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
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
相关考题：
Which two statements are true regarding the role of the Routing Engine (RE)?() 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).
Which command will show the best paths that are installed in the PFE?() A. show routeB. show route active-pathC. show route privateD. show route forwarding-table
What are two functions of the RE?() A. to maintain routing tablesB. to forward traffic toward its destinationC. to manage the PFED. to implement various services such as policing, stateless firewall filtering, and class of service
In the Junos OS, what handles transit traffic?() A. Transit traffic is handled by the RE onlyB. Transit traffic is handled by the PFE onlyC. Transit traffic is handled by both the RE and the PFED. Transit traffic is not handled by the RE or the PFE
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 destinationB. It sends the traffic through multiple egress ports to all available receiversC. It sends the traffic through an internal link to the RED. It sends the traffic to the local system for further processing
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
Whitch two statements are true regarding the role of the Routing Engine (RE)? () A. The RE controls and monitors the chassisB. The RE manages the Packet Forwarding Engine (PFE)C. The RE receives a copy of the forwarding table from the forwarding planeD. The RE implements class of service (COS)
Which two statements regarding JUNOS architecture are correct?() A.The Routing Engine handles all exception traffic.B.The Routing Engine synchronizes the route table with the PFEC.The Routing Engine is hot-pluggable.D.The Routing Engine controls the PFE
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 destinationB、It sends the traffic through multiple egress ports to all available receiversC、It sends the traffic through an internal link to the RED、It sends the traffic to the local system for further processing
What are two functions of the RE?（）A、to maintain routing tablesB、to forward traffic toward its destinationC、to manage the PFED、to implement various services such as policing, stateless firewall filtering, and class of service
Which statement is true regarding the forwarding plane?（）A、The forwarding plane is contained within the Routing Engine (RE)B、The forwarding plane processes and evaluates exception trafficC、The forwarding plane contains the Packet Forwarding Engine (PFE)D、The forwarding plane is not present on all platforms running the Junos OS
Which command will show the best paths that are installed in the PFE?（）A、show routeB、show route active-pathC、show route privateD、show route forwarding-table
Which two statements are true regarding the role of the Routing Engine (RE)?（）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).
Which command displays the egress interfaces selected on the PFE for destination prefixes?（）A、show route forwarding-tableB、show route tableC、show route table extensiveD、show pfefwdd
In the Junos OS, what handles transit traffic?（）A、Transit traffic is handled by the RE onlyB、Transit traffic is handled by the PFE onlyC、Transit traffic is handled by both the RE and the PFED、Transit traffic is not handled by the RE or the PFE
Which statement describes exception traffic?（）A、Exception traffic must be sent to the PFE for processing.B、Exception traffic enters one ingress port and is sent out multiple egress ports.C、Exception traffic is rate-limited on the internal link to prevent DoS attacks.D、Exception traffic is processed after forwarding traffic when congestion exists.
Which two statements regarding JUNOS architecture are correct?（）A、The Routing Engine handles all exception traffic.B、The Routing Engine synchronizes the route table with the PFEC、The Routing Engine is hot-pluggable.D、The Routing Engine controls the PFE
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.
Whitch two statements are true regarding the role of the Routing Engine (RE)? （）A、The RE controls and monitors the chassisB、The RE manages the Packet Forwarding Engine (PFE)C、The RE receives a copy of the forwarding table from the forwarding planeD、The RE implements class of service (COS)
Which statement is correct about policies in the Junos OS?（）A、Export policies are used to filter routes from the RE forwarding table to the PFE forwarding table.B、Export policies are used to filter routes destined for the routing table.C、Export policies are used to filter routes being sent to neighboring devices.D、Export policies are used to filter traffic leaving the device.
单选题Which statement describes the PFE?（）AThe PFE controls the RE by providing Layer 2 and Layer 3 forwarding tablesBThe PFE implements advanced services such as policing, stateless firewall filtering, and class of serviceCThe PFE sends traffic to the RE for systematic packet forwardingDThe PFE receives hardware and environmental status messages from the RE
单选题Which statement is true regarding the forwarding plane?（）AThe forwarding plane is contained within the Routing Engine (RE)BThe forwarding plane processes and evaluates exception trafficCThe forwarding plane contains the Packet Forwarding Engine (PFE)DThe forwarding plane is not present on all platforms running the Junos OS
单选题If the PFE does not have a route to the destination address of a packet, which action will be taken?（）AThe PFE floods the packet out of all interfaces.BThe PFE drops the packet and sends a destination unreachable notification back to source device.CThe PFE forwards the packet to the routing engine for furtherprocessing.DThe PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.
多选题Which two statements regarding JUNOS architecture are correct?（）AThe Routing Engine handles all exception traffic.BThe Routing Engine synchronizes the route table with the PFECThe Routing Engine is hot-pluggable.DThe Routing Engine controls the PFE
多选题What are two functions of the RE?（）Ato maintain routing tablesBto forward traffic toward its destinationCto manage the PFEDto implement various services such as policing, stateless firewall filtering, and class of service
多选题Which two statements are true regarding the role of the Routing Engine (RE)?（）AThe RE controls and monitors the chassis.BThe RE manages the Packet Forwarding Engine (PFE).CThe RE receives a copy of the forwarding table from the forwarding plane.DThe RE implements class of service (COS).