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单选题
对于UDLD描述正确的是（）。
A
单项路径检测
B
cisco私有协议
C
工作在2层
D
能够发现邻接设备
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更多 “单选题对于UDLD描述正确的是（）。A 单项路径检测B cisco私有协议C 工作在2层D 能够发现邻接设备” 相关考题
考题
在启用UDLD的情况下,交换机将定期的向邻居发送UDLD协议数据包,并且期望在预定计时器到期之前接收到回应的数据包。经过多少秒后,交换机将决定链路是单向链路,并且关闭掉该端口。()
A.10秒C.20秒B.15秒D.25秒
考题
下面哪个描述对于IBM虚拟带库TS7650是正确的()
A.ProtectiorPostprocessingB.HyperFactorinlineC.ContentAwareinlineD.HashBasedinline
考题
OnswitchR1youissuetheudldenableglobalcommand.Whatdoesthiscommandaccomplish?()
A.Enablesallfiber-opticLANportsforUnidirectionalLINKDetection（UDLD）B.EnablesallcoppermediaLANportsUnidirectionalLinkDetection（UDLD）C.OverridesthedefaultUDLSsettingforallportsD.GloballyenablesallportsonthedeviceforUnidirectionalLinkDetection（UDLS）E.Noneoftheotheralternativesapply
考题
What does the command udld reset accomplish？（）A、allows an UDLD port to automatically reset when it has been shutdownB、resets all UDLD enabled ports that have been shutdownC、removes all UDLD configurations from interfaces that were globally enabledD、removes all UDLD configurations from interfaces that were enabled per-port
考题
在启用UDLD的情况下，交换机将定期的向邻居发送UDLD协议数据包，并且期望在预定计时器到期之前接收到回应的数据包。经过多少秒后，交换机将决定链路是单向链路，并且关闭掉该端口。（）A、10秒B、20秒C、15秒D、25秒
考题
Loop guard and UniDirectional Link Detection both protect against Layer 2 STP loops. In which two ways does loop guard differ from UDLD in loop detection and prevention？ （）A、 Loop guard can be used with root guard simultaneously on the same port on the same VLAN while UDLD cannotB、 UDLD protects against STP failures caused by cabling problems that create one-way links.C、 Loop guard detects and protects against duplicate packets being received and transmitted on different portsD、 UDLD protects against unidirectional cabling problems on copper and fiber media.E、 Loop guard protects against STP failures caused by problems that result in the loss of BPDUs from a designated switch port.
考题
Loop guard and UniDirectional Link Detection both protect against Layer 2 STP loops. In which two ways does loop guard differ from UDLD in loop detection and prevention？（）A、Loop guard can be used with root guard simultaneously on the same port on the same VLAN while UDLD cannot.B、UDLD protects against STP failures caused by cabling problems that create one-way links.C、Loop guard detects and protects against duplicate packets being received and transmitted on different ports.D、UDLD protects against unidirectional cabling problems on copper and fiber media.E、Loop guard protects against STP failures caused by problems that result in the loss of BPDUs from a designated switch port.
考题
On switch R1 you issue the "udld enable" global command. What does this command accomplish？ （）A、 Enables all fiber-optic LAN ports for Unidirectional LINK Detection （UDLD）B、 Enables all copper media LAN ports Unidirectional Link Detection （UDLD）C、 Overrides the default UDLS setting for all portsD、 Globally enables all ports on the device for Unidirectional Link Detection （UDLS）E、 None of the other alternatives apply
考题
对于帧中继描述正确的是（）A、使用具有本地意义的DLCI描述PVCB、使用具有全局意义的DLCI描述PVCC、使用具有本地意义的DLCI描述SVCD、使用具有全局意义的DLCI描述SVC
考题
工作描述是人力资源部门的重要文件，关于工作描述，说法不正确的是（）。A、工作描述的主要元素有：工作目的、工作任务、工作范围B、人员规范是进行工作描述的基础C、工作描述对于招聘有重要意义D、对于工作中出现的变化要尽快在工作描述中体现出来
考题
What does UDLD stand for？（）A、UniDirectional Loop DetectionB、Unspecified Distribution Label DetectionC、Unified Distribution Label DirectionD、UniDirectional Link Detection
考题
单选题On switch R1 you issue the "udld enable" global command. What does this command accomplish？ （）A
Enables all fiber-optic LAN ports for Unidirectional LINK Detection （UDLD）B
Enables all copper media LAN ports Unidirectional Link Detection （UDLD）C
Overrides the default UDLS setting for all portsD
Globally enables all ports on the device for Unidirectional Link Detection （UDLS）E
None of the other alternatives apply
考题
单选题对于Lambert兰伯特材质描述正确的是（）A
高光柔和B
高光强烈C
没有高光D
以上描述都不正确
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