单项选择题
A. Cisco 1130AG Series Wireless LAN Controllers
B. Cisco 1140AG Series Wireless LAN Controllers
C. Cisco 2000 Series Wireless LAN Controllers
D. Cisco 4400 Series Wireless LAN Controllers
单项选择题 Theintegratedservicesroutingarchitectureprovidestheperformance，availability，andreliabilityneededtoscalemission-criticalbusinessapplicationsinthemostdemandingenvironments.WhichstatementbestdescribesthebenefitsofCiscoIntegratedServicesRouters？（）
多项选择题 Cisco.comoffersaccountmanagerswhichthreeoftheseresources？（）
多项选择题 Whatarethetwoadvantagesofanyintelligentnetworkthatusesasystems-levelapproach？（）