多项选择题
A. They are not designed for multi-access-point networks.
B. They do not scale well.
C. They have higher total cost of ownership than some enterprise products.
D. Their upgrade paths compete directly against Cisco upgrade paths.
单项选择题 MightyResearch indicated that a significant percentage of SMBs are concerned about which factor in a UC solution?（）
单项选择题 A distribution area provides an aggregation point for which components?（）
多项选择题 Which two CRM servers allow Cisco Unified Call Connector to be configured for connectivity?（）