单选题Refer to the exibit. Three cisco 2950 switches are set to their default priority sttings.During the spanningtree process,which switch will be elected as the root bridge?（）A Switch3B Switch4C Switch2D Switch1

题目
单选题
Refer to the exibit. Three cisco 2950 switches are set to their default priority sttings.During the spanningtree process,which switch will be elected as the root bridge?（）
A

Switch3

B

Switch4

C

Switch2

D

Switch1

相似考题

1.The Ezonexam network administrator needs to a switch named VE1 to become the root bridge for a redundant path switched network. What can be done to ensure that VE1 will always assume the role as the root bridge?A．Assign the switch a higher MAC address than the other switches in the network haveB．Establish a direct link from the switch to all other switches in the networkC．Configure the switch full-duplex operation and configure the other switches for half-duplex operationD．Configure the switch so that it has lower priority than other switches in the networkE．None of the above

2.Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning－tree instance of vlan 1?()A. the switch with the lowest MAC addressB. the switch with the higest MAC addressC. the switch witch the higest IP addressD. the switch with the lowest IP address

3.The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch. What must be done to ensure that this new switch becomes the root bridge on the network?（）A. Lower the bridge priority number.B. Change the MAC address of the switch.C. Increase the VTP revision number for the domain.D. Lower the root path cost on the switch ports.E. Assign the switch an IP address with the lowest value.

4.You need to set the default gateway of one of your TestKing switches. Which command will set the default gateway to 192.168.12.1 on a Cisco switch?()A. Switch(config)# ip default-network 192.168.12.1B. Switch(config)#ip route-default 192.168.12.1C. Switch(config)# ip default-gateway 192.168.12.1D. Swicth(config)# ip route 192.168.12.1 0.0.0.0

更多“单选题Refer to the exibit. Three cisco 2950 switches are set to their default priority sttings.During the spanningtree process,which switch will be elected as the root bridge?（）A Switch3B Switch4C Switch2D Switch1”相关问题

  • 第1题：

    Refer to the exhibit. The output that is shown is generated at a switch. Which three of these statements are true? ()

    A.All ports will be in a state of discarding, learning, or forwarding.

    B.Thirty VLANs have been configured on this switch.

    C.The bridge priority is lower than the default value for spanning tree.

    D.All interfaces that are shown are on shared media.

    E.All designated ports are in a forwarding state.

    F.The switch must be the root bridge for all VLANs on this switch.


    参考答案：A, C, E

  • 第2题：

    Refer to the exhibit. Given the output shown from this Cisco Catalyst 2950, what is the most likely reason that interface FastEthernet 0／10 is not the root port for VLAN 2?()

    A.This switch has more than one interface connected to the root network segment in VLAN 2.

    B.This switch is running RSTP while the elected designated switch is running 802.1d Spanning Tree.

    C.This switch interface has a higher path cost to the root bridge than another in the topology.

    D.This switch has a lower bridge ID for VLAN 2 than the elected designated switch.


    参考答案：C

  • 第3题：

    Refer to the exibit. Three cisco 2950 switches are set to their default priority sttings.During the spanningtree process,which switch will be elected as the root bridge?()

    A.Switch3

    B.Switch4

    C.Switch2

    D.Switch1


    参考答案：D

  • 第4题：

    In the Cisco FabricPath domain， one switch becomes the root for the multidestination tree. Cisco FabricPath switches compare which three parameters to select the root？ （）

    • A、 Root priority
    • B、 System ID
    • C、 Bridge ID
    • D、 Switch ID
    • E、 Port ID
    • F、 Subswitch ID

    正确答案:A,B,D

  • 第5题：

    You need to set the default gateway of one of your TestKing switches. Which command will set the default gateway to 192.168.12.1 on a Cisco switch?（）

    • A、Switch(config)# ip default-network 192.168.12.1
    • B、Switch(config)#ip route-default 192.168.12.1
    • C、Switch(config)# ip default-gateway 192.168.12.1
    • D、Swicth(config)# ip route 192.168.12.1 0.0.0.0

    正确答案:C

  • 第6题：

    Which three options are considered in the spanning-tree decision process？（）

    • A、lowest root bridge ID
    • B、lowest path cost to root bridge
    • C、lowest sender bridge ID
    • D、highest port ID
    • E、highest root bridge ID
    • F、highest path cost to root bridge

    正确答案:A,B,C

  • 第7题：

    Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）

    • A、the switch with the lowest MAC address
    • B、the switch with the higest MAC address
    • C、the switch witch the higest IP address
    • D、the switch with the lowest IP address

    正确答案:A

  • 第8题：

    单选题
    You need to set the default gateway of one of your TestKing switches. Which command will set the default gateway to 192.168.12.1 on a Cisco switch?（）
    A

    Switch(config)# ip default-network 192.168.12.1

    B

    Switch(config)#ip route-default 192.168.12.1

    C

    Switch(config)# ip default-gateway 192.168.12.1

    D

    Swicth(config)# ip route 192.168.12.1 0.0.0.0


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role as root bridge（）。
    A

    Establish a direct link from the switch to all other switches in the network.

    B

    Assign the switch a higher MAC address than the other switches in the network have.

    C

    Configure the switch so that it has a lower priority than other switches in the network.

    D

    Configure the switch for full-duplex operation and configure the other switches for half-duplex operation.

    E

    Connect the switch directly to the MDF router, which will force the switch to assume the role of root bridge.


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    Refer to the exibit. Three cisco 2950 switches are set to their default priority sttings.During the spanningtree process,which switch will be elected as the root bridge?（）
    A

    Switch3

    B

    Switch4

    C

    Switch2

    D

    Switch1


    正确答案： C
    解析： 暂无解析

  • 第11题：

    单选题
    The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch. What must be done to ensure that this new switch becomes the root bridge on the network？（）
    A

     Lower the bridge priority number.

    B

     Change the MAC address of the switch.

    C

     Increase the VTP revision number for the domain.

    D

     Lower the root path cost on the switch ports.

    E

     Assign the switch an IP address with the lowest value.


    正确答案： E
    解析： 暂无解析

  • 第12题：

    单选题
    Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）
    A

    the switch with the lowest MAC address

    B

    the switch with the higest MAC address

    C

    the switch witch the higest IP address

    D

    the switch with the lowest IP address


    正确答案： A
    解析： 暂无解析

  • 第13题：

    Refer to the exhibit. Why has this switch not been elected the root bridge for VLAN1?()

    A.It has more than one interface that is connected to the root network segment.

    B.It is running RSTP while the elected root bridge is running 802.1d spanning tree.

    C.It has a higher MAC address than the elected root bridge.

    D.It has a higher bridge ID than the elected root bridge.


    参考答案：D

  • 第14题：

    Refer to the exhibit. Based on the information given. Which switch will be elected root bridge and why?()

    A.Switch A ,because it has the lowest MAC address

    B.Switch C,because it has the lowest priority

    C.Switch B,because it has the highest MAC address

    D.Switch C,because it is the most centrally located switch

    E.Switch A,because it is the most centrally located switch

    F.Switch D,because it has the highest priority


    参考答案：B

  • 第15题：

    A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role as root bridge（）。

    A.Establish a direct link from the switch to all other switches in the network.

    B.Assign the switch a higher MAC address than the other switches in the network have.

    C.Configure the switch so that it has a lower priority than other switches in the network.

    D.Configure the switch for full-duplex operation and configure the other switches for half-duplex operation.

    E.Connect the switch directly to the MDF router, which will force the switch to assume the role of root bridge.


    参考答案：C

  • 第16题：

    Which MST configuration statement is correct？  （）

    • A、 MST configurations can be propagated to other switches using VTP.
    • B、 After MST is configured on a Switch， PVST+ operations will also be enabled by default.
    • C、 MST configurations must be manually configured on each switch within the MST region.
    • D、 MST configurations only need to be manually configured on the Root Bridge.
    • E、 MST configurations are entered using the VLAN Database mode on Cisco Catalyst switches.

    正确答案:C

  • 第17题：

    Refer to the exibit. Three cisco 2950 switches are set to their default priority sttings.During the spanningtree process,which switch will be elected as the root bridge?（）

    • A、Switch3
    • B、Switch4
    • C、Switch2
    • D、Switch1

    正确答案:D

  • 第18题：

    Which three statements are true about the voice VLAN feature on a Catalyst 2950 switch？ （Choose  three.）（）  

    • A、 The CoS value is trusted for 802.1p or 802.1q tagged traffic.
    • B、 The voice VLAN feature is disabled by default.
    • C、 The IP phone accepts the priority of all tagged and untagged traffic and sets the CoS value to 4.
    • D、 When the voice VLAN feature is enabled， all untagged traffic is sent according to the default CoS priority of the port.
    • E、 PortFast is automatically disabled when a voice VLAN is configured.
    • F、 The default CoS value for incoming traffic is set to 0.

    正确答案:B,D,F

  • 第19题：

    Refer to the output shown on switch SW1 below：  VLAN 1 bridge priority set to 8192. VLAN 1 bridge max aging time set to 20.VLAN 1 bridge hello time set to 2. VLAN 1 bridge forward delay set to 15. Switch is now the root switch for active VLAN 1.  What command would you enter to reproduce this output？


    正确答案:set spantree root 1

  • 第20题：

    多选题
    Which three options are considered in the spanning-tree decision process？（）
    A

    lowest root bridge ID

    B

    lowest path cost to root bridge

    C

    lowest sender bridge ID

    D

    highest port ID

    E

    highest root bridge ID

    F

    highest path cost to root bridge


    正确答案： A,D
    解析： 暂无解析

  • 第21题：

    单选题
    The network administrator has discovered that the power supply has failed on a switch in the company LAN and that the switch has stopped functioning. It has been replaced with a Cisco Catalyst 2950 series switch. What must be done to ensure that this new switch becomes the root bridge on the network?（）
    A

    Lower the bridge priority number.

    B

    Change the MAC address of the switch.

    C

    Increase the VTP revision number for the domain.

    D

    Lower the root path cost on the switch ports.

    E

    Assign the switch an IP address with the lowest value.


    正确答案： C
    解析： 暂无解析

  • 第22题：

    多选题
    In the Cisco FabricPath domain， one switch becomes the root for the multidestination tree. Cisco FabricPath switches compare which three parameters to select the root？ （）
    A

    Root priority

    B

    System ID

    C

    Bridge ID

    D

    Switch ID

    E

    Port ID

    F

    Subswitch ID


    正确答案： D,C
    解析： 暂无解析

  • 第23题：

    问答题
    Refer to the output shown on switch SW1 below：  VLAN 1 bridge priority set to 8192. VLAN 1 bridge max aging time set to 20.VLAN 1 bridge hello time set to 2. VLAN 1 bridge forward delay set to 15. Switch is now the root switch for active VLAN 1.  What command would you enter to reproduce this output？

    正确答案： set spantree root 1
    解析： 暂无解析

  • 第24题：

    单选题
    Which MST configuration statement is correct？  （）
    A

     MST configurations can be propagated to other switches using VTP.

    B

     After MST is configured on a Switch， PVST+ operations will also be enabled by default.

    C

     MST configurations must be manually configured on each switch within the MST region.

    D

     MST configurations only need to be manually configured on the Root Bridge.

    E

     MST configurations are entered using the VLAN Database mode on Cisco Catalyst switches.


    正确答案： E
    解析： 暂无解析

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