The price of Cisco Small Business Pro Service is based on the complexity of the device that is being covered. How many different price points for these devices are available？（）

A. identifying and assessing customer business requirements
B. documenting and categorizing customer business requirements in terms of performance， availability， capacity and security
C. producing a documented technology strategy
D. creating a bill of materials
E. presenting documented business requirements to a customer and having the customer validate them
F. completing a site survey

A. VLAN
B. NAC
C. EAP
D. WLAN

A. unified wireless and wired infrastructure for a single point of control for all WLAN traffic
B. simplified management of central or remotely located access points
C. extension features to wired network services， such as denial of service prevention and ACLs
D. threat defense with a robust wired IDS