单项选择题
What is the term for a logical SAN which provides isolation among devices physically connected to the same fabric?（）
A.ISL B.IVR C.VoQ D.VSANs E.Enhanced ISL
单项选择题 Which technology allows centralized storage services to be shared across different VSANs?（）
单项选择题 Which of these statements is true of routing protocols in a hub-and-spoke IPsec VPN topology?（）
单项选择题 Which of the following is the primary consideration to scale VPNs?（）
