Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?（）A、alternateB、backupC、designatedD、disabledE、root

题目

Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?（）

  • A、alternate
  • B、backup
  • C、designated
  • D、disabled
  • E、root
相似考题

1.Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?A. Designated ports.B. Duplex operating mode.C. Fast mode ports.D. Root bridge.E. Root ports.F. BDPU priority.

2.Which statement describes a spanning－tree network that has converged?()A. All switch and bridge ports are in the forwarding state.B. All switch and bridge ports are assigned as either root or designated ports.C. All switch and bridge ports are in either the forwarding or blocking state.D. All switch and bridge ports are either blocking or looping.

3.What are the switch and bridge port characteristics of a layer two spanning－tree network that is fully converged?()A. All switch and bridge ports are in the forwarding state.B. All switch and bridge ports are in the stand-by state.C. All switch and bridge ports are assigned as either root or designated ports.D. All switch and bridge ports are in either the forwarding or blocking state.E. All switch and bridge are either blocking or looping.

4.A Ezonexam Ethernet switch receives a unicast frame. with a destination MAC that is listed in the switch table. What will this switch do with the frame?A. The switch will forward the frame. to a specific portB. The switch will forward the frame. to all ports except the port on which it was receivedC. The switch will return a copy of the frame. out the source portD. The switch will not forward unicast framesE. The switch will remove the destination MAC from the switch tableF. None of the above.

更多“Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?（）A、alternateB、backupC、designatedD、disabledE、root”相关问题

  • 第1题：

    What must an administrator do in order to successfully configure a VLAN trunk between two switches?()

    A. Set each end of the trunk line to IEEE 802.1Q encapsulation.

    B. Set the same VTP management domain name on both switches.

    C. Set all ports on the two switched as access ports.

    D. Configure one of the two switches as a VTP server.

    E. Connect the two switches using a rollover cable.

    F. Use a router to forward VTP traffic between the VLANs.


    参考答案：B, D

  • 第2题：

    To configure the VLAN trunking protocol to communicate VLAN information between two switches, what two requirements must be met?()

    A. Each end of the trunk line must be set to IEEE 802.1E encapsulation.

    B. The VTP management domain name of both switches must be set the same.

    C. All ports on both the switches must be set as access ports.

    D. One of the two switches must be configured as a VTP server.

    E. A rollover cable is required to connect the two switches together.

    F. A router must be used to forward VTP traffic between VLANs.


    参考答案：B, D

  • 第3题：

    What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table()。

    A.The switch will not forward unicast frames.

    B.The switch will forward the frame to a specific port.

    C.The switch will return a copy of the frame out the source port.

    D.The switch will remove the destination MAC from the switch table.

    E.The switch will forward the frame to all ports except the port on which it was received.


    参考答案：B

  • 第4题：

    IEEE 802.1w is a Rapid Spanning Tree Protocol （RSTP） that can be seen as an evolution of the 802.1 standard. What are the port roles described by 802.1w？（）

    • A、root port，designated port，alternate port，backup port，and disabled
    • B、standby port，alternate port，root port，and disabled
    • C、standby port，designated port，backup port，and disabled
    • D、root port，designated port，alternate port，and standby port

    正确答案:A

  • 第5题：

    Which two are natively included by the IEEE 802.1w standard？（）

    • A、instances can control a selection of VLANs
    • B、load balancing
    • C、fast transition to forwarding state
    • D、backbone，uplink，and portfast （or equivalent）
    • E、root，loop，and BPDU guard （or equivalent）

    正确答案:C,D

  • 第6题：

    What must an administrator do in order to successfully configure a VLAN trunk between two switches?（）

    • A、Set each end of the trunk line to IEEE 802.1Q encapsulation.
    • B、Set the same VTP management domain name on both switches.
    • C、Set all ports on the two switched as access ports.
    • D、Configure one of the two switches as a VTP server.
    • E、Connect the two switches using a rollover cable.
    • F、Use a router to forward VTP traffic between the VLANs.

    正确答案:B,D

  • 第7题：

    For the following ports， which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge？（）

    • A、root port
    • B、backup port
    • C、designated port
    • D、alternate port

    正确答案:A

  • 第8题：

    Which of the following components must be elected before the Spanning Tree Protocol can converge in a switched LAN?（）

    • A、designated ports.
    • B、duplex operating mode.
    • C、fast mode ports.
    • D、root bridge.
    • E、root ports.
    • F、BDPU priority.

    正确答案:A,D,E

  • 第9题：

    多选题
    Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard？（）
    A

    alternate

    B

    backup

    C

    designated

    D

    disabled

    E

    root


    正确答案： A,C
    解析： 暂无解析

  • 第10题：

    多选题
    Which two are natively included by the IEEE 802.1w standard？（）
    A

    instances can control a selection of VLANs

    B

    load balancing

    C

    fast transition to forwarding state

    D

    backbone，uplink，and portfast （or equivalent）

    E

    root，loop，and BPDU guard （or equivalent）


    正确答案： C,D
    解析： 暂无解析

  • 第11题：

    单选题
    IEEE 802.1w is a Rapid Spanning Tree Protocol （RSTP） that can be seen as an evolution of the 802.1 standard. What are the port roles described by 802.1w？（）
    A

    root port，designated port，alternate port，backup port，and disabled

    B

    standby port，alternate port，root port，and disabled

    C

    standby port，designated port，backup port，and disabled

    D

    root port，designated port，alternate port，and standby port


    正确答案： C
    解析： 暂无解析

  • 第12题：

    多选题
    What are three methods that may be use d to allow a switch to determine which ports to forward IP multicast messages to?（）
    A

    IGMP

    B

    IGMP snooping

    C

    PIM

    D

    CGMP

    E

    static assignment

    F

    CDP


    正确答案： E,F
    解析： 暂无解析

  • 第13题：

    Switch ports operating in which two roles will forward traffic according to the IEEE 802.1w standard?()

    A.alternate

    B.backup

    C.designated

    D.disabled

    E.root


    参考答案：C, E

  • 第14题：

    Switchportsoperatingin whichtworoleswillforwardtrafficaccordingtotheIEEE802.1wstandard?()

    A.alternate

    B.backup

    C.designated

    D.disabled

    E.root


    参考答案：C, E

  • 第15题：

    Which two of these are used in the selection of a root bridge in a network utilizing Spanning Tree  Protocol IEEE 802.1D？ （）

    • A、Designated Root Cost
    • B、bridge ID priority
    • C、max age
    • D、bridge ID MAC address
    • E、Designated Root Priority
    • F、forward delay

    正确答案:B,D

  • 第16题：

    You have configured voice VLANs on Catalyst switch R1.  Which two statements are true about the  operation of voice VLANs on this device？ （）

    • A、 When the voice VLAN feature is enabled， all untagged traffic is sent according to the default  CoS priority of the port.
    • B、 Enabling voice VLANs enables the switch to create multiple queues for traffic that is entering a  port.
    • C、 When voice VLANs are configured on a trunk link， UplinkFast must also be enabled.
    • D、 Voice VLANs are configured to enable the switch to forward frames marked with the proper  CoS values over separate physical links.
    • E、 Enabling voice VLANs enables the switch to forward frames with a specific 802.1P marking.

    正确答案:A,E

  • 第17题：

    A MAC address flood attack is occurring on the LAN. During this attack， numerous frames areforwarded to a switch which causes the CAM table to fill to capacity. How does this action benefitthe attacker？（）

    • A、All traffic is tagged with a specific VLAN ID from the VLAN of the attacker and is now viewable
    • B、Clients will forward packets to the attacking device， which will in turn send them to the desireddestination but not before recording the traffic patterns
    • C、All traffic is redirected to the VLAN that the attacker used to flood the CAM table
    • D、All traffic is flooded out all ports and an attacker is able to capture all data
    • E、None of the other alternatives apply

    正确答案:D

  • 第18题：

    What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table?（）

    • A、The switch will not forward unicast frames.
    • B、The switch will forward the frame to a specific port.
    • C、The switch will return a copy of the frame out the source port.
    • D、The switch will remove the destination MAC from the switch table.
    • E、The switch will forward the frame to all ports except the port on which it was received.

    正确答案:B

  • 第19题：

    Which two are effects of connecting a network segment that is running 802.1D to a network  segment that is running 802.1w？（）

    • A、the entire network switches to 802.1D and generates BPDUs to determine root bridfe status.
    • B、A migration delay of three seconds occurs when the port that is connected to the 802.1D bridge comes up
    • C、The entire network reconverges and a unique root briddge for the 802.1D segment， and a root bridge for the 802.1W segment， is chosen
    • D、the first hop 802.1w switch that is connected to the 802.1D runs entirely in 802.1DCompatibility mode and converts the BPDUs to either 802.1D or 802.1W segments of the network
    • E、Classic 802.1D timers， Such as forward Delay and Max-age， will only be used as a backup， and will not be necessary if point-to-point links and edge prots are properly identified and set by the administrator.

    正确答案:B,D

  • 第20题：

    Two Company switches are connected via a trunk using VTP. Which VTP information does a  Catalyst switch advertise on its trunk ports when using VTP？（）

    • A、STP root status
    • B、VTP mode
    • C、Negotiation status
    • D、Management domain
    • E、Configuration revision number

    正确答案:D,E

  • 第21题：

    单选题
    For the following ports， which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge？（）
    A

    root port

    B

    backup port

    C

    designated port

    D

    alternate port


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table?（）
    A

    The switch will not forward unicast frames.

    B

    The switch will forward the frame to a specific port.

    C

    The switch will return a copy of the frame out the source port.

    D

    The switch will remove the destination MAC from the switch table.

    E

    The switch will forward the frame to all ports except the port on which it was received.


    正确答案： D
    解析： 暂无解析

  • 第23题：

    多选题
    Two Company switches are connected via a trunk using VTP. Which VTP information does a  Catalyst switch advertise on its trunk ports when using VTP？（）
    A

    STP root status

    B

    VTP mode

    C

    Negotiation status

    D

    Management domain

    E

    Configuration revision number


    正确答案： A,C
    解析： 暂无解析

相关内容