单项选择题
A. termination devices need routable addresses inside the VPN
B. termination devices need not routable addresses inside the VPN
C. IGP routing protocols will update their routing tables over an IPsec VPN
D. addressing designs need to allow for summarization
多项选择题 AcmeCostumeCompanyisconnectingitsmanufacturingfaciltiestoitsstoreswithasmallpoint-to-multipointFrameRelayIPWAN.Littlegrowthisexpectedinthenetworkinfrastructure.Uptothispointthecompanyhasbeenusingadial-on-demandnetwork.DroppingWANcosts，however，haveledthemtoconsiderusingahigh-speedWANsolutiontoimproveaccess.Whichtworoutingprotocolscouldyoudeploytosupportthenewlargernetworkwhilekeepingcostsdown？（）
多项选择题 YouaretheCiscoNetworkDesignerinCisco.com.WhichoftheseareimportantwhendetermininghowmanyusersaNAScansupport？（）
单项选择题 WhichVPNmanagementfeaturewouldbeconsideredtoensurethatthenetworkhadtheleastdisruptionofservicewhenmakingtopologychanges？（）