多项选择题
A.demand among users for access to information anytime, anywhere
B.desire to use the same vender for desktop and server deployments
C.existing equipment has reached and of life
D.increasing operational costs of managing data centers
E.architectures that is inflexible and inefficient
F.selecting best-performing vendors for each individual component
单项选择题 What is A WAN？（）
多项选择题 Which three challenges have been created by the move toward Virtualization in the data center? （）
单项选择题 Simplified guest access, comprehensive communication and collaboration, and optimized asset and network visibility are benefits of which type of Cisco deployment?（）