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
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 filter
- B、下联口开启spanning-tree filter
- C、下联口开启spanning-tree portfast
- D、下联口开启spanning-tree bpduguard
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
假设有一个小区的ONU集体掉线,请判断可能是以下()原因引起的? A.小区ONU设备供电线路断电B.OLT至ODN之间的光路中断C.OLT的EPFC下联光口板运行故障D.OLT的EC4GM上联交换版的上联口连接中断或故障E.该小区的ODN故障
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
如果为用户提供1路iTV业务的话,使用e8-C定制终端哪个LAN口与机顶盒配合来安装施工?() A.LAN2口下联机顶盒B.LAN1口和LAN2口分别下联机顶盒C.LAN1口、LAN2口和LAN3口分别下联机顶盒D.LAN1口分别下联机顶盒
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
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
单口SFU+LAN上行e8-C定制终端组合的FTTH形态,如果为用户提供3路IPTV业务的话,使用LAN上行e8-C定制终端哪些LAN口与3个机顶盒配合来安装施工?() A.LAN2口分别下联机顶盒B.LAN1口和LAN2口分别下联机顶盒C.LAN1口、LAN2口和LAN3口分别下联机顶盒D.LAN1口分别下联机顶盒
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
当你想关闭一台直接连在服务器上的交换机上的STP功能时,你不会使用下面哪些命令()A、Disablespanning-treeB、spanning-tree offC、spanning-tree securityD、spanning-tree portfastE、spanning-tree down
下列关于ITN161-GE-X描述错误的是().A、上联单光口B、下联1电口,电口速率10/100/1000M自适应C、仅支持802.3ahD、单电源,电源可选交流220V、直流-48V或+24V
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
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
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
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
开启液压闸板防喷器时高压油的流动路线是()A、壳体关闭油口→壳体油路→铰链座→侧门油路→液缸开启腔B、侧门油路→液缸开启腔→壳体油路→铰链座→壳体开启油口C、壳体开启油口→壳体油路→铰链座→侧门油路→液缸开启腔
假设有一个小区的ONU集体掉线,请判断可能是以下哪些原因引起的()A、小区ONU设备供电线路断B、OLT至ODN之间的光路中断C、OLT的EPFC下联光口板运行故障D、OLT的EC4GM上联交换版的上联口连接中断或故障
假设有一个小区的ONU集体掉线,请判断可能是以下哪些原因引起的()A、小区ONU设备供电线路断B、OLT至ODN之间的光路中断C、OLT的EPFC下联光口板运行故障D、OLT的EC4GM上联交换版的上联口连接中断或故障E、该小区的ODN故障
假设有一个小区的ONU集体掉线,请判断可能是以下()原因引起的?A、小区ONU设备供电线路断电B、OLT至ODN之间的光路中断C、OLT的EPFC下联光口板运行故障D、OLT的EC4GM上联交换版的上联口连接中断或故障E、该小区的ODN故障
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 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
假设有一个小区的ONU集体掉线,请判断可能是以下哪些原因引起的?()A、小区ONU设备供电线路断电B、OLT至ODN之间的光路中断C、OLT的下联光口板运行故障D、OLT的上联板的上联口连接中断或故障
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