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HCIP-Datacom-Core Technology V1.0 Questions and Answers

Question 45

Which of the following statements is false about BFD?

Options:

A.

The asynchronous mode is the primary BFD operating mode.

B.

In asynchronous mode, two systems periodically exchange BFD Control packets at the negotiated interval. If one system does not receive any BFD Control packets from the other within the detection interval, the BFD session is declared down.

C.

The asynchronous mode does not support the echo function.

D.

In demand mode, after a BFD session is set up, the system does not periodically send BFD Control packets.

Question 46

PBR is a mechanism for selecting routes based on user-defined policies. There are two types of PBR: interface-based PBR and local PBR. Which of the following statements is false about these two types of PBR?

Options:

A.

Interface-based PBR takes effect only for forwarded packets.

B.

Local PBR takes effect only for locally originated packets.

C.

Interface-based PBR is configured on an interface and takes effect only for incoming packets on the interface.

D.

Local PBR is configured in the protocol view.

Question 47

A local router runs IS-IS and its command output is shown in the following figure. Which of the following statements is true?

Options:

A.

The circuit level of S4/0/0 is Level-1.

B.

S4/0/0 supports IPv6.

C.

S4/0/0 sends IIH packets at the interval of 30s.

D.

The cost of S4/0/0 is 20.

Question 48

Which of the following statements regarding the OSPF protocol is false?

Options:

A.

Each OSPF router uses only one Router-LSA to describe the local active connection status of an area.

B.

Routing information can be advertised only between backbone and non-backbone areas and cannot be advertised directly between non-backbone areas.

C.

Router-LSA describes four connection types: P2P, TransNet, SubNet, and virtual link.

D.

Link State ID in a Type 3 LSA indicates the router ID of an ABR.

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Total 299 questions