In which of these phases is a customer’s current network infrastructure assessed？（）

A. Cisco Configuration Assistant
B. CiscoSmartports
C. Cisco Network Admission Control
D. Cisco Smart Assist

A. Plan
B. design
C. operate
D. implement

A. a high-bandwidth environment with applications such as IP video
B. a predominantly telecommuter workforce
C. a robust LAN intrusion detection system
D. the intention to upgrade from Cisco Unified Communications Manager Express to Cisco Unified Communications Manager