Spanning Tree Protocol IEEE 802.1 s defines the ability to deploy which of these？（）A、one global STP instance for all VLANsB、one STP instance for each VLANC、one STP instance per set of VLANsD、one STP instance per set of bridges
Spanning Tree Protocol IEEE 802.1 s defines the ability to deploy which of these？（）
- A、one global STP instance for all VLANs
- B、one STP instance for each VLAN
- C、one STP instance per set of VLANs
- D、one STP instance per set of bridges
相关考题：
Catalyst 3500 (Catalyst OS (CatOS)系统）中配置UnlinkFast生成树可选功能的命令格式( )。A) spanning-tree uplinkfastcrB) set spantree uplinkfast enablecrC) spanning-tree uplinkfast max-update-rate0-32000orD) spanning-tree vlanvlanroot primary
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
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?() A.Switch(config)#spanning-tree cost 25B.Switch(config-if)#spanning-tree cost 25C.Switch(config)#spanning-tree priority 25D.Switch(config-if)#spanning-tree path-cost 25
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 portfast defaultC．spanning-tree uplinkfast max-update-rate 32000D．set spantree uplinkfast enable rate 40
Catalyst 3500(Cisco．[OS系统)中配置PortFast生成树可选功能的命令格式是——。A．set spanning—tree portfastmod／portenableB．set spanning-tree portfastmod／portenableC．spanning—tree portfast defaultD．set spanning—tree portfastmod／portdefault
要在连接到服务器的端口上禁用STP,可使用下面哪个命令?() A.disable spanning-treeB.spanning-tree offC.spanning-tree securityD.spanning-tree portfast
要在交换机上运行802.1w,可使用哪个命令来启用该协议?() A.Switch(config)#spanning-tree mode rapid-pvstB.Switch#spanning-tree mode rapid-pvstC.Switch(config)#spanning-tree mode 802.1wD.Switch#spanning-tree mode 802.1w
要确保交换机成为VLAN30的根网桥,可使用下面哪两个命令之一?() A.spanning-tree vlan 30 priority 0B.spanning-tree vlan 30 priority 16384C.spanning-tree vlan 30 root guaranteeD.spanning-tree vlan 30 root primary
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
Which command enables RSTP on a switch?() A. spanning-tree mode rapid-pvstB. spanning-tree uplinkfastC. spanning-tree backbonefastD. spanning-tree mode mst
Which command enables RSTP on aswitch?() A.spanning-tree mode rapid-pvstB.spanning-tree uplinkfastC.spanning-tree backbonefastD.spanning-tree mode mst
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
能够将分布交换机配置为生成树的主根交换机的命令是（）。A、spanning-tree vlan vlan-id primaryB、spanning-tree vlan vlan-id root primaryC、spanning-tree root primaryD、spanning-tree bridge root
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
Which four Cisco priority Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning Tree？ （）A、 PortFastB、 UplinkFastC、 loop guardD、 root guardE、 BPDU guardF、 BackboneFast
MSTP的全称可能是（）A、Multi-Service Transmission PlatformsB、Multi-Service Transmission ProtocolC、Multi-Spanning Tree ProtocolD、Mutil-Spanning-tree Transparent Protocol
What Cisco technology protects against Spanning-Tree Protocol manipulation？（）A、 Spanning tree protectB、 Root Guard and BPDU GuardC、 Unicast Reverse Path ForwardingD、 MAC spoof guardE、 Port Security
pany uses MSTP within their switched LAN. What is the main purpose of Multiple Instance Spanning Tree Protocol （MSTP）？（）A、 To enhance Spanning Tree troubleshooting on multilayer switchesB、 To reduce the total number of spanning tree instances necessary for a particular topology C、 To provide faster convergence when topology changes occur in a switched networkD、 To provide protection for STP when a link is unidirectional and BPDUs are being sent but not receivedE、 None of the other alternatives apply
Which command enables RSTP on a switch?（）A、spanning-tree mode rapid-pvstB、spanning-tree uplinkfastC、spanning-tree backbonefastD、spanning-tree mode mst
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
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
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
多选题Which four Cisco priority Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning Tree？ （）APortFastBUplinkFastCloop guardDroot guardEBPDU guardFBackboneFast
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
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？（）ASwitch（config）#spanning-tree loopguard defaultBSwitch（config-if）#spanning-tree bdpufilterCSwitch（config）#udld aggressiveDSwitch（config-if）#spanning-tree bpduguard
单选题Which configuration is used to enable root guard？（）Ainterface gig3/1 spanning-tree guard rootBinterface gig3/1 spanning-tree root guardCinterface gig3/1 spanning-tree root-guardDinterface gig3/1 spanning-tree root-guard default
单选题What Cisco technology protects against Spanning-Tree Protocol manipulation？（）A Spanning tree protectB Root Guard and BPDU GuardC Unicast Reverse Path ForwardingD MAC spoof guardE Port Security
多选题Which four Cisco Spanning Tree Protocol enhancements are supported with rapid per-VLAN Spanning-Tree plus?（）APortFastBUplinkFastCloop guardDroot guardEBPDU guardFBackboneFast