单项选择题
A. single run
B. multi-homed
C. stub domain EBGP
D. direct BGP peering
单项选择题 WhichofthefollowingistheprimaryconsiderationtoscaleVPNs？（）
多项选择题 WhatfourfunctionsdoesWebCacheCommunicationProtocol（WCCP）incorporate？（）
单项选择题 Avirtualstorageareanetwork（VSAN）isacollectionofportsfromasetofconnectedFibreChannelswitches，thatformavirtualfabric.Whichtechnologyallowscentralizedstorageservices tobesharedacrossdifferentVSANs？（）