单项选择题
If you have Cisco integrated services router and need to upgrade the Cisco IOS image,which kind of Cisco Support services do you need?（）
A. Cisco SMARTNet onsite B. Cisco TAC C. Advanced Hardware Replacement D. Software Support
多项选择题 What are four uses of the USB ports in the Cisco integrated services routers?（）
单项选择题 How many users does the Cisco Unity Express Solution Support When installed in the Cisco 2800 Family?（）
单项选择题 Which statement is true about the Cisco Self-Defending Network?（）
