WhataretwoadvantagesthattheCiscoSA520all－in－oneUTMsecuritydevicehasoverimplementingatypicalrouterinasmallbusinessnetwork？（）

A.CiscoIntrusionPreventionSystem
B.higherbandwidth
C.virtualprivatenetworks
D.accesscontrollists
E.URLfiltering

【参考答案】

C, E