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Exhibit SW1#show spanning-tree vlan 200 VLAN200 Spanning tree enabled protocol iee eRoot ID Priority 32968 Address 000c.ce29.ef00 Cost 19 Port 2 （FastEthernet0/2） Hello time 10 Sec Max Age 20 sec Forward Delay 30 sec Bridge ID Priority 32968 （priority 32768 sys-id-ext 200） Address 000c.ce2a.4180 Hello Time 2 sec Max Age 20 Sec Forward Delay 15 sec Interface Role Sts Cost PrioNbr Type Fa0/2 Root FWD 19 128.2 P2p Fa0/3 Altn BLK 19 128.3 P2p Based on the show spanning-tree vlan 200 output shown in the exhibit， which two statementsabout the STP process for VLAN 200 are true？（）
A
BDPUs will be sent out every two seconds
B
The time spent in the listening state will be 30 seconds
C
The time spent in the learning state will be 15 seconds
D
The maximum length of time that the BPDU information will be saved is 30 seconds
E
This switch is the root bridge for VLAN 200
F
BPDUs will be sent out every 10 seconds
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更多 “多选题Exhibit SW1#show spanning-tree vlan 200 VLAN200 Spanning tree enabled protocol iee eRoot ID Priority 32968 Address 000c.ce29.ef00 Cost 19 Port 2 （FastEthernet0/2） Hello time 10 Sec Max Age 20 sec Forward Delay 30 sec Bridge ID Priority 32968 （priority 32768 sys-id-ext 200） Address 000c.ce2a.4180 Hello Time 2 sec Max Age 20 Sec Forward Delay 15 sec Interface Role Sts Cost PrioNbr Type Fa0/2 Root FWD 19 128.2 P2p Fa0/3 Altn BLK 19 128.3 P2p Based on the show spanning-tree vlan 200 output shown in the exhibit， which two statementsabout the STP process for VLAN 200 are true？（）ABDPUs will be sent out every two secondsBThe time spent in the listening state will be 30 secondsCThe time spent in the learning state will be 15 secondsDThe maximum length of time that the BPDU information will be saved is 30 secondsEThis switch is the root bridge for VLAN 200FBPDUs will be sent out every 10 seconds” 相关考题
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加快Catalyst 3548发生直接链路失效时的收敛速度，正确配置生成树可选功能的命令是( )。A) spanning-tree backbonefastB) spanning-tree porfast defaultC) spanning-tree uplinkfast max-update-rate 32000D) set span tree uplindfast enable rate 40
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要将交换机100M端口的路径成本设置为25,以下哪个命令是正确的?()
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考题
要获悉当前交换机是哪些VLAN的根网桥,可使用下面哪两个命令?()
A.show spanning-treeB.show root allC.show spann-ing-tree port root VLAND.show spanning-tree summary
考题
Exhibit:Youworkasanetworkadministratorat.Youstudytheexhibitcarefully.WhatcanbedrawnaboutVLANs200and202fromtheexhibit?()
A.VLAN200carriestrafficfrompromiscuousportstoisolated，community，andotherpromiscuousportsinthesameVLAN.VLAN202carriestrafficbetweencommunityportsandtopromiscuousports.B.VLAN200carriestrafficfrompromiscuousportstoisolated，community，andotherpromiscuousportsinthesameVLAN.VLAN202carriestrafficfromisolatedportstoapromiscuousport.C.VLAN202carriestrafficfrompromiscuousportstoisolated，community，andotherpromiscuousportsinthesameVLAN.VLAN200carriestrafficfromisolatedportstoapromiscuousport.D.VLAN202carriestrafficfrompromiscuousportstoisolated，community，andotherpromiscuousportsinthesameVLAN.VLAN200carriestrafficbetweencommunityportsandtopromiscuousports.
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Which four Cisco Spanning Tree Protocol enhancements are supported with rapid per－VLAN Spanning－Tree plus?()
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考题
Which command enhances the 802.1D convergence time on ports that are connected to hosts?()
A. spanning-tree backbonefastB. spanning-tree uplinkfastC. spanning-tree portfastD. spanning-tree cost512
考题
Which command enables RSTP on a switch?()
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Refer to the exhibit. What switch proves the spanning－tree designated port role for the network segment that services the printers?()
A.Switch1B.Switch2C.Switch3D.Switch4
考题
图5-5是在某交换机配置过程中，在配置模式下执行(30)命令的系统输出信息。A．show spanning-treeB．show spanning-tree vlan 1C．show spanning-tree detailD．show spanning-tree summary
考题
在单链路上联的接入交换机上部署环路预防策略时，需要做哪些生成树相关工作？（）A、上联口开启spanning-tree filterB、下联口开启spanning-tree filterC、下联口开启spanning-tree portfastD、下联口开启spanning-tree bpduguard
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考题
Which spanning-tree command would cause a PortFast-enabled interface to lose its PortFast-operational status and disable BPDU filtering if it receives BPDUs？（）A、spanning-tree guard rootB、spanning-tree portfast bpduguard defaultC、spanning-tree bpduguard enableD、spanning-tree bpdufilter enableE、spanning-tree portfast bpdufilter default
考题
Which two of the following values does STP take into consideration when it elects the root bridge?（）A、The BPDU version numberB、The access layer bridge settingC、The Bridge IDD、The spanning-tree update numberE、The bridge priorityF、The VLAN number
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Exhibit SW1#show spanning-tree vlan 200 VLAN200 Spanning tree enabled protocol iee eRoot ID Priority 32968 Address 000c.ce29.ef00 Cost 19 Port 2 （FastEthernet0/2） Hello time 10 Sec Max Age 20 sec Forward Delay 30 sec Bridge ID Priority 32968 （priority 32768 sys-id-ext 200） Address 000c.ce2a.4180 Hello Time 2 sec Max Age 20 Sec Forward Delay 15 sec Interface Role Sts Cost PrioNbr Type Fa0/2 Root FWD 19 128.2 P2p Fa0/3 Altn BLK 19 128.3 P2p Based on the show spanning-tree vlan 200 output shown in the exhibit， which two statementsabout the STP process for VLAN 200 are true？（）A、BDPUs will be sent out every two secondsB、The time spent in the listening state will be 30 secondsC、The time spent in the learning state will be 15 secondsD、The maximum length of time that the BPDU information will be saved is 30 secondsE、This switch is the root bridge for VLAN 200F、BPDUs will be sent out every 10 seconds
考题
What should you do to reduce spanning-tree protocol BPDU traffic during extended periods ofinstability in your VLANs？（）A、Combine all the VLAN spanning trees into a single spanning treeB、Set forward delay and max-age timers to the maximum possible valuesC、None of the choicesD、Change the router VTP server modeE、Disable the root bridge
考题
Which command enables RSTP on a switch?（）A、spanning-tree mode rapid-pvstB、spanning-tree uplinkfastC、spanning-tree backbonefastD、spanning-tree mode mst
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Which four Cisco Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning-Tree plus?（）A、PortFastB、UplinkFastC、loop guardD、root guardE、BPDU guardF、BackboneFast
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Which two statements about the various implementations of STP are true？（）A、mon Spanning Tree maintains a separate spanning-tree instance for each VLAN configured in the network.B、The Spanning Tree Protocol （STP） is an evolution of the IEEE 802.1w standard.C、Per-VLAN Spanning Tree （PVST） supports 802.1Q trunking.D、Per-VLAN Spanning Tree Plus（PVST+） is an enhancement to 802.1Q specification and is supported only on Cisco devices.E、Rapid Spanning Tree Protocol （RSTP） includes features equivalent to Cisco PortFast， UplinkFast， and BackboneFast for faster network reconvergence.F、Multiple Spanning Tree （MST） assumes one spanning-tree instance for the entire Layer 2 network， regardless of the multiple number of VLANs
考题
单选题Refer to the exhibit. A network technician is asked to design a small network with redundancy. The exhibit represents this design, with all hosts configured in the same VLAN. What conclusions can be made about this design?（）A
The design will function as intendedB
Spanning-tree will need to be used.C
The router will not accept the addressing scheme.D
The connection between switches should be a trunk.E
The router interfaces must be encapsulated with the 802.1Q protocol.
考题
单选题哪个命令可以在交换机启用RSTP？ （）A
spanning-tree mode rapid-pvstB
spanning-tree uplinkfastC
spanning-tree backbonefastD
spanning-tree mode mst
考题
单选题Refer to the exhibit. What switch proves the spanning-tree designated port role for the network segment that services the printers?（）A
Switch1B
Switch2C
Switch3D
Switch4
考题
单选题A port in a redundant topology is currently in the blocking state and is not receiving BPDUs. To ensure that this port does not erroneously transition to the forwarding state， which command should be configured to satisfy the requirement？（）A
Switch（config）#spanning-tree loopguard defaultB
Switch（config-if）#spanning-tree bdpufilterC
Switch（config）#udld aggressiveD
Switch（config-if）#spanning-tree bpduguard
考题
单选题Which configuration is used to enable root guard？（）A
interface gig3/1 spanning-tree guard rootB
interface gig3/1 spanning-tree root guardC
interface gig3/1 spanning-tree root-guardD
interface gig3/1 spanning-tree root-guard default
考题
多选题Which four Cisco Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning-Tree plus?（）APortFastBUplinkFastCloop guardDroot guardEBPDU guardFBackboneFast
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