Online Access Free Huawei.H12-831_V1.0.v2022-02-23.q85 Practice Test (Page 13)

H12-831_V1.0 Exam Question 56

Which of the following descriptions is wrong?

A.Dynamic LSP is dynamically established through label distribution protocols, such as MP-BGP, RSVP-TE, LDP

B.The LSP established by statically assigning labels can also be dynamically adjusted according to network topology changes without the intervention of the administrator

C.The principle to be followed for manual label allocation is: the value of the outgoing label of the upstream node is the value of the incoming label of the downstream node

D.LSP is divided into static LSP and dynamic LSP. The static LSP is manually configured by the administrator, and the dynamic LSP is dynamically established using the label protocol

H12-831_V1.0 Exam Question 57

In an intra-domain MPLS VPN network, when a data packet enters the public network and is forwarded, it will be encapsulated with two layers of MPLS labels. Which of the following description is wrong about the two layers of labels? (Multiple choice)

A.By default, the outer label is ejected before the packet is forwarded to the last-hop device

B.The outer label is used to correctly send the data packet to the corresponding VPN on the PE device

C.The outer label of MPLS VPN is allocated by the LDP protocol or statically, and the inner label is allocated by the MP-BGP neighbor at the correct end.

D.The outer label of MPLS VPN is called the private network label. The inner label is called the public network label.

H12-831_V1.0 Exam Question 58

MPLS has the concept of FEC forwarding equivalence class, so FEC cannot be allocated based on which of the following standards?

A.Fragment of fiset

B.Application Protocol

C.Class of Service

D.Destination Addess

H12-831_V1.0 Exam Question 59

What is the command to adjust the link cost value of an IS-IS interface?

A.isis cost

B.isis timer hello

C.isis circuit-level

D.isis circuit-type

H12-831_V1.0 Exam Question 60

There is the concept of forwarding equivalence class FEC in MPLS, which of the following description is wrong? (Multiple choice)

A.The division of FEC is very flexible. It can be based on any combination of source address, address, source port, destination port, protocol type or VPN, etc.

B.MPLS classifies packets with the same forwarding processing method into one category, which is called FEC

C.A forwarding equivalence FEC will be assigned a unique label value on all routers

D.The packets of the same FEC will be treated differently in the MPLS network

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H12-831_V1.0 Exam Question 56

H12-831_V1.0 Exam Question 57

H12-831_V1.0 Exam Question 58

H12-831_V1.0 Exam Question 59

H12-831_V1.0 Exam Question 60

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