AdatabaseadministratorwantsauniqueIPaddressforeachofthreeinstancesofadatabase.Normally，allinstancesrunonalargeproductionnode，buttheymayfallovertodifferentstandbynodesaccordingtothedynamicnodepriorityconfiguration.Whatisthebestwaytoobtainuniqueaddressesforeachofthethreedatabaseinstances？（）
A.ThereisnowaysincethiscannotbeconfiguredwithHACMP
B.UseIPReplacementaddresstakeoveranddefineallserviceaddressesonthesameNIC
C.UseIPAliasingforaddresstakeoveranddefineeachaliasinaseparateresourcegroup
D.UseEtherChanneltomapthethreealiasIPaddressestothecommonserviceaddressdefinedtoHACMP
参考答案：C
