多项选择题
A.minimize network investments
B.reduce reliance on technology
C.plan for today
D.be more productive
E.work from anywhere
F.serve customers better
多项选择题 Which three customer needs are addressed by Cisco solutions?（）
单项选择题 You are the network consultant from passguide.com. Could you please tell customers what strategy will protect network resources and services from unauthorized actions?（）
单项选择题 Why is QoS important in a converged network?（）