多项选择题
Which two of these are characteristics of Metro Ethernet？（）
A. class of service
B. bandwidth profiles
C. user-network interface
D. Ethernet LAN circuit attributes
E. Ethernet virtual circuit attributes
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相关考题
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多项选择题
WhichtwooftheseMetroInternetservicesmaptoE-LANservicesthataredefinedbytheMEF？（）
A. Ethernet Private Line
B. Ethernet Wire Service
C. Ethernet Relay Service
D. Ethernet Multipoint Service
E. Ethernet Relay Multipoint Service -
多项选择题
WhichthreeoftheseMetroEthernetservicesmaptoE-Lineservicesthataredefinedbythe MEF？（）
A. Ethernet Private Line
B. Ethernet Wire Service
C. Ethernet Relay Service
D. Ethernet Multipoint Service
E. Ethernet Relay Multipoint Service -
单项选择题
WhichoftheseisabenefitofusingNetworkAdmissionControlinsteadofCiscoIdentityBased NetworkingServices？（）
A. NAC can authenticate using 802.1X and IBNS cannot
B. NAC can ensure only compliant machines connect and IBNS cannot
C. NAC can ensure access to the correct network resources and IBNS cannot
D. NAC can manage user mobility and reduce overhead costs and IBNS cannot
