Huawei HCNP-R&S H12-222-ENU download | Certpark

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Share some HCNP-R&S H12-222-ENU exam questions and answers below.
MPLS has the concept of FEC-Forwarding Equivalence Class, then which of the following criteria can FEC not be allocated based on?

A. Fragment Offset

B. Destination Access

C. Application Protocol

D. Class of Service

Answer: A

In order to avoid TCP global synchronization phenomenon, which of the following congestion avoidance mechanisms are available to use?

A. RED

B. WRED

C. Tail-Drop

D. WFQ

Answer: AB

Which of the following types of firewalls handle the data stream of the non-first packet with the highest forwarding efficiency?

A. Packet filtering firewall

B. Proxy firewall

C. Stateful inspection firewall

D. Software firewall

Answer: C

What is the command of configuring BFD with static default route linkage?

A. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 bfd-session 1

B. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track bfd-session 1

C. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track 1

D. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track session 1

Answer: B

LDF is a protocol specifically formulated for label distribution. There are many types of its messages. The messages used to advertise and maintain an LSR existence in the network is( ).

A. Discovery message

B. Session message

C. Advertisement message

D. Notification message

Answer: A

The length of the MPLS header is 32 bits, including 20 bits’label in length is used for message forwarding; the 3 bits’ EXP in length is used to bear the precedence in IP message; the 1bit’s stack bottom label S is used to indicate whether it is the last label (MPLS labels can be nested in multiple layers). Which of the following description about the 8bits’ TTL in length is correct?

A. The role is similar to the TTL of the IP header, to prevent message loops.

B. it is mainly used for control of label management.

C. it is used for control of the upstream device when distributing the label.

D. Limit the LSR.

Answer: A

Which several common configuration way does VXLAN support? (Multiple choice)

A. configuration through virtualization software

B. configuration via SDN controller

C. configuration through SNMP protocol

D. automatic configuration

Answer: AB

Which of the following options does the role of Agile Controller server not include?

A. Business Manager

B. Business controller

C. Security manager

D. Business checker

Answer: D

What is the BFD version number supported by the VRP version?

A. Version 1

B. Version 2

C. Version 3

D. Version 4

Answer: A

NAT technology can be achieved through data encryption to secure transmission of data.

A. True

B. False

Answer: B

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