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When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?A．when all switches have the same BID as the root switchB．when all switches have received the MAC address of each neighboring switchC．when every enabled

题目

When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?

A．when all switches have the same BID as the root switch

B．when all switches have received the MAC address of each neighboring switch

C．when every enabled switch port has been assigned a unique identifier

D．when every operating switch port is in either the blocking or forwarding state

E．when all switches are in either client, server, or transparent mode

相似考题

1.When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements? Choose all the valid answer choices)A. Bridges are faster than switches because they have fewer ports.B. A switch is a multiport bridge,C. Bridges and switches learn MAC addresses by examining the source MAC address of each frame. received.D. A bridge will forward a broadcast but a switch will not.E. Bridges and switches increase the size of a collision domain.F. None of the above statements are true.

2.A new switch is installed in the Ezonexam network. This switch is to be configured so that VLAN information will be automatically distributed to all the other Cisco Catalyst switches in the network.Which of the conditions below have to be met in order for this to occur? (Choose all that apply).A. The switch that will share the VLAN information must be in the VTP Server mode.B. The switches must be in the same VTP domain.C. The switch that will share the VLAN information must be configured as the root bridge.D. The switches must be configured to use the same VTP version.E. The switches must be configured to use the same STP version.F. The switches must be configured to use the same type of ID tagging.G. The switches must be connected over VLAN trunks.

3.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

4.A new switch is being installed in the Ezonexam network and you have been assigned the task of connecting it to an existing switch. In doing this, you want to set up the VLAN Trunking Protocol so that VLAN information can be passed between the switches. Which of the following must you do to accomplish this? (Choose all that apply).A．You must set each end of the trunk line to IEEE 802.1e encapsulation.B．You must set the same VTP management domain name on both switches.C．You must set all ports on the two switches as access ports.D．You must configure one of the switches as a VTP server.E．You must use a rollover cable to connect the two switches.

更多“When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?A．when all switches have the same BID as the root switchB．when all switches have received the MAC address of each neighboring switchC．when every enabled”相关问题

  • 第1题：

    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.


    参考答案：D

  • 第2题：

    A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices. What would be the most efficient way to configure MAC-level security on all these ports?（）

    A. Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security mac-address command.

    B. Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address command.

    C. Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to them.

    D. Use show mac-address-table to determine the addresses that are associated with each port and then enter the commands on each switch for MAC address port-security.


    参考答案：C

  • 第3题：

    Refer to the exhibit. Which statement is true?()

    A.The Fa0/11 role confirms that SwitchA is the root bridge for VLAN 20.

    B.VLAN 20 is running the Per VLAN Spanning Tree Protocol.

    C.The MAC address of the root bridge is 0017.596d.1580.

    D.SwitchA is not the root bridge, because not all of the interface roles are designated.


    参考答案：D

  • 第4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5题：

    When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?（）

    • A、when all switches have the same BID as the root switch
    • B、when all switches have received the MAC address of each neighboring switch
    • C、when every enabled switch port has been assigned a unique identifier
    • D、when every operating switch port is in either the blocking or forwarding state
    • E、when all switches are in either client, server, or transparent mode

    正确答案:D

  • 第6题：

    When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）

    • A、Enable bpduguard globally.
    • B、Enable rootguard.
    • C、Enable loopguard.
    • D、Enable spanning tree.
    • E、Enable UDLD

    正确答案:A

  • 第7题：

    You have a trunk link operating between two switches and you’re experiencing problems withframes leaking between the two VLANs. Each switch has identical modules， software revisionsand VLAN configuration information. Spanning tree protocol is disabled on all VLANs. What isprobably causing this problem？（）

    • A、The link is using IEEE 802.1Q protocol
    • B、The link is using IEEE 802.1E protocol
    • C、Spanning tree is disabled
    • D、Not enough information to determine
    • E、The native VLAN information is identical at each end of the link
    • F、The native VLAN information is different at each end of the link

    正确答案:A,F

  • 第8题：

    When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements?（）

    • A、Bridges are faster than switches because they have fewer ports.
    • B、A switch is a multiport bridge,
    • C、Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.
    • D、A bridge will forward a broadcast but a switch will not.
    • E、Bridges and switches increase the size of a collision domain.
    • F、None of the above statements are true.

    正确答案:B,C

  • 第9题：

    Which three statements accurately describe layer 2 Ethernet switches？（）

    • A、Microsegmentation decreases the number of collisions on the network.
    • B、if a switch receives a frame for an unkown destination，it uses ARP to resolve the address.
    • C、Spanning Tree Protocol allows switches to automatically share vlan information.
    • D、In a properly functioning network with redundant switched paths，each swiched aegment will contain oneroot bridge with all its ports in the forwarding state.All other switches in that broadcast domain will haveonly one root port.
    • E、Establishing vlans increases the number of  broadcast domains.
    • F、Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3address information.

    正确答案:A,D,F

  • 第10题：

    单选题
    When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?（）
    A

    when all switches have the same BID as the root switch

    B

    when all switches have received the MAC address of each neighboring switch

    C

    when every enabled switch port has been assigned a unique identifier

    D

    when every operating switch port is in either the blocking or forwarding state

    E

    when all switches are in either client, server, or transparent mode


    正确答案： E
    解析： 暂无解析

  • 第11题：

    多选题
    Which three statements accurately describe layer 2 Ethernet switches?（）
    A

    Microsegmentation decreases the number of collisions on the network.

    B

    if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.

    C

    Spanning Tree Protocol allows switches to automatically share vlan information.

    D

    In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.

    E

    Establishing vlans increases the number of broadcast domains.

    F

    Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.


    正确答案： F,A
    解析： 暂无解析

  • 第12题：

    多选题
    The Company network utilizes the Multiple-instance Spanning Tree protocol in its switched LAN.   Which three statements about the MST protocol （IEEE 802.1S） are true？ （）
    A

    To verify the MST configuration， the show pending command can be used in MST configuration  mode.

    B

    When RSTP and MSTP are configured； UplinkFast and BackboneFast must also be enabled.

    C

    All switches in the same MST region must have the same VLAN-to-instance mapping， but  different configuration revision numbers.

    D

    All switches in an MST region， except distribution layer switches， should have their priority  lowered from the default value 32768.

    E

    An MST region is a group of MST switches that appear as a single virtual bridge to adjacent  CST and MST regions.

    F

    Enabling MST with the spanning-tree modemst global configuration command also enables  RSTP.


    正确答案： E,C
    解析： 暂无解析

  • 第13题：

    A new switch is installed in the Testking network. This switch is to be configured sothat VLAN information will be automatically distributed to all the other Cisco Catalyst switches in the network.Which of the conditions below have to be met in order for this to occur?（）

    A. The switch that will share the VLAN information must be in the VTP Server mode.

    B. The switches must be in the same VTP domain.

    C. The switch that will share the VLAN information must be configured as the root bridge.

    D. The switches must be configured to use the same VTP version.

    E. The switches must be configured to use the same STP version.

    F. The switches must be configured to use the same type of ID tagging.

    G. The switches must be connected over VLAN trunks.


    参考答案：A, B, F

  • 第14题：

    Which of the following are true regarding bridges and switches?()

    A. Bridges are faster than switches because they have fewer ports.

    B. A switch is a multiport bridge.

    C. Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.

    D. A bridge will forward a broadcast but a switch will not.

    E. Bridges and switches increase the size of a collision domain.


    参考答案：B, C

  • 第15题：

    Which three statements accurately describe layer 2 Ethernet switches?()

    A.Microsegmentation decreases the number of collisions on the network.

    B.if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.

    C.Spanning Tree Protocol allows switches to automatically share vlan information.

    D.In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.

    E.Establishing vlans increases the number of broadcast domains.

    F.Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.


    参考答案：A, C, E

  • 第16题：

    Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?（）

    • A、STP
    • B、VTP
    • C、GVRP
    • D、SNMP
    • E、DHCP

    正确答案:B

  • 第17题：

    The Company network utilizes the Multiple-instance Spanning Tree protocol in its switched LAN.   Which three statements about the MST protocol （IEEE 802.1S） are true？ （）

    • A、 To verify the MST configuration， the show pending command can be used in MST configuration  mode.
    • B、 When RSTP and MSTP are configured； UplinkFast and BackboneFast must also be enabled.
    • C、 All switches in the same MST region must have the same VLAN-to-instance mapping， but  different configuration revision numbers.
    • D、 All switches in an MST region， except distribution layer switches， should have their priority  lowered from the default value 32768.
    • E、 An MST region is a group of MST switches that appear as a single virtual bridge to adjacent  CST and MST regions.
    • F、 Enabling MST with the "spanning-tree modemst" global configuration command also enables  RSTP.

    正确答案:A,E,F

  • 第18题：

    Refer to Topic TestKing.com in iPAD document.What happens to the network when TestKingX is reconnected and a trunk exists between the two switches?（）

    • A、All VLANs except the default VLAN will be removed from all switches.
    • B、All existing switches will have the students, admin, faculty, Servers, Management,Production, and no-where VLANs.
    • C、The VLANs Servers, Management, Production, and no-where will replace the VLANs on SwX.
    • D、The VLANs Servers, Management, Production, and no-where will be removed from existing switches.

    正确答案:D

  • 第19题：

    When two bridges are competing for the root bridge of an IEEE 802.1D spanning tree and both have the same bridge priority configured， which parameter determines the winner？（）

    • A、highest-numbered IP interface
    • B、MAC address
    • C、device uptime
    • D、root port cost

    正确答案:B

  • 第20题：

    A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices. What would be the most efficient way to configure MAC-level security on all these ports?（）

    • A、Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security mac-address command
    • B、Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address command
    • C、Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to them
    • D、Use show mac-address-table to determine the addresses that are associated with each port and then enter the commands on each switch for MAC address port-security

    正确答案:C

  • 第21题：

    单选题
    A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices. What would be the most efficient way to configure MAC-level security on all these ports?（）
    A

    Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security mac-address command

    B

    Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address command

    C

    Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to them

    D

    Use show mac-address-table to determine the addresses that are associated with each port and then enter the commands on each switch for MAC address port-security


    正确答案： A
    解析： 暂无解析

  • 第22题：

    多选题
    Which three statements accurately describe layer 2 Ethernet switches？（）
    A

    Microsegmentation decreases the number of collisions on the network.

    B

    if a switch receives a frame for an unkown destination，it uses ARP to resolve the address.

    C

    Spanning Tree Protocol allows switches to automatically share vlan information.

    D

    In a properly functioning network with redundant switched paths，each swiched aegment will contain oneroot bridge with all its ports in the forwarding state.All other switches in that broadcast domain will haveonly one root port.

    E

    Establishing vlans increases the number of  broadcast domains.

    F

    Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3address information.


    正确答案： B,C
    解析： 暂无解析

  • 第23题：

    单选题
    Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?（）
    A

    STP

    B

    VTP

    C

    GVRP

    D

    SNMP

    E

    DHCP


    正确答案： A
    解析： 暂无解析

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