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[主观题]
CiscoExpressForwarding(CEF)ismainlyusedtoincreasepacketswitchingspeed,reducingtheoverheada
nddelaysintroducedbyotherroutingtechniques,increasingoverallperformance.WhichofthefollowingconcerningCEFisrecommendedbyCisco?()
A.UsedefaultLayer4hashincore.
B.UsedefaultLayer3hashindistribution.
C.UsedefaultLayer4hashindistribution.
D.UsedefaultLayer3hashincoreandLayer3+Layer4hashindistributionlayer.
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