多项选择题
A. supports Layer 2 VLANs
B. segment LANs
C. are faster because forwarding decisions are made on hardware
D. typically have fewer ports because forwarding decisions are made in software
E. flood frames out all ports
多项选择题 InCiscoNetworkAttachedStoragesolutions，whataretwocommonhigh-availabilityfeaturesforsmallbusiness？（）
单项选择题 TheCiscoSmartBusinessCommunicationsSystemofferssupportofthird-partyapplications.WhenusingTimeCardView，whatdeviceisusedbyemployeestoclockinandclockout？（）
单项选择题 WhatistheSMBPartnerPracticeBuilder？（）