单项选择题
AcomputerisconnectedtothenetworkthroughaNIC，whichhasauniqueassignmentthatiscalledtheEthernetMACaddress.WhichlayeroftheOSImodeldoestheMACaddressusetocommunicatewiththenetwork？（）
- A.network
B.application
C.session
D.datalink
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相关考题
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单项选择题
WhichCiscoCatalystswitchesfitintheaccessarea？（）
A.CiscoCatalyst2900Series，Catalyst7300Series，andCatalyst8000Series
B.CiscoCatalyst2900Series，Catalyst3700Series，andCatalystSeries
C.CiscoCatalyst2700Series，Catalyst7300Series，andCatalyst8000Series
D.CiscoCatalyst2700Series，Catalyst3700Series，andCatalyst4500Series -
单项选择题
WhichdeployedVoWLANclientsecurityoptionisrecommendedbyCisco?（）
A.Layer3withLayer3SecuritysettoNoneandWebPolicysettoAuthentication
B.Layer3withLayer3SecuritysettoNoneandWebPolicysettoVPNPass-Through
C.Layer3withLayer3SecuritysettoVPNPass-Through
D.Layer2withLayer2Securitysetto802.1X -
单项选择题
Whichofthefollowingcommandsonthewirelessinterfaceofacisco3845integratedservicesrouterallowsthessidtobroadcast？（）
A.router（config-ssid）#guest-mode
B.router（config-ssid）#advertise
C.router（config-ssid）#enable
D.router（config-ssid）#broadcast
