多项选择题
A. Mobility Services Engine
B. WLAN controller
C. Cisco Wireless Control System
D. rugged/exterior access points
E. interior access points
单项选择题 IProutingprotocols，suchasOSPFandEnhancedEIGRP，areusedprimarilyinnetworkdesignsthatcontainentryandexitpointstothenetworkfromserviceproviders.WhatisacommontraitofIProutingprotocols？（）
单项选择题 WhichCiscoSmallBusinessSwitchwouldyourecommendtoasmallbusinesscustomerwhowantstosegmentthenetworkintoworkgroupsandhavealimitednumberofvoicedevicesonthenetwork？（）
多项选择题 Whichthreepre-salesSmartDesigndocumentsareavailabletohelpyouimplementandinstallasolution？（）