题目内容（请给出正确答案）

[主观题]

If the PFE does not have a route to the destination address of a packet, which action will be taken？（）

A.The PFE floods the packet out of all interfaces.

B.The PFE drops the packet and sends a destination unreachable notification back to source device.

C.The PFE forwards the packet to the routing engine for furtherprocessing.

D.The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.

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更多“If the PFE does not have a rou…”相关的问题

第1题

How does the PFE handle unicast transit traffic destined for an existing forwarding table entry？（）

A. It sends the traffic through one egress port toward its destination

B. It sends the traffic through multiple egress ports to all available receivers

C. It sends the traffic through an internal link to the RE

D. It sends the traffic to the local system for further processing

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第2题

一台变压器在（）时效率最高。

A.S=SN

B.Pcu=PFe

C.Pcu1=PFe

D.β=1

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第3题

一台变压器在时效率最高

A.β=1

B.P0/PS=常数

C.PCu=PFe

D.S=SN

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第4题

一台变压器在（）时效率最高。

A.S=SN

B.Pcu=PFe

C.Pcu1=PFe

D.β=1

点击查看答案

第5题

Which statement describes the PFE？（）

A. The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tables

B. The PFE implements advanced services such as policing, stateless firewall filtering, and class of service

C. The PFE sends traffic to the RE for systematic packet forwarding

D. The PFE receives hardware and environmental status messages from the RE

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第6题

一台变压器在（）时效率最高。

A.S=SN

B.Pcu=PFe

C.Pcu1=PFe

D.β=1

点击查看答案

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