单项选择题
An IP phone connects a user to a switch as shown below：
Based on the diagram shown above， which statement is true about the voice traffic coming to theswitch access port that is connected to the IP phone？（）
A.A PC connected to a switch port via an IP phone is unaware of the presence of the phone
B.The traffic on the voice VLAN must be tagged with 802.1p encapsulation in order to coexist onthe same LAN segment with a PC
C.To improve the quality of the voice traffic， no other devices should be attached to the IP phone
D.The voice VLAN must be configured as a native VLAN on the switch
E.A PC connected to a switch port via an IP phone must support a trunking encapsulation
相关考题
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多项选择题
WhichthreestatementsaretrueaboutimplementingwirelessLANsinthenetworkusingCiscodevices？（）
A.Antenna power is a relative value reference to dBi
B.LWAPP allows encrypted communications between lightweight access points and WLANcontrollers.
C.Characteristics of antennas are directionality， gain， and polarization
D.Power over Ethernet （PoE） is only available when a WLAN controller is integrated into thenetwork
E.The WLAN solution Engine （WLSE） is used to control lightweight access points
F.One of the advantages of the lightweight WLAN solution is that the devices act indepently -
多项选择题
Networktopologyexhibit： InthisWLANsegment，whatarethreerequirementsforconfiguringtheseAironetaccesspoints（APs）thatwillallowforallwirelessclientstoworkwithoutserviceinterruptionwhileroamingfromaccesspointtoaccesspoint？（） Allaccesspointsshouldbeconfigured....
A....with a unique IP subnet range
B....with identical SSIDs
C....within the same IP subnet
D....with the same guest mode SSID
E....only with the native VLAN
F....with the native VLAN -
单项选择题
OnthewirelessLAN，Aclientissearchingforanaccesspoint（AP）.Whatisthecorrectprocessorderthatthisclientandaccesspointgoesthroughinordertocreateaconnection？（）
A.association request/response， probe request/response， authentication request/response
B.association request/response， authentication request/response， probe request/response
C.probe request/response， authentication request/response， association request/response
D.probe request/response， association request/response， authentication request/response
E.None of the other alternatives apply
