WhatwillanEasyVPNhardwareclientrequireinordertoinsertitsprotectednetworkaddress whenitconnectsusingnetworkextensionmode？（）
A. RADIUSorLDAP
B. aninternalrouterrunningEIGRP
C. ReverseRouteInjectionandOSPForRIPv2
D. theVPNappliancetobedeployedinlinewiththefirewall
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Whataretwostepsthataretakenwhenarouterconvertsavoicesignalfromanalogtodigitalform？（）
A. sampling
B. packetization
C. quantization
D. serialization
TowhichofthesedoesIPmulticastsendpackets？（）
A. asinglehost
B. asubsetofhosts
C. allhostssequentially
D. allhostssimultaneously
WhenarouterhastomakearatetransitionfromLANtoWAN，whattypeofcongestionneeds shouldbeconsideredinthenetworkdesign？（）
A. RX-queuedeferred
B. TX-queuedeferred
C. RX-queuesaturation
D. TX-queuesaturation
E. RX-queuestarvation
F. TX-queuestarvation
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