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H12-821_V1.0 Exam Dumps - HCIP-Datacom-Core Technology V1.0

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Question # 49

BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?

A.

4784

B.

3784

C.

5784

D.

2784

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Question # 50

Which of the following configurations are not mandatory when an administrator configures VRRP?

A.

Preemption mode

B.

Preemption delay

C.

Virtual router priority

D.

Virtual IP address

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Question # 51

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

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.

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Question # 52

Which of the following statements about multicast packet forwarding is true?

A.

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.

B.

IGMP snooping cannot control the scope of multicast traffic flooding on a Layer 2 network.

C.

The source address of a multicast packet is a unicast address.

D.

In multicast transmission, the destination address of a packet can be the unicast address of a host.

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