What are two functions of the RE?（）
第1题：
A. Log incoming traffic.
B. Classify incoming packets.
C. Manage outbound bandwidth.
D. Manage congestion by intelligently dropping traffic.
E. Classify ATM QoS packets into an equivalent IP CoS environment.
第2题：
A. Transit traffic is handled by the RE only
B. Transit traffic is handled by the PFE only
C. Transit traffic is handled by both the RE and the PFE
D. Transit traffic is not handled by the RE or the PFE
第3题：
A. Manage ingress bandwidth.
B. Mark packets for special handling.
C. Manage congestion by intelligently dropping traffic.
D. Classify Frame Relay QoS packets into an equivalent IP CoS environment.
第4题：
Which two statements are true about traffic shaping and traffic policing？（）
第5题：
A.to provide policy based routing
B.to provide class of service capabilities
C.to provide firewall filtering capabilities
D.to provide unified threat managment
第6题：
A. to maintain routing tables
B. to forward traffic toward its destination
C. to manage the PFE
D. to implement various services such as policing, stateless firewall filtering, and class of service
第7题：
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
第8题：
A. Firewall filters are stateless.
B. Firewall filters are used to control routing information that is exchanged between devices.
C. Firewall filters are used to control traffic passing through the device.
D. Firewall filters can only be applied to traffic entering the device.
第9题：
A. The RE controls and monitors the chassis
B. The RE manages the Packet Forwarding Engine (PFE)
C. The RE receives a copy of the forwarding table from the forwarding plane
D. The RE implements class of service (COS)
第10题：
Which statement describes the PFE?（）