WhataretwobenefitsoftheCisco1800SeriesIntegratedServicesRouters？（）

A.fixedconfigurationforsecurebroadband，metroEthernet，andwirelessconnectivity
B.configurationforsecuritypolicymonitoring
C.dynamicmanagementthroughself-healingprocesses
D.connectivityoptionsandinvestmentprotectionthroughsupportforexistingCisco1700SeriesWICs

【参考答案】

A, D