CompanyhasaCatalyst6500andyouneedtoconfigureredundancybetweenthesupervisormodules.Withrouteprocessorredundancy（RPR+），theredundantsupervisorengineisfullyinitializedandconfigured，whichshortenstheswitchovertimeiftheactivesupervisorenginefails.WhichthreestatementsaretrueabouttheRPR+operationswhentheredundantsupervisorengineswitchedoverthefailedprimarysupervisorengine？（）
A.StaticIProutesaremaintainedacrossaswitchoverbecausetheyareconfiguredfromentriesintheconfigurationfile
B.Informationaboutdynamicroutingstates，maintainedontheactivesupervisorengine，issynchronizedtotheredundantsupervisorengineandistransferredduringtheswitchover
C.Informationaboutdynamicroutingstates，maintainedontheactivesupervisorengine，isnotsynchronizedtotheredundantsupervisorengineandislostonswitchover
D.TheForwardingInformationBase（FIB）tablesareclearedonaswitchover.Asaresult，routedtrafficisinterrupteduntilroutetablesreconverge
E.StaticIProutesareclearedacrossaswitchoverandrecreatedfromentriesintheconfigurationfileontheredundantsupervisorengine
F.TheForwardingInformationBase（FIB）tablesaremaintainedduringtheswitchover.Asaresult，routedtrafficcontinueswithoutanyinterruptionwhenthefailoveroccurs

A.Withrouteprocessorredundancy（RPR+），theredundantsupervisorengineisfullyinitializedandconfigured，whichshortenstheswitchovertimeiftheactivesupervisorenginefails.WhichthreestatementsaretrueabouttheRPR+operationswhentheredundantsupervisorengineswitchedoverthefailedprimarysupervisorengine？（）
A.StaticIProutesaremaintainedacrossaswitchoverbecausetheyareconfiguredfromentriesintheconfigurationfile
B.Informationaboutdynamicroutingstates，maintainedontheactivesupervisorengine，issynchronizedtotheredundantsupervisorengineandistransferredduringtheswitchover
C.Informationaboutdynamicroutingstates，maintainedontheactivesupervisorengine，isnotsynchronizedtotheredundantsupervisorengineandislostonswitchover
D.TheForwardingInformationBase（FIB）tablesareclearedonaswitchover.Asaresult，routedtrafficisinterrupteduntilroutetablesreconverge
E.StaticIProutesareclearedacrossaswitchoverandrecreatedfromentriesintheconfigurationfileontheredundantsupervisorengine
F.TheForwardingInformationBase（FIB）tablesaremaintainedduringtheswitchover.Asaresult，routedtrafficcontinueswithoutanyinterruptionwhenthefailoveroccurs

【参考答案】

A, C, D