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单选题
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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更多 “单选题Which statement describes the PFE?（）A The PFE controls the RE by providing Layer 2 and Layer 3 forwarding tablesB The PFE implements advanced services such as policing, stateless firewall filtering, and class of serviceC The PFE sends traffic to the RE for systematic packet forwardingD The PFE receives hardware and environmental status messages from the RE” 相关考题
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单选题Which statement describes exception traffic?（）A
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单选题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
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