Whichoftheseisabenefitofanintegratedsecuritymanagementsystem?()

A.Itprovidesconfiguration，monitoring，andtroubleshootingcapabilitiesacrossawiderangeofsecurityproducts.

B.Itintegratessecuritydevicemanagementproductsandcollectseventsonan"asneeded"basistoreducemanagementoverhead.

C.Itintegratessecuritymanagementcapabilitiesintotherouterorswitch.

D.Itprovidesasinglepointofcontactforallsecurityconfigurationtaskstherebyenhancingthereturnoninvestment.

E.ItleveragesexistingnetworkmanagementsystemssuchasHPOpenViewtolowerthecostofimplementation.