多项选择题
A.End-to-end VLANs are easy to manage.
B.Users are grouped into VLANs independent of a physical location.
C.Each VLAN has a common set of security and resource requirements for all members.
D.Resources are restricted to a single location.
单项选择题 UnderwhatcircumstancesshouldanadministratorpreferlocalVLANsoverend-to-endVLANs？（）
单项选择题 IfyouneededtotransporttrafficcomingfrommultipleVLANs（connectedbetweenswitches），andyourCTOwasinsistentonusinganopenstandard，whichprotocolwouldyouuse？（）
多项选择题 Refer to the exhibit. On the basis of the information provided in the exhibit, which two sets of procedures are best practices for Layer 2 and 3 failover alignment?（）