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

题目
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

相似考题

1.Refer to the exhibit.Which statement describes DLCI 17?()A.DLCI 17 describes the ISDN circuit between R2 and R3.B.DLCI 17 describes a PVC on R2.It cannot be used on R3 or R1.C.DLCI 17 is the Layer 2 address used by R2 to describe a PVC to R3.D.DLCI 17 describes the dial-up circuit from R2 and R3 to the service provider.

2.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

3.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 further processing.D、The PFE queues the packet and sends a request for a layer 3 lookup to the routing engine.

4.Which statement describes VRRP object tracking?（）A、It monitors traffic flow and link utilization.B、It ensures the best VRRP router is the virtual router master for the group.C、It causes traffic to dynamically move to higher bandwidth linksD、It thwarts man-in-the-middle attacks.

更多“Which statement describes the PFE?（）”相关问题

  • 第1题：

    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 traffic
    • C、The forwarding plane contains the Packet Forwarding Engine (PFE)
    • D、The forwarding plane is not present on all platforms running the Junos OS

    正确答案:C

  • 第2题：

    Which statement describes the process ID that is used to run OSPF on a router ?（）

    • A、It is locally significant and must be the same throughout an area
    • B、It is globally significant and is used to represent the AS number
    • C、It is locally significant and is used to identify an instance of the OSPF database
    • D、It is globally significant and is used to identify OSPF stub areas

    正确答案:C

  • 第3题：

    Which statement describes the function of the LNS in a L2TP environment?（）

    • A、It initiates both the PPP session and the tunnel.
    • B、It initiates the PPP session and terminates the tunnel.
    • C、It terminates the PPP session and initiates the tunnel.
    • D、It terminates the PPP session and terminates the tunnel.

    正确答案:D

  • 第4题：

    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


    正确答案： C
    解析： 暂无解析

  • 第5题：

    单选题
    A user issues a SELECT command against the Oracle database. Which of the following choices describes a step that Oracle will execute in support of this statement?（）
    A

    Acquire locks on table queried 

    B

    Generate redo for statement 

    C

    Fetch data from disk into memory 

    D

    Write changes to disk


    正确答案： A
    解析： 暂无解析

  • 第6题：

    单选题
    Which statement accurately describes a benefit provided by VTP?（）
    A

    VTP allows routing between VLANs.

    B

    VTP allows a single port to carry information to more than one VLAN

    C

    VTP allows physically redundant links while preventing switching loops.

    D

    VTP allows switches to share VLAN configuration information.


    正确答案： C
    解析： 暂无解析

  • 第7题：

    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

    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 further processing.

    D

    The PFE queues the packet and sends a request for a layer 3 lookup to the routing engine.


    正确答案： A
    解析： 暂无解析

  • 第8题：

    Ⅲ. There are four choices following each statement. Mark the choice that can best complete the statement: If a linguistic study describes and analyzes the language people actually use, it is said to be （）

    • A、prescriptive
    • B、analytic
    • C、descriptive
    • D、linguistic

    正确答案:C

  • 第9题：

    As an experienced Network Engineer, you are required to implement the security architecture assessment. Which of the following statement describes the most important reason for that?（）

    • A、Create a design specification document.
    • B、Integrate routing and switching components.
    • C、Document power and UPS availability
    • D、Document the customer's current and future technology projects.

    正确答案:B

  • 第10题：

    单选题
    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.


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    Which statement describes the process ID that is used to run OSPF on a router ?（）
    A

    It is locally significant and must be the same throughout an area

    B

    It is globally significant and is used to represent the AS number

    C

    It is locally significant and is used to identify an instance of the OSPF database

    D

    It is globally significant and is used to identify OSPF stub areas


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    Which statement accurately describes a benefit provided by VTP（）。
    A

    VTP allows routing between VLANs.

    B

    VTP allows a single port to carry information to more than one VLAN.

    C

    VTP allows physically redundant links while preventing switching loops.

    D

    VTP allows switches to share VLAN configuration information.


    正确答案： D
    解析： 暂无解析

  • 第13题：

    单选题
    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 traffic

    C

    The forwarding plane contains the Packet Forwarding Engine (PFE)

    D

    The forwarding plane is not present on all platforms running the Junos OS


    正确答案： B
    解析： 暂无解析

  • 第14题：

    单选题
    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.


    正确答案： D
    解析： 暂无解析

相关内容