functions can be implemented by LDP session messages? (Multiple
Choice)
A. Monitor the TCP connection integrity of LDP sessions.
B. Terminate incomplete label request messages.
C. Release labels.
D. Negotiate parameters for setting up an LDP session.

QUESTION 3
Congestion means that the service rate is reduced because of insufficient network resources Congestion avoidance
technologies include RED and WRED.
A. TRUE
B. FALSE

QUESTION 4
VXLAN is irrelevant to SDN technology.
A. TRUE
B. FALSE

QUESTION 5
Which of the following statements regarding forwarding equivalence class (FEC) in MPLS are false? (Multiple Choice)
A. Packets with the same FEC are processed differently on a MPLS network.
B. FECs can be divided filexibly by source IP address, destination IP address, source port, destination port, protocol
type, VPN, or any combinations of them.
C. MPLS classifies packets with the same forwarding processing mode into one FEC.
D. One FEC has only one unique label marker.

QUESTION 6
Which of the following statements regarding MAC address spoofing attacks is false?
A. Attackers initiate MAC address spoofing attacks using the MAC address learning mechanism.
B. Attackers send data frames with forged MAC address to the switch to initiate MAC address spoofing attacks.
C. When MAC address spoofing attacks occur, the switch may learn incorrect mapping between MAC addresses and IP
addresses.
D. When MAC address spoofing attacks occur, the switch may send packets to the attacker.

QUESTION 7
Which queue technology is used to implement the Best-Effort Service model?
A. FIFO
B. WFQ
C. PQ
D. LQ

QUESTION 8
In the SDN network architecture, which device is used to calculate the path and deliver the flow table?
A. Application server
B. Controller
C. Orchestrator
D. Device

QUESTION 9
Which of the following statements regarding Service Chain of the Agile Controller are true? (Multiple Choice)
A. The Service Chain component uses a user control list (UCL) to implement access control by user level. The ACL
rules are defined based on the source security group, destination security group, and port number.
B. An orchestration device, usually a switch, directs service flows to a service device.
C. A service device processes the service flows directed to it by an orchestration device. Generally, firewall, antivirus,
and online behavior management devices can function as service devices.
D. A service chain indicates the service data passing through the GRE tunnel.

QUESTION 10
Which remote alarm notification modes are supported by eSight? (Multiple Choice)
A. Email
B. Voice
C. SMS message
D. WeChat

QUESTION 11
How is OPEX defined?
A. Maintenance cost
B. Total cost of ownership (TCO)
C. Operating cost
D. OandM costs

QUESTION 12
Which IP precedence value represents the critical service traffic?
A. 0
B. 2
C. 5
D. 6

QUESTION 13
Which are lower-layer physical devices of NFV framework? (Multiple Choice)
A. Storage device
B. Network device
C. Server
D. Air conditioning system

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Huawei certification H12-221 test questions and answers have been updated from Lead4Pass

admin September 28, 2021 0 Comments

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QUESTION 1

RTA is a source\’s DR and RTB is an RP. A multicast source sends multicast data to RTA but RTB cannot find any
information about the multicast source (registered by using the PIM Register message). Why? (Select 3 answers)

A. RTB has no unicast routes to RTA,
B. RTA fails to learn RP information.
C. RTA has no unicast routes to RTB.
D. The RPlearned by RTA is not RTB.

QUESTION 2

A broadcast and an NBMA network, each having two or more routers, must have both DR and BDR.

A. TRUE
B. FALSE

QUESTION 3

We can prevent a router from ever becoming a DR or BDR by configuring an OSPF Priority of zero,

A. TRUE
B. FALSE

QUESTION 4

Which statement about OSPF is false?

A. The router with a higher Router Priority has a higher DR election priority.
B. When two routers have the same Router Priority, the one with a larger value for Router ID has a higher DR election
priority.
C. If a DR fails, the BDR automatically takes over as the DR and a new BDR is elected.
D. If a BDR fails, the DR will not take over as the BDR and waits for the fault recovery to handle the situation. No new
BDR will be elected.

QUESTION 5

Which of the following BGP attributes are well-known mandatory attributes? (Select 3 answers)

A. ORIGIN
B. AS_PATH
C. NEXT_HOP
D. MED
E. LOCAL_PREF
F. COMMUNITY

QUESTION 6

How does the community attribute of the BGP route set by routing policies affect route selection?

A. The Community attribute directly affects route selection because it must be compared during the route selection
process.
B. The Community attribute does not affect route selection because it is non-transitive and cannot be transmitted
between routers.
C. Routes are classified by the Community attribute which indirectly affects route selection. Different route attributes
such as the Local-Preference and MED values can be set for routes in different communities.

QUESTION 7

When a routing protocol imports routes discovered by other routing protocols, it must import only the routes that meet the conditions and set attributes for the imported routes. In such a case, a route policy can be created.

A. TRUE
B. FALSE

QUESTION 8

Which of the following routers can initiate SFT switchover on a PIM-SM network? (Select 2 answers)

A. last-hop router
B. Intermediate router
C. RP
D. Source\’s DR

QUESTION 9

What are the functions of an IGMFV2 Query message? (Select 3 answers)

A. A router sends IGMPv2 Query messages to collect group memberships of receiver hosts.
B. A router sends IGMPv2 Query messages to elect a querier.
C. A working router sends Query messages periodically.
D. Based on IGMPv2 Query messages, receiver hosts can unicast Report messages to the querier by obtaining its
address.

QUESTION 10

What command must be configured to establish a BGP connection between indirectly connected EBGP peers?

A. peer connect-interface
B. peer valid-TTL-hops
C. peer ignore
D. peer BGP-max-hop

QUESTION 11

A BGP finite state machine has the following states: Active OpenConfirm Idle Established OpenSent What is the state
transition sequence to establish a successful BGP peer relationship?

A. Idle-OpenSent-OpenConfirm-Active-Established
B. Idle-Active-OpenSent-OpenConfirm-Established
C. Active-Id le-OpenSent-OpenConfirm-Established
D. Idle-Active-OpenConfirm-OpenSent-Established

QUESTION 12

IGP routes can be installed into the BGP routing table by running either the network or import- route command.

A. TRUE
B. FALSE

QUESTION 13

Which of the following concepts should a network administrator know while using VLSM technology for subnetting?
(Select 3 answers)

A. A subnet is composed of only summarized routes.
B. A subnet can address a host or be further subnetted.
C. The routing updates must carry subnet mask information.
D. The summarized networks must have the same high-order bit.

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