题目内容

Which IPsec security protocol should be used when confidentiality is required？（）

AH
B. MD5
C. PSK
D. ESP

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更多问题

WhatdoesUDLDstandfor？（）

A. UniDirectionalLoopDetection
B. UnspecifiedDistributionLabelDetection
C. UnifiedDistributionLabelDirection
D. UniDirectionalLinkDetection

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Voiceactivitydetection（VAD）suppressesthetransmissionofsilencepatterns.Onaverage，andassumingthatalinkcarriesatleast24calls，whatpercentageoftotalbandwidthcouldVADsave？（）

A. 5
B. 15
C. 25
D. 35
E. 45
F. 55

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Whatisusedaslabelincell-basedMPLS？（）

A. VPI
B. VCI
C. VPIandVCI
D. Specific4byteslabel
E. Noneofabove

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Assumetworoutersonthesamesubnet，R1andR2，bothconfiguredforHSRP.R1hasapriorityof120.WhichofthefollowingHSRPinterfaceconfigurationswillalwaysresultintheR2becomingtheprimary？（）

A. standby1priority110
B. standby1priority120
C. standby1priority130
D. standby1priority110preempt
E. standby1priority120preempt
F. standby1priority130preempt

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Which IPsec security protocol should be used when confidentiality is required？（）

AH B. MD5 C. PSK D. ESP

WhatdoesUDLDstandfor？（）

Voiceactivitydetection（VAD）suppressesthetransmissionofsilencepatterns.Onaverage，andassumingthatalinkcarriesatleast24calls，whatpercentageoftotalbandwidthcouldVADsave？（）

Whatisusedaslabelincell-basedMPLS？（）

Assumetworoutersonthesamesubnet，R1andR2，bothconfiguredforHSRP.R1hasapriorityof120.WhichofthefollowingHSRPinterfaceconfigurationswillalwaysresultintheR2becomingtheprimary？（）

AH
B. MD5
C. PSK
D. ESP