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Twodirectlyconnectedrouters,R1andR2,arebothconfiguredforOSPFgracefulrestart.R2isabletoswitchpacketsinhardware,butR1isnot.IfanetworkadministratorlogsontoR2andperformsasystemreload,whichwillbetheresult?()
A.TrafficforwardedfromR2toorthroughR1willcontinuetobeforwardedbasedonthe forwardingtablestateatthetimeofthereload.
B.R2willcontinuetoforwardtraffictoR1,butR1willdropthetrafficbecauseitsneighboradjacencywithR2hasfailed.
C.R2willcontinueforwardingtraffictoandthroughR1,butR1willdropthistrafficbecauseitisnotcapableofmaintainingitsforwardingstate.
D.AllthetrafficR2isforwardingtoorthroughR1willbedroppedwhileOSPFrebuildsitsneighboradjacencyandforwardingtables.
参考答案