单项选择题
If A customers needed to load-balance across multiple data center. which Cisco product would the customer consider?（）
A.ISR Wide Area Acceleration Server B.Nexus Site Balancer C.ACE Global Site Selector D.ASR Virtual Balanced Network E.Site Balancer
多项选择题 What are three benefit that the Smart Business Architecture provides to customers?（）
多项选择题 Which four are components of the Cisco collaboration Architecture strategy?（）
多项选择题 Which three are Cisco architectures?（）
